The Pin-Rivet, cataloged under National Stock Number 5320-01-477-5726, 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 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-477-5726 |
| Primary Part Number | HLT1037TB-12-12 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Fastener Length | 1.285 INCHES MINIMUM AND 1.305 INCHES MAXIMUM IN |
| Criticality Code Justification | AGAV |
| Material Document and Classification | AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Grip Length | 0.750 INCHES NOMINAL IN |
| Width Between Flats | 0.158 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | NICKEL ALLOY 718 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.756 INCHES MINIMUM AND 0.760 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 |
|---|---|
| HLT1037TB-12-12 | West Coast Aerospace, Inc. (USA) |
| 3M1158E6-12 | The Boeing Company Div Defense (USA) |
| HLT1037TB-12-12 PRIMARY | Hi-Shear Corporation (USA) |
| HLT1037TB-12-12 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT1037TB-12-12 PRIMARY | Huck International, Inc (USA) |
| HLT1037TB-12-12 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT1037TB-12-12 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
NSN 5320-01-477-5726 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-477-5726 has 7 manufacturer part numbers on file: HLT1037TB-12-12 (West Coast Aerospace, Inc.), 3M1158E6-12 (The Boeing Company Div Defense), HLT1037TB-12-12 (Hi-Shear Corporation), HLT1037TB-12-12 (Sps Technologies, Llc Dba PB Fasteners), HLT1037TB-12-12 (Huck International, Inc) and 2 more.
Key specifications for HLT1037TB-12-12: Shank Diameter: 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN; Fastener Length: 1.285 INCHES MINIMUM AND 1.305 INCHES MAXIMUM IN; Criticality Code Justification: AGAV; Material Document and Classification: AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.