The Collar,pin-Rivet, cataloged under National Stock Number 5320-00-549-8658, 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 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5320-00-549-8658 |
| Primary Part Number | HL75K5A |
| Item Name | Collar,pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Lubrication | SOLID FILM NO. 905, HI SHEAR CORP |
| Collar Inside Diameter | 0.235 INCHES NOMINAL IN |
| Collar Overall Height | 0.410 INCHES NOMINAL IN |
| Collar Style | THREADED (BREAK OFF) TYPE |
| Collar Outside Diameter | 0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Thread Class | 3B |
| Material | STEEL COMP 303SE OVERALL |
| Thread Series Designator | UNJC |
| 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 |
|---|---|
| HL75K5A | Huck International, Inc (USA) |
| HL75K5A PRIMARY | Hi-Shear Corporation (USA) |
| HL75K5A | West Coast Aerospace, Inc. (USA) |
| HL75K5A | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL75K5A | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| HL75K5A | 5/2 Secondary reference U.S. Government activity |
NSN 5320-00-549-8658 is a Collar,pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-00-549-8658 has 5 manufacturer part numbers on file: HL75K5A (Huck International, Inc), HL75K5A (Hi-Shear Corporation), HL75K5A (West Coast Aerospace, Inc.), HL75K5A (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HL75K5A (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for HL75K5A: Lubrication: SOLID FILM NO. 905, HI SHEAR CORP; Collar Inside Diameter: 0.235 INCHES NOMINAL IN; Collar Overall Height: 0.410 INCHES NOMINAL IN; Collar Style: THREADED (BREAK OFF) TYPE. 11 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.