The Clamp,loop, cataloged under National Stock Number 5340-01-189-7640, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Am General Llc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5340-01-189-7640 |
| Primary Part Number | 179148 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Am General Llc |
| Status | ACTIVE |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Loop Inside Diameter | 0.188 INCHES NOMINAL 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 |
|---|---|
| 179148 PRIMARY | Am General Llc (USA) |
| Reference | Meaning |
|---|---|
| 179148 | 5/9 Secondary reference General Motors Llc Dba General Motors Llc |
| CMDX2 | 5/1 Secondary reference Us Army Aviation and Missile Command |
| 5342PL0776156 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 179148 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 120520 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
NSN 5340-01-189-7640 is a Clamp,loop, manufactured by Am General Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-189-7640 has 1 manufacturer part number on file: 179148 (Am General Llc).
2 possible matches (shared part number, not a government interchangeability claim): 5305-01-209-7926, 3433-01-563-8167. Verify interchangeability with system specifications before substitution.
Key specifications for 179148: Surface Treatment: CADMIUM OR ZINC OVERALL; Loop Inside Diameter: 0.188 INCHES NOMINAL IN. 2 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.