The Rivet,blind, cataloged under National Stock Number 5320-01-597-6640, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-597-6640 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Status | ACTIVE |
| Shank Diameter | 0.372 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN |
| Head Height | 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN |
| Fastener Length | 1.296 INCHES NOMINAL IN |
| Expansion Device | SERRATED STEM-TYPE W |
| Surface Treatment Document and Classification | AMS QQ-P-35 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5737 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE SLEEVE |
| Material Document and Classification | AMS 5737 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OR AMS 5690 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE MECHANICAL LOCK |
| Material Document and Classification | AMS 5737 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE STEM |
| Head Style | TAPERED PAN |
| Grip Length | 1.562 INCHES NOMINAL IN |
| Shank Style | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| Surface Treatment | PASSIVATE OVERALL |
| Material | IRON ALLOY 660 STEM |
| Material | IRON ALLOY 660 SLEEVE |
| Material | IRON ALLOY 660 OR STEEL COMP 316 MECHANICAL LOCK |
| Head Major Diameter | 0.580 INCHES MINIMUM AND 0.627 INCHES MAXIMUM 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 |
|---|---|
| MS2114101216 | 5/9 Secondary reference U.S. Government activity |
| MS21141-1216 | 2/2 Government specification standardization U.S. Government activity |
| MS21141-1216 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-597-6640 is a Rivet,blind, classified under FSC 5320, Rivets. Status: active.
Key specifications for 5320-01-597-6640: Shank Diameter: 0.372 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN; Head Height: 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN; Fastener Length: 1.296 INCHES NOMINAL IN; Expansion Device: SERRATED STEM-TYPE W. 16 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.