The Pin-Rivet, cataloged under National Stock Number 5320-01-480-7028, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-480-7028 |
| Primary Part Number | HST528AP-8-3 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| Status | ACTIVE |
| Shank Diameter | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Head Height | 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Fastener Length | 0.5725 INCHES MINIMUM AND 0.5925 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 |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.1825 INCHES MINIMUM AND 0.1925 INCHES MAXIMUM IN |
| Width Between Flats | 0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | ALUMINUM OVERALL |
| 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 | 0.415 INCHES MINIMUM AND 0.440 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 |
|---|---|
| HST528AP-8-3 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| WC199A-8-3 PRIMARY | West Coast Aerospace, Inc. (USA) |
| VS3422VAP8-3 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| HST528AP-8-3 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HST528AP-8-3 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HK0099C8-3 PRIMARY | Huck International, Inc (USA) |
| HST528AP-8-3 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| 3D0099C8-3 | 5/2 Secondary reference U.S. Government activity |
| HST528AP-8-3 | 5/9 Secondary reference Sps Technologies Inc |
| VS3422VAP8-3 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-480-7028 is a Pin-Rivet, manufactured by Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-480-7028 has 7 manufacturer part numbers on file: HST528AP-8-3 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), WC199A-8-3 (West Coast Aerospace, Inc.), VS3422VAP8-3 (Howmet Global Fastening Systems Inc), HST528AP-8-3 (Sps Technologies, Llc Dba PB Fasteners), HST528AP-8-3 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc) and 2 more.
Key specifications for HST528AP-8-3: Shank Diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN; Head Height: 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN; Fastener Length: 0.5725 INCHES MINIMUM AND 0.5925 INCHES MAXIMUM IN; Surface Treatment Document and Classification: PER HI-SHEAR SPEC NO. 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.