The Nut,plain,extended Washer,double, cataloged under National Stock Number 5310-00-731-7486, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Atomic Energy Commission Oak Ridge Opns Office. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-731-7486 |
| Primary Part Number | 625846 |
| Item Name | Nut,plain,extended Washer,double |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Atomic Energy Commission Oak Ridge Opns Office |
| Status | ACTIVE |
| Width Across Flats | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Washer Thickness | 0.065 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN |
| Washer Outside Diameter | 0.448 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 28 |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Nominal Thread Size | 0.250 INCHES IN |
| Precious Material | SILVER |
| Material Document and Classification | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Class | 3B |
| Material | IRON ALLOY 660 OVERALL |
| Nut Style | DOUBLE HEXAGON |
| Surface Treatment | SILVER OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 625846 | Gould E a and Co (USA) |
| 626017 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 625846 | Crest Good Manufacturing Co Inc (USA) |
| 625846 PRIMARY | Atomic Energy Commission Oak Ridge Opns Office (USA) |
| 69290-428 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 626017 | Sps Technologies, Llc Dba PB Fasteners (USA) |
NSN 5310-00-731-7486 is a Nut,plain,extended Washer,double, manufactured by Atomic Energy Commission Oak Ridge Opns Office, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-731-7486 has 6 cross-referenced part numbers: 625846 (Gould E a and Co), 626017 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 625846 (Crest Good Manufacturing Co Inc), 625846 (Atomic Energy Commission Oak Ridge Opns Office), 69290-428 (Sps Technologies, Llc Dba PB Fasteners) and 1 more.
There are 3 known substitutes for 5310-00-731-7486: 5310-00-148-3717, 4710-01-266-8172, 6720-01-470-7728. Verify interchangeability with system specifications before substitution.
Key specifications for 625846: Width Across Flats: 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND; Washer Thickness: 0.065 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN; Washer Outside Diameter: 0.448 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.