The Pin-Rivet, cataloged under National Stock Number 5320-01-286-4330, 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 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-286-4330 |
| Primary Part Number | HS23-4-4 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.1230 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-A-8625 TY 2 CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | QQ-A-225 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-430 FED SPEC 2ND MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Grip Length | 0.250 INCHES MAXIMUM IN |
| Shank Style | ERR-090 |
| Surface Treatment | ANODIZE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| Head Major Diameter | 0.2033 INCHES MINIMUM AND 0.2081 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 |
NSN 5320-01-286-4330 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-286-4330 has 2 manufacturer part numbers on file: HS23-4-4 (Hi-Shear Corporation), HS23-4-4 (Fairchild Fasteners Europe - Vsd Gmbh).
Key specifications for HS23-4-4: Shank Diameter: 0.1230 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-A-8625 TY 2 CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: QQ-A-225 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-430 FED SPEC 2ND MATERIAL RESPONSE OVERALL; Head Style: FLUSH COUNTERSUNK. 10 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.