The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-965-1799, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-965-1799 |
| Primary Part Number | MS51971-1 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Nut Height | 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 20 |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| Nominal Thread Size | 0.250 INCHES IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | HEXAGON |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Width Across Flats | 0.4280 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN |
| Departure From Cited Designator | AS MODIFIED BY MATERIAL |
| Material | STEEL COMP 304 OVERALL |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Class | 2B |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS51971-1 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 5310PL0991642 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
NSN 5310-00-965-1799 is a Nut,plain,hexagon, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-965-1799 has 2 cross-referenced part numbers: MS51971-1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 5310PL0991642 (Jednolity Indeks Materialowy - Uniform Material Index).
There are 4 known substitutes for 5310-00-965-1799: 5310-00-903-5966, 5310-01-169-1188, 5310-01-465-0908 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS51971-1: Thread Direction: RIGHT-HAND; Nut Height: 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN; Thread Quantity Per Inch: 20; Bearing Surface Type: CHAMFERED OR WASHER FACED. 14 total characteristics are documented in the Federal Logistics Information System.