The Pin-Rivet, cataloged under National Stock Number 5320-01-359-6986, 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 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5320-01-359-6986 |
| Primary Part Number | HL21PB10-29 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Fastener Length | 2.3025 INCHES MINIMUM AND 2.3225 INCHES MAXIMUM IN |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.3125 INCHES IN |
| Grip Length | 1.8075 INCHES MINIMUM AND 1.8175 INCHES MAXIMUM IN |
| Width Between Flats | 0.1270 INCHES MINIMUM AND 0.1295 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.6287 INCHES MINIMUM AND 0.6335 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 |
|---|---|
| HL21PB10-29 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HL21PB10-29 PRIMARY | Hi-Shear Corporation (USA) |
| HL21PB10-29 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HL21PB10-29 | Huck International, Inc (USA) |
| HL21PB10-29 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL21PB10-29 | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| HL21PB10-29 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-359-6986 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-359-6986 has 6 manufacturer part numbers on file: HL21PB10-29 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HL21PB10-29 (Hi-Shear Corporation), HL21PB10-29 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HL21PB10-29 (Huck International, Inc), HL21PB10-29 (Sps Technologies, Llc Dba PB Fasteners) and 1 more.
Key specifications for HL21PB10-29: Shank Diameter: 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Fastener Length: 2.3025 INCHES MINIMUM AND 2.3225 INCHES MAXIMUM IN; Head Style: FLUSH COUNTERSUNK. 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.