The Pin-Rivet, cataloged under National Stock Number 5320-01-234-9478, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5320-01-234-9478 |
| Primary Part Number | 3M94-4-12 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.1235 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-S-18732 MIL SPEC 1ST MATERIAL RESPONSE OR AMS 5628 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Grip Length | 0.750 INCHES MAXIMUM IN |
| Shank Style | ERR-090 |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Shear Strength | 125000 SINGLE POUNDS PER SQUARE INCH |
| Material | STEEL COMP 431 OVERALL |
| Head Major Diameter | 0.2031 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 |
| Part Number | Manufacturer |
|---|---|
| HS61-4-12 | Hi-Shear Corporation (USA) |
| 3M94-4-12 PRIMARY | The Boeing Company Div Defense (USA) |
| HS61-4-12 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| Reference | Meaning |
|---|---|
| 3M94-4-12 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-234-9478 is a Pin-Rivet, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-234-9478 has 3 manufacturer part numbers on file: HS61-4-12 (Hi-Shear Corporation), 3M94-4-12 (The Boeing Company Div Defense), HS61-4-12 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc).
Key specifications for 3M94-4-12: Shank Diameter: 0.1235 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN; Material Document and Classification: MIL-S-18732 MIL SPEC 1ST MATERIAL RESPONSE OR AMS 5628 ASSN STD 2ND MATERIAL RESPONSE OVERALL; Head Style: FLUSH COUNTERSUNK; Grip Length: 0.750 INCHES MAXIMUM IN. 9 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.