The Pin-Rivet, cataloged under National Stock Number 5320-01-691-6855, 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 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-691-6855 |
| Primary Part Number | HL63-8-7 |
| 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 | 0.823 INCHES MINIMUM AND 0.843 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS-QQ-P-416, TYPE 1, CL 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6349 ASSN STD SINGLE MATERIAL RESPONSE OR AMS-S-6049 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.433 INCHES MINIMUM AND 0.443 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 OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL 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 |
|---|---|
| HL63-8-7 | West Coast Aerospace, Inc. (USA) |
| HL63-8-7 | Huck International, Inc (USA) |
| HL63-8-7 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL63-8-7 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL63-8-7 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| HL63-8-7 | 5/2 Secondary reference U.S. Government activity |
| HL63-8-7 | 5/2 Secondary reference U.S. Government activity |
| HL63 | D/9 Drawing number reference only Hi-Shear Corporation |
NSN 5320-01-691-6855 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-691-6855 has 5 manufacturer part numbers on file: HL63-8-7 (West Coast Aerospace, Inc.), HL63-8-7 (Huck International, Inc), HL63-8-7 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HL63-8-7 (Sps Technologies, Llc Dba PB Fasteners), HL63-8-7 (Hi-Shear Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5320-01-691-8131. Verify interchangeability with system specifications before substitution.
Key specifications for HL63-8-7: Shank Diameter: 0.2641 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Fastener Length: 0.823 INCHES MINIMUM AND 0.843 INCHES MAXIMUM IN; Surface Treatment Document and Classification: AMS-QQ-P-416, TYPE 1, CL 2 ASSN STD 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.