The Pin-Rivet, cataloged under National Stock Number 5320-01-693-7438, 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 17 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-693-7438 |
| Primary Part Number | HST12TB8-4 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP AND SOLID FILM |
| Head Height | 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Fastener Length | 0.560 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 4928 OR 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | STRAIGHT PAN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Grip Length | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| Width Between Flats | 0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Shear Strength | 160000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | UNJC |
| Head Major Diameter | 0.415 INCHES MINIMUM AND 0.440 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 |
|---|---|
| HST12TB8-4 | Blanc Aero Technologies (FRA) |
| HST12TB8-4 | Blanc Aero Industries Uk Ltd (GBR) |
| HST12TB8-4 PRIMARY | Hi-Shear Corporation (USA) |
| HST12TB8-4 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HST12TB8-4 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HST12TB8-4 | Blanc Aero Industries - Groupe Lisi Aerospace (FRA) |
| HST12TB8-4 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HST12TB8-4 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| HST12 | D/9 Drawing number reference only Hi-Shear Corporation |
NSN 5320-01-693-7438 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-693-7438 has 8 manufacturer part numbers on file: HST12TB8-4 (Blanc Aero Technologies), HST12TB8-4 (Blanc Aero Industries Uk Ltd), HST12TB8-4 (Hi-Shear Corporation), HST12TB8-4 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HST12TB8-4 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc) and 3 more.
Key specifications for HST12TB8-4: Shank Diameter: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP AND SOLID FILM; Head Height: 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN; Fastener Length: 0.560 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN. 17 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.