The Nut Assembly,self-Locking,gang C, cataloged under National Stock Number 5310-01-364-3121, 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 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-364-3121 |
| Primary Part Number | 3M465C10A57-2P |
| 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 | 57 |
| Removable Nut Manufacturer Part Number | ST3M445C5M2 |
| Material Document and Classification | AMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nut Counterbore Depth | 0.125 INCHES NOMINAL NUT IN |
| Channel Height | 0.344 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Counterbore Diameter | 0.317 INCHES NOMINAL NUT IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Assembly Overall Height | 0.388 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE NUT |
| Surface Treatment | PLASTIC EPOXY AND PLASTIC POLYAMIDE CHANNEL |
| Nut Style | GANG CHANNEL, SELF LOCKING |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 321 OVERALL |
| Nut Spacing | 1.250 INCHES NOMINAL IN |
| Channel Style | STRAIGHT TYPE |
| Removable Nut Manufacturer Code | 76301 |
| 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 |
|---|---|
| 3M465C10A57-2P | Bristol Industries, Llc (USA) |
| 3M465C10A57-2P | Howmet Global Fastening Systems Inc (USA) |
| 3M465C10A57-2P PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 3M465C10A57-2P | 5/2 Secondary reference U.S. Government activity |
| G18421PL2-5-10 | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-01-364-3121 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 5310-01-364-3121 has 3 manufacturer part numbers on file: 3M465C10A57-2P (Bristol Industries, Llc), 3M465C10A57-2P (Howmet Global Fastening Systems Inc), 3M465C10A57-2P (The Boeing Company Div Defense).
Key specifications for 3M465C10A57-2P: Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Nut Quantity: 57; Removable Nut Manufacturer Part Number: ST3M445C5M2; Material Document and Classification: AMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 20 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.