The Pin-Rivet, cataloged under National Stock Number 5320-01-421-1986, 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 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-421-1986 |
| Primary Part Number | HLT712KM-6-5 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.2132 INCHES MINIMUM AND 0.2172 INCHES MAXIMUM IN |
| Fastener Length | 0.5375 INCHES MINIMUM AND 0.5475 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.360 INCHES NOMINAL IN |
| Width Between Flats | 0.0791 INCHES MINIMUM AND 0.0806 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | ALUMINUM OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.300 INCHES MINIMUM AND 0.370 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 |
|---|---|
| HLT712KM-6-5 PRIMARY | Hi-Shear Corporation (USA) |
| HLT712KM-6-5 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| Reference | Meaning |
|---|---|
| HLT712KM-6-5 | 5/9 Secondary reference Huck International, Inc |
| HLT712KM-6-5 | 5/9 Secondary reference U.S. Government activity |
| HLT712KM-6-5 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HLT712KM-6-5 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| 03A076-6-5AY | 5/9 Secondary reference Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| HLT712KM-6-5 | 5/9 Secondary reference Sps Technologies Inc |
| HLT712KM-6-5 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| HLT712KM-6-5 | 5/9 Secondary reference West Coast Aerospace, Inc. |
NSN 5320-01-421-1986 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-421-1986 has 2 manufacturer part numbers on file: HLT712KM-6-5 (Hi-Shear Corporation), HLT712KM-6-5 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc).
Key specifications for HLT712KM-6-5: Shank Diameter: 0.2132 INCHES MINIMUM AND 0.2172 INCHES MAXIMUM IN; Fastener Length: 0.5375 INCHES MINIMUM AND 0.5475 INCHES MAXIMUM IN; Material Document and Classification: AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Head Style: FLUSH COUNTERSUNK. 15 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.