The Collar,pin-Rivet, cataloged under National Stock Number 5320-00-288-3302, 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 14 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-00-288-3302 |
| Primary Part Number | HL683-12A |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Lubrication | CETYL ALCOHOL |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Collar Inside Diameter | 0.392 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN |
| Collar Overall Height | 0.667 INCHES NOMINAL IN |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Collar Outside Diameter | 0.645 INCHES MINIMUM AND 0.655 INCHES MAXIMUM IN |
| Heat Treatment | T-6 SOLUTION HEAT TREATED OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| HL683-12A | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL683-12A | West Coast Aerospace, Inc. (USA) |
| HL683-12A PRIMARY | Hi-Shear Corporation (USA) |
| HL683-12A | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| HL683-12A | 5/2 Secondary reference U.S. Government activity |
| 3M295-6 | 5/9 Secondary reference The Boeing Company Div Defense |
| HL683-12A | 5/9 Secondary reference Sps Technologies Inc |
NSN 5320-00-288-3302 is a Collar,pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-00-288-3302 has 4 manufacturer part numbers on file: HL683-12A (Sps Technologies, Llc Dba PB Fasteners), HL683-12A (West Coast Aerospace, Inc.), HL683-12A (Hi-Shear Corporation), HL683-12A (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company).
Key specifications for HL683-12A: Lubrication: CETYL ALCOHOL; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Collar Inside Diameter: 0.392 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN; Collar Overall Height: 0.667 INCHES NOMINAL IN. 14 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.