The Pin-Rivet, cataloged under National Stock Number 5320-01-338-4231, 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 19 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-338-4231 |
| Primary Part Number | HST11AZ-6-4 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Fastener Length | 0.530 INCHES MINIMUM AND 0.550 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | HI-KOTE 1,SPEC. 294,CAGEC 73197 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| 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 | 0.190 INCHES IN |
| Grip Length | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM 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 |
| Shear Strength | 95000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.2966 INCHES MINIMUM AND 0.3016 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 |
|---|---|
| VL11AZ-6-4 | Huck International, Inc (USA) |
| HST11AZ-6-4 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HST11AZ-6-4 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HST11AZ-6-4 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HST11AZ-6-4 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| VL11AZ-6-4 | 5/2 Secondary reference U.S. Government activity |
| HST11AZ-6-4 | 5/9 Secondary reference U.S. Government activity |
| BACB30VU6K4 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-338-4231 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-338-4231 has 5 manufacturer part numbers on file: VL11AZ-6-4 (Huck International, Inc), HST11AZ-6-4 (Sps Technologies, Llc Dba PB Fasteners), HST11AZ-6-4 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HST11AZ-6-4 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HST11AZ-6-4 (Hi-Shear Corporation).
Key specifications for HST11AZ-6-4: Shank Diameter: 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Fastener Length: 0.530 INCHES MINIMUM AND 0.550 INCHES MAXIMUM IN; Surface Treatment Document and Classification: HI-KOTE 1,SPEC. 294,CAGEC 73197 MFR REF SINGLE TREATMENT RESPONSE OVERALL. 19 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.