The Nut,self-Locking,barrel, cataloged under National Stock Number 5310-01-092-9932, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 24 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-092-9932 |
| Primary Part Number | 64445-720 |
| Item Name | Nut,self-Locking,barrel |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Nut Length | 0.828 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 1 CL 2 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Surface Treatment Document and Classification | QQ-P-416,TY 2 CL 2 FED SPEC ALL TREATMENT RESPONSES SHELL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Temp Rating | 450.0 FAHRENHEIT MAXIMUM DEGF |
| Hardness Rating | 34.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE SHELL |
| Nut Counterbore Depth | 0.202 INCHES MINIMUM AND 0.222 INCHES MAXIMUM SHELL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.438 INCHES IN |
| Nut Diameter | 0.856 INCHES MINIMUM AND 0.886 INCHES MAXIMUM IN |
| Counterbore Diameter | 0.465 INCHES MINIMUM AND 0.485 INCHES MAXIMUM SHELL IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.737 INCHES MINIMUM AND 0.767 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM NUT |
| Surface Treatment | CADMIUM AND CHROMATE SHELL |
| Nut Style | FLOATING SELF-LOCKING BARREL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 20 |
| Material | STEEL SHELL |
| Material | STEEL NUT |
| Barrel Height | 0.436 INCHES MINIMUM AND 0.456 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 |
|---|---|
| 64445-720 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| 5310PL0748757 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| LH7974-7 | 5/9 Secondary reference Harvard Industries Inc |
| C085-7 | 7/2 Vendor item drawing reference U.S. Government activity |
| SL408-7 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-092-9932 is a Nut,self-Locking,barrel, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-092-9932 has 1 manufacturer part number on file: 64445-720 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for 64445-720: Lubrication: DRY FILM LUBRICANT; Nut Length: 0.828 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TY 1 CL 2 FED SPEC SINGLE TREATMENT RESPONSE NUT; Surface Treatment Document and Classification: QQ-P-416,TY 2 CL 2 FED SPEC ALL TREATMENT RESPONSES SHELL. 24 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.