The Pin-Rivet, cataloged under National Stock Number 5320-01-575-6403, 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 21 specifications, cited from the U.S. Government catalog. The record lists 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5320-01-575-6403 |
| Primary Part Number | HLT127-10-8 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.342 INCHES MINIMUM AND 0.353 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Width Across Flats | 0.160 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Fastener Length | 1.045 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416, TYPE II.CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Grip Length | 0.500 INCHES NOMINAL IN |
| Width Between Flats | 0.160 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Shear Strength | 22000 DOUBLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 4140 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.500 INCHES MINIMUM AND 0.506 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 |
|---|---|
| HLT127-10-8 PRIMARY | Hi-Shear Corporation (USA) |
| HLT127-10-8 | Huck International, Inc (USA) |
| HLT127-10-8 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLT127-10-8 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT127-10-8 | West Coast Aerospace, Inc. (USA) |
| HLT127-10-8 | Howmet Global Fastening Systems Inc (USA) |
| HLT127-10-8 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| HLT127-10-8 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-575-6403 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-575-6403 has 7 manufacturer part numbers on file: HLT127-10-8 (Hi-Shear Corporation), HLT127-10-8 (Huck International, Inc), HLT127-10-8 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLT127-10-8 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT127-10-8 (West Coast Aerospace, Inc.) and 2 more.
Key specifications for HLT127-10-8: Shank Diameter: 0.342 INCHES MINIMUM AND 0.353 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Width Across Flats: 0.160 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN; Fastener Length: 1.045 INCHES NOMINAL IN. 21 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.