The Pin-Rivet, cataloged under National Stock Number 5320-01-477-5916, 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 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5320-01-477-5916 |
| Primary Part Number | HLT64TB-8-8-20 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.249 INCHES NOMINAL IN |
| Lubrication | SOLID FILM OR DRY FILM AND CETYL ALCOHOL |
| Head Height | 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN |
| Fastener Length | 0.885 INCHES MINIMUM AND 0.905 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Criticality Code Justification | AGAV |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | STRAIGHT PAN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.500 INCHES NOMINAL IN |
| Width Between Flats | 0.094 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.387 INCHES MINIMUM AND 0.412 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 | Y |
| Part Number | Manufacturer |
|---|---|
| HLT64TB-8-8-20 PRIMARY | Hi-Shear Corporation (USA) |
| HLT64TB-8-8-20 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT64TB-8-8-20 | West Coast Aerospace, Inc. (USA) |
| HLT64TB-8-8-20 PRIMARY | Huck International, Inc (USA) |
| ST3M825C4-8-20 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| HLT64TB-8-8-20 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-477-5916 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-477-5916 has 5 manufacturer part numbers on file: HLT64TB-8-8-20 (Hi-Shear Corporation), HLT64TB-8-8-20 (Sps Technologies, Llc Dba PB Fasteners), HLT64TB-8-8-20 (West Coast Aerospace, Inc.), HLT64TB-8-8-20 (Huck International, Inc), ST3M825C4-8-20 (The Boeing Company Div Defense).
Key specifications for HLT64TB-8-8-20: Shank Diameter: 0.249 INCHES NOMINAL IN; Lubrication: SOLID FILM OR DRY FILM AND CETYL ALCOHOL; Head Height: 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN; Fastener Length: 0.885 INCHES MINIMUM AND 0.905 INCHES MAXIMUM IN. 19 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.