The Pin-Rivet, cataloged under National Stock Number 5320-01-424-2374, 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 18 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-424-2374 |
| Primary Part Number | HL63PB-8-29 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.2641 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Fastener Length | 2.302 INCHES MINIMUM AND 2.322 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416, TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | IL-S-5000 FED SPEC 10TH MATERIAL RESPONSE OR MIL-5626 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 1.807 INCHES MINIMUM AND 1.817 INCHES MAXIMUM IN |
| Width Between Flats | 0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | CADMIUM OR CHROMATE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Shear Strength | 95000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Material | STEEL COMP E4340 OR STEEL COMP 4140 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.3898 INCHES MINIMUM AND 0.3948 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 |
|---|---|
| HL63PB-8-29 PRIMARY | Hi-Shear Corporation (USA) |
| HL63PB-8-29 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL63PB-8-29 | West Coast Aerospace, Inc. (USA) |
| HL63PB-8-29 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL63PB-8-29 PRIMARY | Huck International, Inc (USA) |
| GB510R8-29 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| HL63PB-8-29 | 3/2 Design control — primary reference U.S. Government activity |
| BACB30FQ8-29 | 5/2 Secondary reference U.S. Government activity |
| HL63PB-8-29 | 5/9 Secondary reference U.S. Government activity |
| HL63PB-8-29 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5320-01-424-2374 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-424-2374 has 6 manufacturer part numbers on file: HL63PB-8-29 (Hi-Shear Corporation), HL63PB-8-29 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HL63PB-8-29 (West Coast Aerospace, Inc.), HL63PB-8-29 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HL63PB-8-29 (Huck International, Inc) and 1 more.
Key specifications for HL63PB-8-29: Shank Diameter: 0.2641 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Fastener Length: 2.302 INCHES MINIMUM AND 2.322 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416, TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 18 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.