The Nut,self-Locking,round, cataloged under National Stock Number 5310-00-529-8769, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems. Government technical data includes 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-529-8769 |
| Primary Part Number | 162B8762 |
| Item Name | Nut,self-Locking,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
| Status | ACTIVE |
| Thread Series | UNS |
| Material Document and Classification | FED STD 66 AISI/SAE 4140 OR 41L40 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Drive Point Width | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.750 INCHES IN |
| Nut Diameter | 2.070 INCHES MINIMUM AND 2.080 INCHES MAXIMUM IN |
| Drive Point Depth | 0.140 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN |
| Undercut Thickness | 0.070 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Nut Thickness | 0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN |
| Small End Diameter | 1.910 INCHES MINIMUM AND 1.930 INCHES MAXIMUM IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Drive Point Quantity | 8 |
| Nut Style | ROUND |
| Thread Class | 2B |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 4140 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 |
|---|---|
| 162B8762 PRIMARY | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA) |
NSN 5310-00-529-8769 is a Nut,self-Locking,round, manufactured by General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-529-8769 has 1 manufacturer part number on file: 162B8762 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems).
Key specifications for 162B8762: Thread Series: UNS; Material Document and Classification: FED STD 66 AISI/SAE 4140 OR 41L40 FED STD SINGLE MATERIAL RESPONSE OVERALL; Drive Point Width: 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND. 17 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.