The Pin-Rivet, cataloged under National Stock Number 5320-01-727-5501, 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 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-727-5501 |
| Primary Part Number | ST3M512-8-5 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.235 INCHES MINIMUM AND 0.246 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Head Height | 0.058 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN |
| Fastener Length | 0.559 INCHES MINIMUM AND 0.569 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS-QQ-P-35 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5629 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | STRAIGHT PAN |
| Grip Length | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN |
| Shank Style | STUMP |
| Surface Treatment | PASSIVATE OVERALL |
| Shear Strength | 125000 SINGLE POUNDS PER SQUARE INCH |
| Material | STEEL COMP XM-13 OVERALL |
| Head Major Diameter | 0.363 INCHES MINIMUM AND 0.377 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 |
|---|---|
| 2608MU-5 | Howmet Global Fastening Systems Inc (USA) |
| ST3M512-8-5 PRIMARY | The Boeing Company Div Defense (USA) |
| 2608MU-5 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| ST3M512 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 2608MU-5 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-727-5501 is a Pin-Rivet, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-727-5501 has 3 manufacturer part numbers on file: 2608MU-5 (Howmet Global Fastening Systems Inc), ST3M512-8-5 (The Boeing Company Div Defense), 2608MU-5 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company).
Key specifications for ST3M512-8-5: Shank Diameter: 0.235 INCHES MINIMUM AND 0.246 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Head Height: 0.058 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN; Fastener Length: 0.559 INCHES MINIMUM AND 0.569 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.