The Clamp,loop, cataloged under National Stock Number 5340-00-134-3255, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is All-States Inc.. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-134-3255 |
| Primary Part Number | 3HN |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | All-States Inc. |
| Status | ACTIVE |
| Style Designator | SINGLE LOOP |
| Diameter | 0.157 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN |
| Material Thickness | 0.046 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Distance From Loop Center to Tongue End | 0.579 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Center to Center Distance Between Loop and Mounting Hole | 0.391 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Material | PLASTIC POLYAMIDE NYLON BAND |
| Loop Inside Diameter | 0.178 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 660-3A | Commercial Plastics Co Inc (USA) |
| 3HN PRIMARY | All-States Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2652762-1 | 5/9 Secondary reference Alliant Techsystems Operations Llc Div Defense Electronic Systems |
| 3-16H | C/1 Advisory reference — outside the item-of-supply concept All-States Inc. |
| 3-16HN | 5/9 Secondary reference All-States Inc. |
NSN 5340-00-134-3255 is a Clamp,loop, manufactured by All-States Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-134-3255 has 2 manufacturer part numbers on file: 660-3A (Commercial Plastics Co Inc), 3HN (All-States Inc.).
1 possible match (shared part number, not a government interchangeability claim): 4730-00-501-7062. Verify interchangeability with system specifications before substitution.
Key specifications for 3HN: Style Designator: SINGLE LOOP; Diameter: 0.157 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN; Overall Width: 0.500 INCHES NOMINAL IN; Material Thickness: 0.046 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN. 7 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.