The Pin-Rivet, cataloged under National Stock Number 5320-01-535-3246, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-535-3246 |
| Primary Part Number | HST728AP-6-9 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.2177 INCHES MINIMUM AND 0.2182 INCHES MAXIMUM IN |
| Head Height | 0.064 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN |
| Fastener Length | 0.878 INCHES MINIMUM AND 0.898 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | HI-SHEAR SPEC. 294 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | STRAIGHT PAN |
| Nominal Thread Size | 0.190 INCHES IN |
| Grip Length | 0.558 INCHES MINIMUM AND 0.568 INCHES MAXIMUM IN |
| Width Between Flats | 0.0791 INCHES MINIMUM AND 0.0806 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | ALUMINUM OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Shear Strength | 95000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.370 INCHES MINIMUM AND 0.390 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 |
|---|---|
| HST728AP-6-9 PRIMARY | Hi-Shear Corporation (USA) |
| HK0099C6Y9 PRIMARY | Huck International, Inc (USA) |
| HST728AP-6-9 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| FIT7955C6Y9 PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| WC199A-6Y9 PRIMARY | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3D0099C6Y9 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-535-3246 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-535-3246 has 5 manufacturer part numbers on file: HST728AP-6-9 (Hi-Shear Corporation), HK0099C6Y9 (Huck International, Inc), HST728AP-6-9 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), FIT7955C6Y9 (Fastener Innovation Technology, Inc. Dba F I T), WC199A-6Y9 (West Coast Aerospace, Inc.).
Key specifications for HST728AP-6-9: Shank Diameter: 0.2177 INCHES MINIMUM AND 0.2182 INCHES MAXIMUM IN; Head Height: 0.064 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN; Fastener Length: 0.878 INCHES MINIMUM AND 0.898 INCHES MAXIMUM IN; Surface Treatment Document and Classification: HI-SHEAR SPEC. 294 MFR REF SINGLE TREATMENT RESPONSE OVERALL. 17 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.