The Nut Assembly,self-Locking,gang C, cataloged under National Stock Number 5310-01-268-4067, 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 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-268-4067 |
| Primary Part Number | 74A230650-2013 |
| 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 |
| Nut Counterbore Depth | 0.250 INCHES NOMINAL NUT IN |
| Channel Height | 0.298 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Counterbore Diameter | 0.254 INCHES NOMINAL NUT IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Assembly Overall Height | 0.466 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | GANG CHANNEL, SELF LOCKING |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| 74A230650-2013 | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| BGC464C4-8-4P | Bristol Industries, Llc (USA) |
| G49250E4-484P | Howmet Global Fastening Systems Inc (USA) |
| 74A230650-2013 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| C170SC4-4-8-4 | 5/2 Secondary reference U.S. Government activity |
| 10110249 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5310-01-268-4067 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 5310-01-268-4067 has 4 manufacturer part numbers on file: 74A230650-2013 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems), BGC464C4-8-4P (Bristol Industries, Llc), G49250E4-484P (Howmet Global Fastening Systems Inc), 74A230650-2013 (The Boeing Company Div Defense).
Key specifications for 74A230650-2013: Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Nut Quantity: 4; Overall Length: 4.800 INCHES NOMINAL IN; Overall Width: 0.574 INCHES NOMINAL IN. 16 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.