The Nut Assembly,self-Locking,gang C, cataloged under National Stock Number 5310-01-474-0848, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-474-0848 |
| Primary Part Number | ST3M544N12A4-2 |
| Item Name | Nut Assembly,self-Locking,gang C |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Nut Quantity | 4 |
| Temp Rating | 350.0 FAHRENHEIT NOMINAL DEGF |
| Material Document and Classification | QQ-A-25-/13 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nut Counterbore Depth | 0.125 INCHES NOMINAL NUT IN |
| Channel Height | 0.351 INCHES NOMINAL IN |
| Nominal Thread Size | 0.250 INCHES IN |
| Counterbore Diameter | 0.254 INCHES NOMINAL NUT IN |
| Assembly Overall Height | 0.298 INCHES NOMINAL IN |
| Nut Style | GANG CHANNEL, SELF LOCKING |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| Channel Style | STRAIGHT TYPE |
| 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 |
|---|---|
| ST3M544N12A4-2 | Bristol Industries, Llc (USA) |
| ST3M544N12A4-2 PRIMARY | The Boeing Company Div Defense (USA) |
| ST3M544N12A4-2 | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| ST3M544N12A4-2 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-01-474-0848 is a Nut Assembly,self-Locking,gang C, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-474-0848 has 3 manufacturer part numbers on file: ST3M544N12A4-2 (Bristol Industries, Llc), ST3M544N12A4-2 (The Boeing Company Div Defense), ST3M544N12A4-2 (Howmet Global Fastening Systems Inc).
Key specifications for ST3M544N12A4-2: Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Nut Quantity: 4; Temp Rating: 350.0 FAHRENHEIT NOMINAL DEGF; Material Document and Classification: QQ-A-25-/13 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 14 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.