The Pin-Rivet, cataloged under National Stock Number 5320-01-491-9155, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-491-9155 |
| Primary Part Number | HST629AP-10-24 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.3271 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Fastener Length | 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | PER HI-SHEAR SPEC NO 294 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.3125 INCHES IN |
| Grip Length | 1.495 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN |
| Width Between Flats | 0.1275 INCHES MINIMUM AND 0.1290 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | ALUMINUM OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.5569 INCHES MINIMUM AND 0.5619 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 |
|---|---|
| HST629AP-10-24 PRIMARY | Hi-Shear Corporation (USA) |
| HST629AP-10-24 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HK0097C10X24 PRIMARY | Huck International, Inc (USA) |
| WC197A-10X24 PRIMARY | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3D0097C10X24 | 5/2 Secondary reference U.S. Government activity |
| VS3427VAP10X-24 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-491-9155 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-491-9155 has 4 manufacturer part numbers on file: HST629AP-10-24 (Hi-Shear Corporation), HST629AP-10-24 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HK0097C10X24 (Huck International, Inc), WC197A-10X24 (West Coast Aerospace, Inc.).
Key specifications for HST629AP-10-24: Shank Diameter: 0.3271 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Fastener Length: 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM IN; Surface Treatment Document and Classification: PER HI-SHEAR SPEC NO 294 MFR REF SINGLE TREATMENT RESPONSE OVERALL. 18 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.