The Pin-Rivet, cataloged under National Stock Number 5320-01-603-1963, 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 17 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-603-1963 |
| Primary Part Number | ST3M811-5-16 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.3427 INCHES MINIMUM AND 0.3432 INCHES MAXIMUM IN |
| Lubrication | SOLID FILM OR CETYL ALCOHOL |
| Head Height | 0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN |
| Fastener Length | 1.535 INCHES MINIMUM AND 1.555 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | STRAIGHT PAN |
| Nominal Thread Size | 0.3125 INCHES IN |
| Grip Length | 0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN |
| Width Between Flats | 0.1270 INCHES MINIMUM AND 0.1295 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.490 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| ST3M811-5-16 | Huck International, Inc (USA) |
| ST3M811-5-16 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| ST3M811-5-16 | West Coast Aerospace, Inc. (USA) |
| ST3M811-5-16 | Hi-Shear Corporation (USA) |
| ST3M811-5-16 | Heartland Precision Fasteners Inc (USA) |
| ST3M811-5-16 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| ST3M811-5-16 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| ST3M811-5-16 | 5/2 Secondary reference U.S. Government activity |
| ST3M811-5-16 | 5/9 Secondary reference Sps Technologies Inc |
| 10367717 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5320-01-603-1963 is a Pin-Rivet, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-603-1963 has 7 manufacturer part numbers on file: ST3M811-5-16 (Huck International, Inc), ST3M811-5-16 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), ST3M811-5-16 (West Coast Aerospace, Inc.), ST3M811-5-16 (Hi-Shear Corporation), ST3M811-5-16 (Heartland Precision Fasteners Inc) and 2 more.
Key specifications for ST3M811-5-16: Shank Diameter: 0.3427 INCHES MINIMUM AND 0.3432 INCHES MAXIMUM IN; Lubrication: SOLID FILM OR CETYL ALCOHOL; Head Height: 0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN; Fastener Length: 1.535 INCHES MINIMUM AND 1.555 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.
NSN 5320-01-603-1963 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.