The Pin-Rivet, cataloged under National Stock Number 5320-01-455-5499, 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 21 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-455-5499 |
| Primary Part Number | HST529AP-6-4 |
| 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 | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Head Height | 0.010 INCHES MINIMUM AND 0.015 INCHES MAXIMUM IN |
| Fastener Length | 0.565 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | PER HI-SHEAR SPEC 294 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Grip Length | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| Width Between Flats | 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN |
| Head Minor Diameter | 0.334 INCHES MINIMUM AND 0.347 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Countersink Height | 0.0667 INCHES MINIMUM AND 0.0686 INCHES MAXIMUM IN |
| Surface Treatment | ALUMINUM OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.3486 INCHES MINIMUM AND 0.3536 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 |
|---|---|
| HST529AP-6-4 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HST529AP-6-4 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HST529AP-6-4 PRIMARY | Hi-Shear Corporation (USA) |
| HST529AP-6-4 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| VS3427VAP6-4 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| HK0097C6-4 PRIMARY | Huck International, Inc (USA) |
| WC197A-6-4 PRIMARY | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3D0097C6-4 | 5/2 Secondary reference U.S. Government activity |
| VS3427VAP6-4 | 5/9 Secondary reference U.S. Government activity |
| HST529AP-6-4 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5320-01-455-5499 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 5320-01-455-5499 has 7 manufacturer part numbers on file: HST529AP-6-4 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HST529AP-6-4 (Sps Technologies, Llc Dba PB Fasteners), HST529AP-6-4 (Hi-Shear Corporation), HST529AP-6-4 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), VS3427VAP6-4 (Howmet Global Fastening Systems Inc) and 2 more.
Key specifications for HST529AP-6-4: Shank Diameter: 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Head Height: 0.010 INCHES MINIMUM AND 0.015 INCHES MAXIMUM IN; Fastener Length: 0.565 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN. 21 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.