The Pin-Rivet, cataloged under National Stock Number 5320-01-103-6255, 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 16 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-103-6255 |
| Primary Part Number | HL36PB8-12 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Head Height | 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Fastener Length | 1.145 INCHES NOMINAL IN |
| Criticality Code Justification | AAZE AND AATB |
| Material Document and Classification | MIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.750 INCHES NOMINAL IN |
| Width Between Flats | 0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Minimum Yield Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Shear Strength | 12260 DOUBLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Material | STEEL COMP 431 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.415 INCHES MINIMUM AND 0.440 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 |
|---|---|
| HL36PB8-12 PRIMARY | Hi-Shear Corporation (USA) |
| HL36PB8-12 | West Coast Aerospace, Inc. (USA) |
| HL36PB8-12 | Howmet Global Fastening Systems Inc (USA) |
| HL36PB8-12 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL36PB8-12 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL36PB8-12 | Huck International, Inc (USA) |
NSN 5320-01-103-6255 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-103-6255 has 6 manufacturer part numbers on file: HL36PB8-12 (Hi-Shear Corporation), HL36PB8-12 (West Coast Aerospace, Inc.), HL36PB8-12 (Howmet Global Fastening Systems Inc), HL36PB8-12 (Sps Technologies, Llc Dba PB Fasteners), HL36PB8-12 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 1 more.
Key specifications for HL36PB8-12: Shank Diameter: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN; Head Height: 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN; Fastener Length: 1.145 INCHES NOMINAL IN; Criticality Code Justification: AAZE AND AATB. 16 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.