The Pin-Rivet, cataloged under National Stock Number 5320-01-683-4401, 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 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5320-01-683-4401 |
| Primary Part Number | HL751LL-8-13 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Head Height | 0.0523 INCHES MINIMUM AND 0.0544 INCHES MAXIMUM IN |
| Fastener Length | 1.2075 INCHES MINIMUM AND 1.2085 INCHES MAXIMUM IN |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.2500 INCHES IN |
| Grip Length | 0.8120 INCHES MINIMUM AND 0.8130 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 2600 POUNDS PER SQUARE INCH LBS |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Shear Strength | 8100 DOUBLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP XM-13 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 |
|---|---|
| HL751LL-8-13 | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| HL751LL-8-13 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HL751LL-8-13 | Huck International, Inc (USA) |
| HL751LL-8-13 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL751LL-8-13 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| HL751LL-8-13 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL751LL-8-13 | Ankit Fasteners Private Limited (IND) |
| HL751LL-8-13 | Howmet Global Fastening Systems Inc (USA) |
| HL751LL-8-13 PRIMARY | Hi-Shear Corporation (USA) |
| HL751LL-8-13 | West Coast Aerospace, Inc. (USA) |
| HL751LL-8-13 | Blanc Aero Industries Uk Ltd (GBR) |
| HL751LL-8-13 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL751LL-8-13 | Blanc Aero Industries - Groupe Lisi Aerospace (FRA) |
| Reference | Meaning |
|---|---|
| HL751LL-8-13 | 5/9 Secondary reference Minebea Co. Ltd Fujisawa Manufacturing Unit |
NSN 5320-01-683-4401 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-683-4401 has 13 manufacturer part numbers on file: HL751LL-8-13 (Fairchild Fasteners Europe - Vsd Gmbh), HL751LL-8-13 (Sps Technologies Ltd, Tj Brooks Division), HL751LL-8-13 (Huck International, Inc), HL751LL-8-13 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HL751LL-8-13 (Howmet Global Fastening Systems Inc Div City of Industry Operations) and 8 more.
Key specifications for HL751LL-8-13: Shank Diameter: 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Head Height: 0.0523 INCHES MINIMUM AND 0.0544 INCHES MAXIMUM IN; Fastener Length: 1.2075 INCHES MINIMUM AND 1.2085 INCHES MAXIMUM IN. 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.