The Rivet,solid, cataloged under National Stock Number 5320-01-137-3975, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-137-3975 |
| Primary Part Number | ST3M675-3-6 |
| Item Name | Rivet,solid |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shank Diameter | 0.093 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN |
| Fastener Length | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| Heat Treatment | ANNEALED OVERALL |
| Material Document and Classification | AMS 4982 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Shank Style | STRAIGHT W/RADIUS CHAMFERED TIP |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Material | TITANIUM ALLOY UNS R58450 OVERALL |
| Head Major Diameter | 0.148 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 |
|---|---|
| ST3M675-3-6 PRIMARY | The Boeing Company Div Defense (USA) |
| SC-R30-3-6 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| CSR904B-3-6 PRIMARY | Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace (USA) |
NSN 5320-01-137-3975 is a Rivet,solid, manufactured by The Boeing Company Div Defense, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-137-3975 has 3 manufacturer part numbers on file: ST3M675-3-6 (The Boeing Company Div Defense), SC-R30-3-6 (Howmet Global Fastening Systems Inc), CSR904B-3-6 (Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace).
Key specifications for ST3M675-3-6: Shank Diameter: 0.093 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN; Fastener Length: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN; Heat Treatment: ANNEALED OVERALL; Material Document and Classification: AMS 4982 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.