The Pin-Rivet, cataloged under National Stock Number 5320-01-646-2305, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-646-2305 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Status | ACTIVE |
| Fastener Length | 1.762 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | AMS-QQ-P-416, TYPE II, CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE BODY |
| Surface Treatment Document and Classification | AMS-QQ-P-416, TYPE II, CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE SLEEVE |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE COLLAR |
| Material Document and Classification | MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE SLEEVE |
| Material Document and Classification | QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE COLLAR |
| Shoulder Diameter | 0.2005 INCHES MINIMUM AND 0.2025 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM SLEEVE |
| Surface Treatment | CADMIUM BODY |
| Material | STEEL COMP 8740 SLEEVE |
| Material | STEEL COMP 8740 BODY |
| Material | ALUMINUM ALLOY 2219 COLLAR |
| Shoulder Length | 0.734 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| C3629 | D/9 Drawing number reference only U.S. Government activity |
| C3629-6-17 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-646-2305 is a Pin-Rivet, classified under FSC 5320, Rivets. Status: active.
5 possible matches (shared part number, not a government interchangeability claim): 5320-01-647-7695, 5320-01-647-7740, 5320-01-688-8728. Verify interchangeability with system specifications before substitution.
Key specifications for 5320-01-646-2305: Fastener Length: 1.762 INCHES NOMINAL IN; Surface Treatment Document and Classification: AMS-QQ-P-416, TYPE II, CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE BODY; Surface Treatment Document and Classification: AMS-QQ-P-416, TYPE II, CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE SLEEVE; Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE COLLAR. 14 specifications are documented in the U.S. Government catalog.
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.