The Rivet,blind, cataloged under National Stock Number 5320-01-221-7108, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. Government technical data includes 28 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-221-7108 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Status | ACTIVE |
| Lubrication | CETYL ALCOHOL |
| Head Height | 0.044 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN |
| Fastener Length | 0.770 INCHES NOMINAL IN |
| Expansion Device | BREAK STEM |
| Surface Treatment Document and Classification | NAS 672 NATIONAL SPEC 1ST TREATMENT RESPONSE AND QQ-P-416 FED SPEC 2ND TREATMENT RESPONSE BOLT |
| Surface Treatment Document and Classification | NAS 672 NATIONAL SPEC 3RD TREATMENT RESPONSE AND QQ-P-416 FED SPEC 4TH TREATMENT RESPONSE NUT |
| Surface Treatment Document and Classification | QQ-P-416,TYPE II,CLASS 3 FED SPEC 5TH TREATMENT RESPONSE SLEEVE |
| Hardness Rating | 43.5 ROCKWELL C MINIMUM AND 46.5 ROCKWELL C MAXIMUM BOLT |
| Hardness Rating | 43.5 ROCKWELL C MINIMUM AND 46.5 ROCKWELL C MAXIMUM NUT |
| Material Document and Classification | MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE NUT |
| Material Document and Classification | AMS5639 ASSN STD 3RD MATERIAL RESPONSE SLEEVE |
| Material Document and Classification | MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE BOLT |
| Tip Diameter | 0.201 INCHES NOMINAL IN |
| Head Style | FLAT FILLISTER |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.188 INCHES IN |
| Grip Length | 0.439 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, TAPERED, THREADED |
| Surface Treatment | CADMIUM AND CHROMATE NUT |
| Surface Treatment | CADMIUM AND CHROMATE BOLT |
| Surface Treatment | CADMIUM SLEEVE |
| Thread Class | LH |
| Thread Quantity Per Inch | 40 |
| Material | STEEL COMP 304 SLEEVE |
| Material | STEEL COMP 8740 BOLT |
| Material | STEEL COMP 8740 NUT |
| Thread Series Designator | UNS |
| Head Major Diameter | 0.328 INCHES MINIMUM AND 0.339 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 |
|---|---|
| VA213-6-8-11 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-221-7108 is a Rivet,blind, classified under FSC 5320, Rivets. Status: active.
Key specifications for 5320-01-221-7108: Lubrication: CETYL ALCOHOL; Head Height: 0.044 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN; Fastener Length: 0.770 INCHES NOMINAL IN; Expansion Device: BREAK STEM. 28 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.