The Pin-Rivet, cataloged under National Stock Number 5320-01-381-9922, 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 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-381-9922 |
| Primary Part Number | HLT128-12-16 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.4047 INCHES MINIMUM AND 0.4057 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Head Height | 0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN |
| Fastener Length | 1.580 INCHES MINIMUM AND 1.600 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Specification/standard Data | 73197-HLT128 MANUFACTURERS STANDARD |
| Grip Length | 0.995 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| Width Between Flats | 0.1582 INCHES MINIMUM AND 0.1617 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Shear Strength | 28000 DOUBLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Material | STEEL COMP 4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.585 INCHES MINIMUM AND 0.620 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 |
|---|---|
| HLT128-12-16 | Huck International, Inc (USA) |
| HLT128-12-16 PRIMARY | Hi-Shear Corporation (USA) |
| HLT128-12-16 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT128-12-16 | West Coast Aerospace, Inc. (USA) |
| HLT128-12-16 | Howmet Global Fastening Systems Inc (USA) |
| HLT128-12-16 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT128-12-16 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| Reference | Meaning |
|---|---|
| HLT128-12-16 | 5/9 Secondary reference U.S. Government activity |
| HLT128-12-16 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-381-9922 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-381-9922 has 7 manufacturer part numbers on file: HLT128-12-16 (Huck International, Inc), HLT128-12-16 (Hi-Shear Corporation), HLT128-12-16 (Sps Technologies, Llc Dba PB Fasteners), HLT128-12-16 (West Coast Aerospace, Inc.), HLT128-12-16 (Howmet Global Fastening Systems Inc) and 2 more.
Key specifications for HLT128-12-16: Shank Diameter: 0.4047 INCHES MINIMUM AND 0.4057 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Head Height: 0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN; Fastener Length: 1.580 INCHES MINIMUM AND 1.600 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.