The Nut Assembly,self-Locking,gang C, cataloged under National Stock Number 5310-00-063-2132, 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 21 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-00-063-2132 |
| Primary Part Number | ST3M724N1M8-12 |
| Item Name | Nut Assembly,self-Locking,gang C |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Surface Treatment Document and Classification | QQ-P-416,TY 2 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Nut Quantity | 12 |
| Temp Rating | 250.0 FAHRENHEIT NOMINAL DEGF |
| Nut Counterbore Depth | 0.062 INCHES MINIMUM NUT IN |
| Features Provided | FLOATING NUT |
| Channel Height | 0.188 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Counterbore Diameter | 0.254 INCHES MINIMUM NUT IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Assembly Overall Height | 0.281 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM NUT |
| Nut Style | GANG CHANNEL, SELF LOCKING |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL NUT |
| Material | ALUMINUM ALLOY 2024 CHANNEL |
| Nut Spacing | 1.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| ST3M724N1M8-12 PRIMARY | The Boeing Company Div Defense (USA) |
| BGC724N1-8-12 | Bristol Industries, Llc (USA) |
| G50344-4-1-8-12 | Howmet Global Fastening Systems Inc (USA) |
| G50344-4-1-8-12 | Fairchild Fasteners Uk Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 3M150N4-8-12 | 5/9 Secondary reference The Boeing Company Div Defense |
| BGC724N8-1-12 | 5/9 Secondary reference Bristol Industries, Llc |
| 650344-4-1-8-12 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| ST3M724N1M8-12 | 5/2 Secondary reference U.S. Government activity |
| 3M150N4-8P-12 | 5/9 Secondary reference The Boeing Company Div Defense |
| 650344-4-1-8-12 | 5/9 Secondary reference Kaynar Microdot Aerospace |
| G1000-4-8-12 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Microdot Products |
NSN 5310-00-063-2132 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 5310-00-063-2132 has 4 manufacturer part numbers on file: ST3M724N1M8-12 (The Boeing Company Div Defense), BGC724N1-8-12 (Bristol Industries, Llc), G50344-4-1-8-12 (Howmet Global Fastening Systems Inc), G50344-4-1-8-12 (Fairchild Fasteners Uk Ltd).
Key specifications for ST3M724N1M8-12: Lubrication: DRY FILM LUBRICANT; Surface Treatment Document and Classification: QQ-P-416,TY 2 FED SPEC SINGLE TREATMENT RESPONSE NUT; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Nut Quantity: 12. 21 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.