About Measuring Hose and Tube Clamps
What's the best way to determine the clamp size you'll need? Simply measure the outside diameter of your hose with the fitting installed. Some clamps accommodate a range of sizes, so be sure the size you need falls in the middle of that range.
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Constant-Tension Clamps for Soft Hose and Tube
Don't worry about your hose and tube expanding and contracting when temperatures fluctuate—these clamps have a Belleville spring that automatically increases and decreases the clamp's diameter.
Clamps have an extended tail on the band, which acts as a liner to protect hose and tube from being cut. They’re best for soft hose and tube but also work with firm hose and tube. Do not exceed the maximum torque or clamps may be damaged.
301,302,and 304 stainless steel offer very good corrosion resistance.
410 stainless steel has good corrosion resistance.
Zinc-plated steel has fair corrosion resistance.
Note: When choosing a clamp, measure the outside diameter of your hose or tube with the fitting installed.
For technical drawings and 3-D models, click on a part number.
Clamp ID Range | Band | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Inch | mm | Wd. | Thick. | SAE No. | Temp. Range, ° F | Max. Torque, in.-lbs. | Drive Style | Hex Size | Reusable | For Use With | Specifications Met | Each | |
301 Stainless Steel with 410 Stainless Steel Screw | |||||||||||||
9/16" to 1 1/16" | 14 to 27 | 9/16" | 0.028" | 10 | -50° to 250° | 45 | External Hex | 5/16" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 00000000 | 00000 |
11/16" to 1 1/4" | 17 to 32 | 9/16" | 0.028" | 12 | -50° to 250° | 45 | External Hex | 5/16" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 00000000 | 00000 |
13/16" to 1 1/2" | 21 to 38 | 9/16" | 0.028" | 16 | -50° to 250° | 45 | External Hex | 5/16" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 00000000 | 00000 |
13/16" to 1 3/4" | 21 to 44 | 9/16" | 0.028" | 20 | -50° to 250° | 45 | External Hex | 5/16" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 00000000 | 00000 |
1 1/16" to 2" | 27 to 51 | 9/16" | 0.028" | 24 | -50° to 250° | 45 | External Hex | 5/16" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 00000000 | 00000 |
1 5/16" to 2 1/4" | 33 to 57 | 9/16" | 0.028" | 28 | -50° to 250° | 45 | External Hex | 5/16" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 00000000 | 00000 |
1 9/16" to 2 1/2" | 40 to 64 | 9/16" | 0.028" | 32 | -50° to 250° | 45 | External Hex | 5/16" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 00000000 | 00000 |
1 13/16" to 2 3/4" | 46 to 70 | 9/16" | 0.028" | 36 | -50° to 250° | 45 | External Hex | 5/16" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 00000000 | 00000 |
2 1/16" to 3" | 52 to 76 | 9/16" | 0.028" | 40 | -50° to 250° | 45 | External Hex | 5/16" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 00000000 | 00000 |
2 5/16" to 3 1/4" | 59 to 83 | 9/16" | 0.028" | 44 | -50° to 250° | 45 | External Hex | 5/16" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 00000000 | 00000 |
2 9/16" to 3 1/2" | 65 to 89 | 9/16" | 0.028" | 48 | -50° to 250° | 45 | External Hex | 5/16" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 00000000 | 00000 |
2 13/16" to 3 3/4" | 71 to 95 | 9/16" | 0.028" | 52 | -50° to 250° | 45 | External Hex | 5/16" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 00000000 | 00000 |
304 Stainless Steel with Zinc-Plated Steel Screw | |||||||||||||
1" to 1 3/4" | 25 to 44 | 5/8" | 0.028" | __ | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
1 1/4" to 2 1/8" | 32 to 54 | 5/8" | 0.028" | 212 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
1 3/4" to 2 5/8" | 44 to 67 | 5/8" | 0.028" | 262 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
2 1/4" to 3 1/8" | 57 to 79 | 5/8" | 0.028" | 312 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
2 3/4" to 3 5/8" | 70 to 92 | 5/8" | 0.028" | 362 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
3 1/4" to 4 1/8" | 83 to 105 | 5/8" | 0.028" | 412 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
3 3/4" to 4 5/8" | 95 to 117 | 5/8" | 0.028" | 462 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
4 1/4" to 5 1/8" | 108 to 130 | 5/8" | 0.028" | 512 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
4 3/4" to 5 5/8" | 121 to 143 | 5/8" | 0.028" | 562 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
5 1/4" to 6 1/8" | 133 to 156 | 5/8" | 0.028" | 612 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
5 3/4" to 6 5/8" | 146 to 168 | 5/8" | 0.028" | 662 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
6 1/4" to 7 1/8" | 159 to 181 | 5/8" | 0.028" | 712 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
6 3/4" to 7 5/8" | 171 to 194 | 5/8" | 0.028" | 762 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
7 1/4" to 8 1/8" | 184 to 206 | 5/8" | 0.028" | 812 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
7 3/4" to 8 5/8" | 197 to 219 | 5/8" | 0.028" | 862 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
8 1/4" to 9 1/8" | 210 to 232 | 5/8" | 0.028" | 912 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
304 Stainless Steel with 410 Stainless Steel Screw | |||||||||||||
1" to 1 3/4" | 25 to 44 | 5/8" | 0.028" | __ | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
1 1/4" to 2 1/8" | 32 to 54 | 5/8" | 0.028" | 212 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
1 3/4" to 2 5/8" | 44 to 67 | 5/8" | 0.028" | 262 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
2 1/4" to 3 1/8" | 57 to 79 | 5/8" | 0.028" | 312 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
2 3/4" to 3 5/8" | 70 to 92 | 5/8" | 0.028" | 362 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
3 1/4" to 4 1/8" | 83 to 105 | 5/8" | 0.028" | 412 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
3 3/4" to 4 5/8" | 95 to 117 | 5/8" | 0.028" | 462 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
4 1/4" to 5 1/8" | 108 to 130 | 5/8" | 0.028" | 512 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
4 3/4" to 5 5/8" | 121 to 143 | 5/8" | 0.028" | 562 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
5 1/4" to 6 1/8" | 133 to 156 | 5/8" | 0.028" | 612 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
5 3/4" to 6 5/8" | 146 to 168 | 5/8" | 0.028" | 662 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
6 1/4" to 7 1/8" | 159 to 181 | 5/8" | 0.028" | 712 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
6 3/4" to 7 5/8" | 171 to 194 | 5/8" | 0.028" | 762 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
7 1/4" to 8 1/8" | 184 to 206 | 5/8" | 0.028" | 812 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
7 3/4" to 8 5/8" | 197 to 219 | 5/8" | 0.028" | 862 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |
8 1/4" to 9 1/8" | 210 to 232 | 5/8" | 0.028" | 912 | -50° to 250° | 90 | External Hex | 3/8" | Yes | Firm Hose, Firm Tube, Soft Hose, Soft Tube | SAE J1508 | 0000000 | 00000 |