The Rivet,blind, cataloged under National Stock Number 5320-01-344-8980, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-344-8980 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Status | ACTIVE |
| Shank Diameter | 0.197 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN |
| Fastener Length | 0.303 INCHES NOMINAL IN |
| Expansion Device | SERRATED STEM-TYPE W |
| Surface Treatment Document and Classification | MIL-C-83488 MIL SPEC SINGLE TREATMENT RESPONSE MECHANICAL LOCK |
| Surface Treatment Document and Classification | MIL-C-83488 MIL SPEC SINGLE TREATMENT RESPONSE STEM |
| Surface Treatment Document and Classification | MIL-C-83488 MIL SPEC SINGLE TREATMENT RESPONSE SLEEVE |
| Hardness Rating | 48.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM STEM |
| Material Document and Classification | ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | ASTM A331 ASSN STD ALL MATERIAL RESPONSES SLEEVE |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES MECHANICAL LOCK |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Grip Length | 0.120 INCHES MINIMUM AND 0.157 INCHES MAXIMUM IN |
| Shank Style | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| Surface Treatment | ALUMINUM STEM |
| Surface Treatment | ALUMINUM SLEEVE |
| Surface Treatment | ALUMINUM MECHANICAL LOCK |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Shear Strength | 112000 SINGLE POUNDS PER SQUARE INCH |
| Material | STEEL COMP 8740 STEM |
| Material | STEEL COMP 4027 OR STEEL COMP 4037 SLEEVE |
| Material | STEEL COMP 1010 OR STEEL COMP 1020 OR STEEL COMP 1144 OR STEEL COMP 4037 OR STEEL COMP 4130 MECHANICAL LOCK |
| Head Major Diameter | 0.386 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 |
|---|---|
| NASM90353 | 3/1 Design control — primary reference U.S. Government activity |
| MS90353U0602D | 3/2 Design control — primary reference U.S. Government activity |
| NAS90353 | 5/1 Secondary reference U.S. Government activity |
| MS90353U0602D | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-344-8980 is a Rivet,blind, classified under FSC 5320, Rivets. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5320-01-515-6026. Verify interchangeability with system specifications before substitution.
Key specifications for 5320-01-344-8980: Shank Diameter: 0.197 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN; Fastener Length: 0.303 INCHES NOMINAL IN; Expansion Device: SERRATED STEM-TYPE W; Surface Treatment Document and Classification: MIL-C-83488 MIL SPEC SINGLE TREATMENT RESPONSE MECHANICAL LOCK. 22 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.