The Pin-Rivet, cataloged under National Stock Number 5320-01-457-3528, 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 13 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-457-3528 |
| Primary Part Number | HLT971SW-8-9 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.2797 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM IN |
| Lubrication | SOLID FILM AND CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Fastener Length | 0.997 INCHES NOMINAL IN |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.562 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Material | NICKEL ALLOY 718 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.5018 INCHES MINIMUM AND 0.5066 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 |
|---|---|
| HLT971SW-8-9 PRIMARY | Hi-Shear Corporation (USA) |
| HLT971SW-8-9 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT971SW-8-9 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT971SW-8-9 PRIMARY | Huck International, Inc (USA) |
| HLT971SW-8-9 | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| HLT971SW-8-9 | 5/9 Secondary reference Sps Technologies Inc |
| HLT971SW-8-9 | 5/9 Secondary reference U.S. Government activity |
| HLT971SW-8-9 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-457-3528 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-457-3528 has 5 manufacturer part numbers on file: HLT971SW-8-9 (Hi-Shear Corporation), HLT971SW-8-9 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT971SW-8-9 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLT971SW-8-9 (Huck International, Inc), HLT971SW-8-9 (West Coast Aerospace, Inc.).
Key specifications for HLT971SW-8-9: Shank Diameter: 0.2797 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM IN; Lubrication: SOLID FILM AND CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Fastener Length: 0.997 INCHES NOMINAL IN; Head Style: FLUSH COUNTERSUNK. 13 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.