The Pin-Rivet, cataloged under National Stock Number 5320-01-458-4096, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is West Coast Aerospace, Inc.. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-458-4096 |
| Primary Part Number | WC197A-8-20 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | West Coast Aerospace, Inc. |
| Status | ACTIVE |
| Shank Diameter | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Fastener Length | 1.635 INCHES MINIMUM AND 1.655 INCHES MAXIMUM IN |
| Head Style | CROWN COUTERSUNK GREATER THAN 135 DEGREES |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 1.250 INCHES NOMINAL IN |
| Width Between Flats | 0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | ALUMINUM OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.4682 INCHES MINIMUM AND 0.4732 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 |
|---|---|
| WC197A-8-20 PRIMARY | West Coast Aerospace, Inc. (USA) |
| HST529AP-8-20 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HK0097C8-20 PRIMARY | Huck International, Inc (USA) |
| HST529AP-8-20 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| 3D0097C8-20 | 5/2 Secondary reference U.S. Government activity |
| VS3427VAP8-20 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-458-4096 is a Pin-Rivet, manufactured by West Coast Aerospace, Inc., classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-458-4096 has 4 manufacturer part numbers on file: WC197A-8-20 (West Coast Aerospace, Inc.), HST529AP-8-20 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HK0097C8-20 (Huck International, Inc), HST529AP-8-20 (Hi-Shear Corporation).
Key specifications for WC197A-8-20: Shank Diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN; Fastener Length: 1.635 INCHES MINIMUM AND 1.655 INCHES MAXIMUM IN; Head Style: CROWN COUTERSUNK GREATER THAN 135 DEGREES; Thread Direction: RIGHT-HAND. 14 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.