The Rivet,blind, cataloged under National Stock Number 5320-01-321-8625, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-321-8625 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Status | ACTIVE |
| Shank Diameter | 0.3725 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN |
| Expansion Device | THREADED MANDREL |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE BOLT |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE AND QQ-P-35 FED SPEC 2ND TREATMENT RESPONSE SLEEVE |
| Hardness Rating | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM NUT |
| Hardness Rating | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM BOLT |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Specification/standard Data | 80205-NAS1670 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 0.720 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN |
| Shank Style | THREADED SELF-PLUGGING SHANK W/SLEEVE |
| Surface Treatment | CADMIUM AND CHROMATE NUT |
| Surface Treatment | CADMIUM AND PASSIVATE SLEEVE |
| Surface Treatment | CADMIUM AND CHROMATE BOLT |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Material | STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 4130 NUT |
| Material | STEEL COMP 304 OR STEEL COMP 303F OR STEEL COMP 303 SLEEVE |
| Material | STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 4130 BOLT |
| Head Major Diameter | 0.752 INCHES MINIMUM AND 0.762 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 |
|---|---|
| NAS1670-6L12 | 3/2 Design control — primary reference U.S. Government activity |
| NAS1670-6K12 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-321-8625 is a Rivet,blind, classified under FSC 5320, Rivets. Status: active.
Key specifications for 5320-01-321-8625: Shank Diameter: 0.3725 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN; Expansion Device: THREADED MANDREL; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE NUT; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE BOLT. 19 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.