The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-01-375-7675, 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 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-375-7675 |
| Primary Part Number | 3D0106-7 |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Washer Outside Diameter | 0.675 INCHES MINIMUM AND 0.708 INCHES MAXIMUM IN |
| Width Across Flats | 0.494 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNJC |
| Hardness Rating | 49.0 ROCKWELL C MAXIMUM |
| Washer Thickness | 0.010 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 6415 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Thread Direction | LEFT-HAND |
| Nominal Thread Size | 0.438 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 4340 OR STEEL COMP 8740 OVERALL |
| 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 |
|---|---|
| 3D0106-7 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 3D0106-7 | Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems (USA) |
| 3D0106-7 | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 3D0106-7 | 1/2 Source control — Government-approved source U.S. Government activity |
| LH13374-7LH | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-01-375-7675 is a Nut,self-Locking,extended Washer, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-375-7675 has 3 manufacturer part numbers on file: 3D0106-7 (Sps Technologies, Llc Dba PB Fasteners), 3D0106-7 (Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems), 3D0106-7 (Howmet Global Fastening Systems Inc).
Key specifications for 3D0106-7: Lubrication: DRY FILM LUBRICANT; Overall Height: 0.308 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN; Washer Outside Diameter: 0.675 INCHES MINIMUM AND 0.708 INCHES MAXIMUM IN; Width Across Flats: 0.494 INCHES MINIMUM AND 0.505 INCHES MAXIMUM 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.