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About O-Rings
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Find the right size, compare compatible materials, and choose the best cross section shape for your O-ring.
Ultra-Chemical-Resistant DuPont Kalrez 4079 O-Rings
Made of Kalrez 4079, these O-rings combine the chemical resistance of PTFE with the springy softness of Viton® fluoroelastomer. They hold up to a wide range of chemicals, such as acetone, methyl ethyl ketone (MEK), potassium hydroxide, and most acids.
Inch
Fractional | Actual | Each | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dash Number  | ID | OD | ID | OD | Hardness | Specifications Met | Temperature Range, °F | Color | 1-9 | 10-Up | |
Wd.: 1/32 Fractional (0.04" Actual) | |||||||||||
| 001 | 1/32 | 3/32 | 0.029" | 0.109" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K31 | 000000 | 000000 |
Wd.: 3/64 Fractional (0.05" Actual) | |||||||||||
| 002 | 3/64 | 9/64 | 0.042" | 0.142" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K111 | 00000 | 00000 |
Wd.: 1/16 Fractional (0.06" Actual) | |||||||||||
| 003 | 1/16 | 3/16 | 0.056" | 0.176" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K112 | 00000 | 00000 |
Wd.: 1/16 Fractional (0.07" Actual) | |||||||||||
| 004 | 5/64 | 13/64 | 0.07" | 0.21" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K61 | 00000 | 00000 |
| 005 | 3/32 | 7/32 | 0.101" | 0.241" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K33 | 00000 | 00000 |
| 006 | 1/8 | 1/4 | 0.114" | 0.254" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K11 | 00000 | 00000 |
| 007 | 5/32 | 9/32 | 0.145" | 0.285" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K12 | 00000 | 00000 |
| 008 | 3/16 | 5/16 | 0.176" | 0.316" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K13 | 00000 | 00000 |
| 009 | 7/32 | 11/32 | 0.208" | 0.348" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K14 | 00000 | 00000 |
| 010 | 1/4 | 3/8 | 0.239" | 0.379" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K15 | 00000 | 00000 |
| 011 | 5/16 | 7/16 | 0.301" | 0.441" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K16 | 00000 | 00000 |
| 012 | 3/8 | 1/2 | 0.364" | 0.504" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K17 | 00000 | 00000 |
| 013 | 7/16 | 9/16 | 0.426" | 0.566" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K18 | 00000 | 00000 |
| 014 | 1/2 | 5/8 | 0.489" | 0.629" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K19 | 00000 | 00000 |
| 015 | 9/16 | 11/16 | 0.551" | 0.691" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K21 | 00000 | 00000 |
| 016 | 5/8 | 3/4 | 0.614" | 0.754" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K22 | 00000 | 00000 |
| 017 | 11/16 | 13/16 | 0.676" | 0.816" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K62 | 00000 | 00000 |
| 018 | 3/4 | 7/8 | 0.739" | 0.879" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K34 | 00000 | 00000 |
| 019 | 13/16 | 15/16 | 0.801" | 0.941" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K113 | 00000 | 00000 |
| 020 | 7/8 | 1 | 0.864" | 1.004" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K114 | 00000 | 00000 |
| 021 | 15/16 | 1 1/16 | 0.926" | 1.066" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K35 | 00000 | 00000 |
| 022 | 1 | 1 1/8 | 0.989" | 1.129" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K115 | 00000 | 00000 |
| 023 | 1 1/16 | 1 3/16 | 1.051" | 1.191" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K116 | 00000 | 00000 |
| 024 | 1 1/8 | 1 1/4 | 1.114" | 1.254" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K117 | 00000 | 00000 |
| 025 | 1 3/16 | 1 5/16 | 1.176" | 1.316" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K118 | 00000 | 00000 |
| 026 | 1 1/4 | 1 3/8 | 1.239" | 1.379" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K63 | 000000 | 00000 |
| 027 | 1 5/16 | 1 7/16 | 1.301" | 1.441" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K119 | 000000 | 000000 |
| 028 | 1 3/8 | 1 1/2 | 1.364" | 1.504" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K64 | 000000 | 000000 |
| 029 | 1 1/2 | 1 5/8 | 1.489" | 1.629" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K211 | 000000 | 000000 |
| 030 | 1 5/8 | 1 3/4 | 1.614" | 1.754" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K37 | 000000 | 000000 |
| 031 | 1 3/4 | 1 7/8 | 1.739" | 1.879" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K212 | 000000 | 000000 |
| 032 | 1 7/8 | 2 | 1.864" | 2.004" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K213 | 000000 | 000000 |
| 033 | 2 | 2 1/8 | 1.989" | 2.129" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K214 | 000000 | 000000 |
| 034 | 2 1/8 | 2 1/4 | 2.114" | 2.254" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K215 | 000000 | 000000 |
Wd.: 3/32 Fractional (0.103" Actual) | |||||||||||
| 104 | 1/8 | 5/16 | 0.112" | 0.318" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K416 | 00000 | 00000 |
| 105 | 5/32 | 11/32 | 0.143" | 0.349" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K417 | 00000 | 00000 |
| 106 | 3/16 | 3/8 | 0.174" | 0.38" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K418 | 00000 | 00000 |
| 107 | 7/32 | 13/32 | 0.206" | 0.412" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K419 | 00000 | 00000 |
| 108 | 1/4 | 7/16 | 0.237" | 0.443" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K38 | 00000 | 00000 |
| 109 | 5/16 | 1/2 | 0.299" | 0.505" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K421 | 00000 | 00000 |
| 110 | 3/8 | 9/16 | 0.362" | 0.568" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K23 | 00000 | 00000 |
| 111 | 7/16 | 5/8 | 0.424" | 0.63" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K24 | 00000 | 00000 |
| 112 | 1/2 | 11/16 | 0.487" | 0.693" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K25 | 00000 | 00000 |
| 113 | 9/16 | 3/4 | 0.549" | 0.755" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K26 | 00000 | 00000 |
| 114 | 5/8 | 13/16 | 0.612" | 0.818" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K27 | 00000 | 00000 |
| 115 | 11/16 | 7/8 | 0.674" | 0.88" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K28 | 00000 | 00000 |
| 116 | 3/4 | 15/16 | 0.737" | 0.943" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K29 | 00000 | 00000 |
| 117 | 13/16 | 1 | 0.799" | 1.005" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K65 | 00000 | 00000 |
| 118 | 7/8 | 1 1/16 | 0.862" | 1.068" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K66 | 000000 | 00000 |
| 119 | 15/16 | 1 1/8 | 0.924" | 1.13" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K422 | 000000 | 00000 |
| 120 | 1 | 1 3/16 | 0.987" | 1.193" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K39 | 000000 | 00000 |
| 121 | 1 1/16 | 1 1/4 | 1.049" | 1.255" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K959 | 000000 | 00000 |
| 122 | 1 1/8 | 1 5/16 | 1.112" | 1.318" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K41 | 000000 | 00000 |
| 123 | 1 3/16 | 1 3/8 | 1.174" | 1.38" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K42 | 000000 | 000000 |
| 124 | 1 1/4 | 1 7/16 | 1.237" | 1.443" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K423 | 000000 | 000000 |
| 125 | 1 5/16 | 1 1/2 | 1.299" | 1.505" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K424 | 000000 | 000000 |
| 126 | 1 3/8 | 1 9/16 | 1.362" | 1.568" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K425 | 000000 | 000000 |
| 127 | 1 7/16 | 1 5/8 | 1.424" | 1.63" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K43 | 000000 | 000000 |
| 128 | 1 1/2 | 1 11/16 | 1.487" | 1.693" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K426 | 000000 | 000000 |
| 129 | 1 9/16 | 1 3/4 | 1.549" | 1.755" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K427 | 000000 | 000000 |
| 131 | 1 11/16 | 1 7/8 | 1.674" | 1.88" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K429 | 000000 | 000000 |
| 132 | 1 3/4 | 1 15/16 | 1.737" | 1.943" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K431 | 000000 | 000000 |
| 137 | 2 1/16 | 2 1/4 | 2.05" | 2.256" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K436 | 000000 | 000000 |
| 142 | 2 3/8 | 2 9/16 | 2.362" | 2.568" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K512 | 000000 | 000000 |
| 152 | 3 1/4 | 3 7/16 | 3.237" | 3.443" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K523 | 000000 | 000000 |
Wd.: 1/8 Fractional (0.139" Actual) | |||||||||||
| 201 | 3/16 | 7/16 | 0.171" | 0.449" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K633 | 00000 | 00000 |
| 202 | 1/4 | 1/2 | 0.234" | 0.512" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K634 | 00000 | 00000 |
| 203 | 5/16 | 9/16 | 0.296" | 0.574" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K635 | 00000 | 00000 |
| 204 | 3/8 | 5/8 | 0.359" | 0.637" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K67 | 000000 | 00000 |
| 206 | 1/2 | 3/4 | 0.484" | 0.762" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K44 | 000000 | 00000 |
| 207 | 9/16 | 13/16 | 0.546" | 0.824" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K237 | 000000 | 000000 |
| 208 | 5/8 | 7/8 | 0.609" | 0.887" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K45 | 000000 | 000000 |
| 210 | 3/4 | 1 | 0.734" | 1.012" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K68 | 000000 | 000000 |
| 211 | 13/16 | 1 1/16 | 0.796" | 1.074" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K47 | 000000 | 000000 |
| 212 | 7/8 | 1 1/8 | 0.859" | 1.137" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K69 | 000000 | 000000 |
| 213 | 15/16 | 1 3/16 | 0.921" | 1.199" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K639 | 000000 | 000000 |
| 214 | 1 | 1 1/4 | 0.984" | 1.262" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K48 | 000000 | 000000 |
| 215 | 1 1/16 | 1 5/16 | 1.046" | 1.324" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K641 | 000000 | 000000 |
| 216 | 1 1/8 | 1 3/8 | 1.109" | 1.387" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K71 | 000000 | 000000 |
| 217 | 1 3/16 | 1 7/16 | 1.171" | 1.449" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K49 | 000000 | 000000 |
| 218 | 1 1/4 | 1 1/2 | 1.234" | 1.512" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K72 | 000000 | 000000 |
| 220 | 1 3/8 | 1 5/8 | 1.359" | 1.637" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K73 | 000000 | 000000 |
| 221 | 1 7/16 | 1 11/16 | 1.421" | 1.699" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K643 | 000000 | 000000 |
| 222 | 1 1/2 | 1 3/4 | 1.484" | 1.762" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K74 | 000000 | 000000 |
| 223 | 1 5/8 | 1 7/8 | 1.609" | 1.887" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K644 | 000000 | 000000 |
| 224 | 1 3/4 | 2 | 1.734" | 2.012" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K75 | 000000 | 000000 |
| 225 | 1 7/8 | 2 1/8 | 1.859" | 2.137" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K645 | 000000 | 000000 |
| 226 | 2 | 2 1/4 | 1.984" | 2.262" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K646 | 000000 | 000000 |
| 227 | 2 1/8 | 2 3/8 | 2.109" | 2.387" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K76 | 000000 | 000000 |
| 228 | 2 1/4 | 2 1/2 | 2.234" | 2.512" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K647 | 000000 | 000000 |
| 229 | 2 3/8 | 2 5/8 | 2.359" | 2.637" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K648 | 000000 | 000000 |
| 230 | 2 1/2 | 2 3/4 | 2.484" | 2.762" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K649 | 000000 | 000000 |
| 231 | 2 5/8 | 2 7/8 | 2.609" | 2.887" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K651 | 000000 | 000000 |
| 232 | 2 3/4 | 3 | 2.734" | 3.012" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K652 | 000000 | 000000 |
| 234 | 3 | 3 1/4 | 2.984" | 3.262" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K654 | 000000 | 000000 |
| 235 | 3 1/8 | 3 3/8 | 3.109" | 3.387" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K655 | 000000 | 000000 |
| 236 | 3 1/4 | 3 1/2 | 3.234" | 3.512" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K656 | 000000 | 000000 |
| 238 | 3 1/2 | 3 3/4 | 3.484" | 3.762" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K658 | 000000 | 000000 |
| 239 | 3 5/8 | 3 7/8 | 3.609" | 3.887" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K659 | 000000 | 000000 |
| 243 | 4 1/8 | 4 3/8 | 4.109" | 4.387" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K674 | 000000 | 000000 |
| 250 | 5 | 5 1/4 | 4.984" | 5.262" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K712 | 000000 | 000000 |
| 256 | 5 3/4 | 6 | 5.734" | 6.012" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K718 | 000000 | 000000 |
| 257 | 5 7/8 | 6 1/8 | 5.859" | 6.137" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K719 | 000000 | 000000 |
| 259 | 6 1/4 | 6 1/2 | 6.234" | 6.512" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K722 | 000000 | 000000 |
Wd.: 3/16 Fractional (0.21" Actual) | |||||||||||
| 314 | 3/4 | 1 1/8 | 0.725" | 1.145" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K756 | 000000 | 000000 |
| 318 | 1 | 1 3/8 | 0.975" | 1.395" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K761 | 000000 | 000000 |
| 320 | 1 1/8 | 1 1/2 | 1.1" | 1.52" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K763 | 000000 | 000000 |
| 330 | 2 1/8 | 2 1/2 | 2.1" | 2.52" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K774 | 000000 | 000000 |
| 339 | 3 1/4 | 3 5/8 | 3.225" | 3.645" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K785 | 000000 | 000000 |
Metric
Each | |||||||
|---|---|---|---|---|---|---|---|
| ID, mm | OD, mm | Hardness | Temperature Range, °F | Color | 1-9 | 10-Up | |
1.5 mm Wide | |||||||
| 2.5 | 5.5 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N28 | 0000000 | 000000 |
| 3.5 | 6.5 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N25 | 000000 | 00000 |
| 7.5 | 10.5 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N24 | 000000 | 00000 |
| 9 | 12 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N16 | 000000 | 00000 |
| 12 | 15 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N14 | 000000 | 00000 |
1.6 mm Wide | |||||||
| 9.1 | 12.3 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N26 | 000000 | 00000 |
2 mm Wide | |||||||
| 4 | 8 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N15 | 000000 | 00000 |
| 6 | 10 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N12 | 000000 | 00000 |
| 12 | 16 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N11 | 000000 | 00000 |
| 13 | 17 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N21 | 000000 | 00000 |
| 14 | 18 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N17 | 000000 | 00000 |
| 16 | 20 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N13 | 000000 | 000000 |
| 18 | 22 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N22 | 000000 | 000000 |
| 20 | 24 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N18 | 000000 | 000000 |
| 22 | 26 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N23 | 000000 | 000000 |
| 26 | 30 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N27 | 000000 | 000000 |
2.5 mm Wide | |||||||
| 15 | 20 | Durometer 75A (Medium) | 30° to 600° | Black | 1278N19 | 000000 | 000000 |
Ultra-Chemical-Resistant DuPont Kalrez 4079
O-Rings for Straight-Thread Connections
Also known as Boss O-rings, these O-rings are made for tube fittings with a straight-thread connection. Made of Kalrez 4079, they combine the chemical resistance of PTFE with the springy softness of Viton® fluoroelastomer. They hold up to a wide range of chemicals, such as acetone, methyl ethyl ketone (MEK), potassium hydroxide, and most acids.
Each | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dash Number | For Tube OD | Wd. | ID | OD | Hardness | Specifications Met | Temperature Range, °F | Color | 1-9 | 10-Up | |
| 902 | 1/8" | 0.064" | 0.239" | 0.367" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K938 | 000000 | 000000 |
| 903 | 3/16" | 0.064" | 0.301" | 0.429" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K939 | 00000 | 00000 |
| 904 | 1/4" | 0.072" | 0.351" | 0.495" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K941 | 00000 | 00000 |
| 906 | 3/8" | 0.078" | 0.468" | 0.624" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K943 | 00000 | 00000 |
| 908 | 1/2" | 0.087" | 0.644" | 0.818" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K945 | 00000 | 00000 |
| 910 | 5/8" | 0.097" | 0.755" | 0.949" | Durometer 75A (Medium) | ASTM D2000, SAE AS568, SAE J200 | 30° to 600° | Black | 9568K947 | 00000 | 00000 |