The Pin-Rivet, cataloged under National Stock Number 5320-01-541-5107, 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 12 specifications, cited from the U.S. Government catalog. The record lists 15 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-541-5107 |
| Primary Part Number | HLT631YC-10-15 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Fastener Length | 1.427 INCHES MINIMUM AND 1.447 INCHES MAXIMUM IN |
| Head Style | FLUSH COUNTERSUNK |
| Grip Length | 0.932 INCHES MINIMUM AND 0.942 INCHES MAXIMUM IN |
| Width Between Flats | 0.160 INCHES MINIMUM AND 0.180 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 | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.468 INCHES MINIMUM AND 0.473 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 |
|---|---|
| HLT631YC-10-15 | West Coast Aerospace, Inc. (USA) |
| HLT631YC-10-15 PRIMARY | Hi-Shear Corporation (USA) |
| HLT631YB-10-15 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT631YB-10-15 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT631YC-10-15 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT631YB-10-15 | West Coast Aerospace, Inc. (USA) |
| HLT631YB-10-15 | Huck International, Inc (USA) |
| HLT631YB-10-15 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT631YB-10-15 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| ST3M758D5-15 PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| HLT631YC-10-15 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT631YC-10-15 PRIMARY | Huck International, Inc (USA) |
| HP4758D5-15 | Heartland Precision Fasteners Inc (USA) |
| HLT631YC-10-15 PRIMARY | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT631YB-10-15 | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| ST3M758D5-15 | 3/9 Design control — primary reference The Boeing Company Div Defense |
| HLT631YC-10-15 | 3/2 Design control — primary reference U.S. Government activity |
| HLT631YB-10-15 | 5/9 Secondary reference Sps Technologies Inc |
| HLT631YB-10-15 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-541-5107 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-541-5107 has 15 manufacturer part numbers on file: HLT631YC-10-15 (West Coast Aerospace, Inc.), HLT631YC-10-15 (Hi-Shear Corporation), HLT631YB-10-15 (Sps Technologies Ltd, Tj Brooks Division), HLT631YB-10-15 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HLT631YC-10-15 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 10 more.
Key specifications for HLT631YC-10-15: Shank Diameter: 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN; Fastener Length: 1.427 INCHES MINIMUM AND 1.447 INCHES MAXIMUM IN; Head Style: FLUSH COUNTERSUNK; Grip Length: 0.932 INCHES MINIMUM AND 0.942 INCHES MAXIMUM IN. 12 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.