The Pin-Rivet, cataloged under National Stock Number 5320-01-643-4337, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 — Rivets (FSG 53) |
| Manufacturers | Huck International, Inc (CAGE 17446) |
| Parameter | Value |
|---|---|
| NSN | 5320-01-643-4337 |
| Primary Part Number | C3629A6-13P |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| C3629A6-13P | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| C3629A6-13P | 3/2 Design control — primary reference U.S. Government activity |
| C3629A6-13P | 5/2 Secondary reference U.S. Government activity |
| C3629 | D/9 Drawing number reference only U.S. Government activity |
NSN 5320-01-643-4337 is a Pin-Rivet, manufactured by Huck International, Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-643-4337 has 1 manufacturer part number on file: C3629A6-13P (Huck International, Inc).
6 possible matches (shared part number, not a government interchangeability claim): 5320-01-646-2305, 5320-01-647-7695, 5320-01-647-7740. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). 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.