The Washer,flat, cataloged under National Stock Number 5310-00-641-0517, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-641-0517 |
| Primary Part Number | G138-1 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Hole Diameter | 0.375 INCHES NOMINAL IN |
| Material | WOOL OR COTTON OR CELLULOSE OR GLASS OVERALL |
| Thickness | 0.062 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND |
| Cross-Sectional Shape Style | RECTANGULAR |
| Center Hole Shape Style | ROUND |
| Overall Diameter | 0.625 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| G138-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5310-00-641-0517 is a Washer,flat, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-641-0517 has 1 cross-referenced part number: G138-1 (Northrop Grumman Systems Corporation).
There are 2 known substitutes for 5310-00-641-0517: 5310-01-270-7150, 5330-01-517-6924. Verify interchangeability with system specifications before substitution.
Key specifications for G138-1: Hole Diameter: 0.375 INCHES NOMINAL IN; Material: WOOL OR COTTON OR CELLULOSE OR GLASS OVERALL; Thickness: 0.062 INCHES NOMINAL IN; Peripheral Shape Style: ROUND. 7 total characteristics are documented in the Federal Logistics Information System.