The Pin-Rivet, cataloged under National Stock Number 5320-00-295-9142, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-00-295-9142 |
| Primary Part Number | ST3M512-5-4 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Shank Diameter | 0.1630 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Head Height | 0.036 INCHES MINIMUM AND 0.048 INCHES MAXIMUM IN |
| Fastener Length | 0.488 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | STRAIGHT PAN |
| Grip Length | 0.189 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Shank Style | STUMP |
| Surface Treatment | PASSIVATE OVERALL |
| Shear Strength | 5300 DOUBLE POUNDS PER SQUARE INCH |
| Material | STEEL COMP XM-13 OVERALL |
| Head Major Diameter | 0.235 INCHES MINIMUM AND 0.249 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 |
|---|---|
| ST3M512-5-4 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| ST3M512-5-4 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| ST3M512-5-4 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| 2605MU4 | 5/9 Secondary reference U.S. Government activity |
| ST3M512-5-4 | 3/2 Design control — primary reference U.S. Government activity |
| 2605MU4 | 5/9 Secondary reference U.S. Government activity |
| 2605MU4 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| 2605MU4 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| ST3M512-5-4 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5320-00-295-9142 is a Pin-Rivet, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-00-295-9142 has 2 manufacturer part numbers on file: ST3M512-5-4 (Howmet Global Fastening Systems Inc), ST3M512-5-4 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company).
Key specifications for ST3M512-5-4: Shank Diameter: 0.1630 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Head Height: 0.036 INCHES MINIMUM AND 0.048 INCHES MAXIMUM IN; Fastener Length: 0.488 INCHES MAXIMUM IN. 13 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.