The Rivet,blind, cataloged under National Stock Number 5320-00-232-9199, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corp. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-00-232-9199 |
| Primary Part Number | ST25D31-29-8 |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Lockheed Martin Corp |
| Status | ACTIVE |
| Shank Diameter | 0.387 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Fastener Length | 0.940 INCHES MINIMUM AND 0.960 INCHES MAXIMUM IN |
| Expansion Device | THREADED STEM |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Grip Length | 0.500 INCHES NOMINAL IN |
| Shank Style | THREADED SELF-PLUGGING SHANK W/SLEEVE |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Material | STEEL COMP 305 OVERALL |
| Head Major Diameter | 0.445 INCHES MINIMUM AND 0.450 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 |
| Part Number | Manufacturer |
|---|---|
| ST25D31-29-8 | West Coast Aerospace, Inc. (USA) |
| BN360-428-8 | Hi-Shear Corporation (USA) |
| BN360-428-8 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| ST25D31-29-8 PRIMARY | Lockheed Martin Corp (USA) |
| Reference | Meaning |
|---|---|
| 5320002329199 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| ST25D31-29-8 | 5/9 Secondary reference Lockheed Martin Corporation Div Rotary and Mission Systems |
NSN 5320-00-232-9199 is a Rivet,blind, manufactured by Lockheed Martin Corp, classified under FSC 5320, Rivets. Status: active.
NSN 5320-00-232-9199 has 4 manufacturer part numbers on file: ST25D31-29-8 (West Coast Aerospace, Inc.), BN360-428-8 (Hi-Shear Corporation), BN360-428-8 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), ST25D31-29-8 (Lockheed Martin Corp).
Key specifications for ST25D31-29-8: Shank Diameter: 0.387 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN; Fastener Length: 0.940 INCHES MINIMUM AND 0.960 INCHES MAXIMUM IN; Expansion Device: THREADED STEM; Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 10 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.