The Pin-Rivet, cataloged under National Stock Number 5320-01-458-1956, 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 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-458-1956 |
| Primary Part Number | WC199A-14-31 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | West Coast Aerospace, Inc. |
| Status | ACTIVE |
| Shank Diameter | 0.437 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Head Height | 0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN |
| Fastener Length | 2.563 INCHES MINIMUM AND 2.583 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | PER HI-SHEAR SPEC. 294 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.4375 INCHES IN |
| Grip Length | 1.933 INCHES MINIMUM AND 1.943 INCHES MAXIMUM IN |
| Width Between Flats | 0.183 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | ALUMINUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.582 INCHES MINIMUM AND 0.676 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 |
|---|---|
| WC199A-14-31 PRIMARY | West Coast Aerospace, Inc. (USA) |
| VS3422VAP14-31 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| HST528AP-14-31 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HST528AP-14-31 PRIMARY | Hi-Shear Corporation (USA) |
| HST528AP-14-31 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HK0099C14-31 PRIMARY | Huck International, Inc (USA) |
| HST528AP-14-31 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| 3D0099C14-31 | 5/9 Secondary reference U.S. Government activity |
| HST528AP-14-31 | 5/9 Secondary reference Sps Technologies Inc |
| 3D0099C14-31 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-458-1956 is a Pin-Rivet, manufactured by West Coast Aerospace, Inc., classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-458-1956 has 7 manufacturer part numbers on file: WC199A-14-31 (West Coast Aerospace, Inc.), VS3422VAP14-31 (Howmet Global Fastening Systems Inc), HST528AP-14-31 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HST528AP-14-31 (Hi-Shear Corporation), HST528AP-14-31 (Sps Technologies, Llc Dba PB Fasteners) and 2 more.
Key specifications for WC199A-14-31: Shank Diameter: 0.437 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN; Head Height: 0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN; Fastener Length: 2.563 INCHES MINIMUM AND 2.583 INCHES MAXIMUM IN; Surface Treatment Document and Classification: PER HI-SHEAR SPEC. 294 MFR REF SINGLE TREATMENT RESPONSE OVERALL. 16 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.