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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General Purpose Worm-Drive Clamps for Firm Hose and Tube
Easy to use, strong, and versatile, these hose clamps are the most common. Tighten their slotted screw with a screwdriver, hex nut driver, or wrench.
410 stainless steel offers good corrosion resistance.
301, 302, and 305 stainless steel have very good corrosion resistance.
SAE J1508 clamps meet SAE dimensional standards.
Fed. Spec. A-A52506 and MS35842 clamps meet military standards for material and construction.
NAS1924 clamps are manufactured to National Aerospace Standards for performance.
NAS1922 clamps adhere to National Aerospace Standards for the performance and dimensions of lightweight aircraft clamps.
Clamps are for firm plastic and rubber hose and tube. Do not exceed the maximum torque or clamps may be damaged.
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 | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Inch | mm | SAE No. | Temp. Range, ° F | Max. Torque, in.-lbs. | Hex Size | Reusable | Specifications Met | Pkg. Qty. | Pkg. | |
301 Stainless Steel with 305 Stainless Steel Screw | ||||||||||
9/16" Band Wd. × 0.023" Band Thick. | ||||||||||
| 7/16" to 5/8" | 11 to 16 | __ | Not Rated | 30 | 5/16" | Yes | Fed. Spec. A-A52506, NAS1924-22 | 1 | 000000000 | 000000 |
| 1/2" to 11/16" | 13 to 17 | __ | Not Rated | 30 | 5/16" | Yes | Fed. Spec. A-A52506, NAS1924-24 | 1 | 000000000 | 00000 |
| 61/64" to 1 3/8" | 24 to 35 | __ | Not Rated | 30 | 5/16" | Yes | Fed. Spec. A-A52506, NAS1924-44 | 1 | 000000000 | 00000 |
| 1 3/8" to 1 3/4" | 35 to 44 | __ | Not Rated | 30 | 5/16" | Yes | Fed. Spec. A-A52506, NAS1924-58 | 1 | 000000000 | 00000 |
| 1 5/8" to 2" | 41 to 51 | __ | Not Rated | 30 | 5/16" | Yes | Fed. Spec. A-A52506, NAS1924-66 | 1 | 000000000 | 00000 |
| 1 7/8" to 2 1/4" | 48 to 57 | __ | Not Rated | 30 | 5/16" | Yes | Fed. Spec. A-A52506, NAS1924-74 | 1 | 000000000 | 00000 |
| 2 1/8" to 2 1/2" | 54 to 64 | __ | Not Rated | 30 | 5/16" | Yes | Fed. Spec. A-A52506, NAS1924-82 | 1 | 000000000 | 00000 |
| 2 13/32" to 2 25/32" | 61 to 71 | __ | Not Rated | 30 | 5/16" | Yes | Fed. Spec. A-A52506, NAS1924-91 | 1 | 000000000 | 00000 |
| 2 5/8" to 3" | 67 to 76 | __ | Not Rated | 30 | 5/16" | Yes | Fed. Spec. A-A52506, NAS1924-98 | 1 | 000000000 | 00000 |
| 2 29/32" to 3 9/32" | 74 to 83 | __ | Not Rated | 30 | 5/16" | Yes | Fed. Spec. A-A52506, NAS1924-107 | 1 | 000000000 | 00000 |
| 3 1/8" to 3 1/2" | 79 to 89 | __ | Not Rated | 30 | 5/16" | Yes | Fed. Spec. A-A52506, NAS1924-114 | 1 | 000000000 | 00000 |
301 Stainless Steel with 410 Stainless Steel Screw | ||||||||||
9/16" Band Wd. × 0.023" Band Thick. | ||||||||||
| 7/16" to 25/32" | 11 to 20 | 6 | -50° to 250° | 30 | 5/16" | Yes | Fed. Spec. A-A52506, MS35842, SAE J1508 | 10 | 00000000 | 00000 |
| 11/16" to 1 1/4" | 17 to 32 | 12 | -50° to 250° | 30 | 5/16" | Yes | Fed. Spec. A-A52506, MS35842, SAE J1508 | 10 | 00000000 | 00000 |
| 1 1/16" to 2" | 27 to 51 | 24 | -50° to 250° | 30 | 5/16" | Yes | Fed. Spec. A-A52506, MS35842, SAE J1508 | 10 | 00000000 | 00000 |
| 1 13/16" to 2 3/4" | 46 to 70 | 36 | -50° to 250° | 30 | 5/16" | Yes | Fed. Spec. A-A52506, MS35842, SAE J1508 | 10 | 00000000 | 00000 |
| 2 9/16" to 3 1/2" | 65 to 89 | 48 | -50° to 250° | 30 | 5/16" | Yes | Fed. Spec. A-A52506, MS35842, SAE J1508 | 5 | 00000000 | 00000 |
| 3 5/16" to 4 1/4" | 84 to 108 | 60 | -50° to 250° | 30 | 5/16" | Yes | Fed. Spec. A-A52506, MS35842, SAE J1508 | 5 | 00000000 | 00000 |
| 4 1/8" to 7" | 105 to 178 | 104 | -50° to 250° | 30 | 5/16" | Yes | Fed. Spec. A-A52506, MS35842, SAE J1508 | 5 | 00000000 | 00000 |
302 Stainless Steel with 305 Stainless Steel Screw | ||||||||||
5/16" Band Wd. × 0.025" Band Thick. | ||||||||||
| 7/16" to 5/8" | 11 to 16 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0050-3 | 1 | 000000000 | 00000 |
| 9/16" to 7/8" | 14 to 22 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0075-3 | 1 | 000000000 | 00000 |
| 23/32" to 1 3/32" | 18 to 28 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0100-3 | 1 | 000000000 | 00000 |
| 31/32" to 1 25/32" | 25 to 45 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0150-3 | 1 | 000000000 | 00000 |
| 1 9/16" to 2 3/8" | 40 to 60 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0200-3 | 1 | 000000000 | 00000 |
| 1 27/32" to 2 21/32" | 47 to 67 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0225-3 | 1 | 000000000 | 00000 |
| 2 7/16" to 3 7/32" | 62 to 82 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0275-3 | 1 | 000000000 | 00000 |
| 3 1/32" to 3 13/16" | 77 to 97 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0350-3 | 1 | 000000000 | 00000 |
| 3 5/8" to 4 13/32" | 92 to 112 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0400-3 | 1 | 000000000 | 00000 |
| 4 7/32" to 5" | 107 to 127 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0450-3 | 1 | 000000000 | 00000 |
| 4 13/16" to 5 19/32" | 122 to 142 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0525-3 | 1 | 000000000 | 00000 |
| 5 3/8" to 6 3/16" | 137 to 157 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0575-3 | 1 | 000000000 | 00000 |
| 5 31/32" to 6 25/32" | 152 to 172 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0625-3 | 1 | 000000000 | 00000 |
| 6 9/16" to 7 3/8" | 167 to 187 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0700-3 | 1 | 000000000 | 00000 |
| 7 3/16" to 7 15/16" | 182 to 202 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0750-3 | 1 | 000000000 | 00000 |
| 7 3/4" to 8 17/32" | 197 to 217 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0825-3 | 1 | 000000000 | 00000 |
| 8 11/32" to 9 1/8" | 212 to 232 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0875-3 | 1 | 000000000 | 00000 |
| 8 15/16" to 9 23/32" | 227 to 247 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-0925-3 | 1 | 000000000 | 00000 |
| 9 17/32" to 10 5/16" | 242 to 262 | __ | Not Rated | 18 | 1/4" | Yes | Fed. Spec. A-A52506, NAS1922-1000-3 | 1 | 000000000 | 00000 |