The Pin-Rivet, cataloged under National Stock Number 5320-01-475-9812, 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 20 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-475-9812 |
| Primary Part Number | WC198A-8X7 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | West Coast Aerospace, Inc. |
| Status | ACTIVE |
| Shank Diameter | 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Head Height | 0.010 INCHES MINIMUM AND 0.015 INCHES MAXIMUM IN |
| Fastener Length | 0.8225 INCHES MINIMUM AND 0.8425 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | HI-SHEAR SPEC.NO.294(HI-KOTE 1 ONLY) MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OR AAMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.4325 INCHES MINIMUM AND 0.4425 INCHES MAXIMUM IN |
| Width Between Flats | 0.122 INCHES MINIMUM AND 0.142 INCHES MAXIMUM IN |
| Head Minor Diameter | 0.375 INCHES MINIMUM AND 0.388 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Countersink Height | 0.0623 INCHES MINIMUM AND 0.0694 INCHES MAXIMUM IN |
| Surface Treatment | ALUMINUM OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.3898 INCHES MINIMUM AND 0.3948 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 |
|---|---|
| WC198A-8X7 PRIMARY | West Coast Aerospace, Inc. (USA) |
| HST627AP-8-7 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| VS3449VAP8X7 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| HK0098C8X7 PRIMARY | Huck International, Inc (USA) |
| HST627AP-8-7 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HST627AP-8-7 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HST627AP-8-7 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| HST627AP-8-7 | 5/9 Secondary reference Sps Technologies Inc |
| 3D0098C8X7 | 5/2 Secondary reference U.S. Government activity |
| VS3449VAP8X7 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-475-9812 is a Pin-Rivet, manufactured by West Coast Aerospace, Inc., classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-475-9812 has 7 manufacturer part numbers on file: WC198A-8X7 (West Coast Aerospace, Inc.), HST627AP-8-7 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), VS3449VAP8X7 (Howmet Global Fastening Systems Inc), HK0098C8X7 (Huck International, Inc), HST627AP-8-7 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 2 more.
Key specifications for WC198A-8X7: Shank Diameter: 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Head Height: 0.010 INCHES MINIMUM AND 0.015 INCHES MAXIMUM IN; Fastener Length: 0.8225 INCHES MINIMUM AND 0.8425 INCHES MAXIMUM IN. 20 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.