The Pin-Rivet, cataloged under National Stock Number 5320-01-573-0636, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-573-0636 |
| Primary Part Number | HSTM12AZ04-12 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 3.9 MILLIMETERS NOMINAL MM |
| Thread Tolerance Class | 4H EXTERNAL |
| Head Height | 1.4 MILLIMETERS MINIMUM AND 1.6 MILLIMETERS MAXIMUM MM |
| Fastener Length | 19.6 MILLIMETERS NOMINAL MM |
| Surface Treatment Document and Classification | HI-SHEAR SPEC. 294 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Thread Pitch in Millimeters | 0.70 |
| Material Document and Classification | AMS 4971 6AL-6V-2SN ASSN STD SINGLE MATERIAL RESPONSE OVERALL V |
| Head Style | COUNTERSUNK W/REVERSE CHAMFER |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 4.0 MILLIMETERS MM |
| Grip Length | 12.0 MILLIMETERS NOMINAL MM |
| Width Between Flats | 1.6 MILLIMETERS NOMINAL MM |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | ALUMINUM OVERALL |
| Countersink Angle | 45.0 DEGREES NOMINAL |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | ISO M |
| Head Major Diameter | 7.7 MILLIMETERS MINIMUM AND 8.1 MILLIMETERS MAXIMUM MM |
| 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 |
|---|---|
| HSTM12AZ04-12 PRIMARY | Hi-Shear Corporation (USA) |
| HSTM12AZ04-12 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
NSN 5320-01-573-0636 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-573-0636 has 2 manufacturer part numbers on file: HSTM12AZ04-12 (Hi-Shear Corporation), HSTM12AZ04-12 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc).
Key specifications for HSTM12AZ04-12: Shank Diameter: 3.9 MILLIMETERS NOMINAL MM; Thread Tolerance Class: 4H EXTERNAL; Head Height: 1.4 MILLIMETERS MINIMUM AND 1.6 MILLIMETERS MAXIMUM MM; Fastener Length: 19.6 MILLIMETERS NOMINAL MM. 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.