The Washer,flat, cataloged under National Stock Number 5310-00-618-9972, 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 Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 10 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 | 5310-00-618-9972 |
| Primary Part Number | 55367 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Peripheral Shape Style | ROUND |
| Hole Diameter | 0.355 INCHES MINIMUM AND 0.357 INCHES MAXIMUM IN |
| Hardness Rating | 25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Surface Finish | 63.0 MICROINCHES ALL SURFACES |
| Material | STEEL OVERALL |
| Surface Treatment | CADMIUM OVERALL |
| Overall Diameter | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN |
| Thickness | 0.065 INCHES NOMINAL IN |
| Center Hole Shape Style | ROUND |
| Cross-Sectional Shape Style | RECTANGULAR |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-00-618-9972 is a Washer,flat, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-618-9972 has 2 cross-referenced part numbers: 55367 (Northrop Grumman Systems Corporation Div Es Defensive Systems Division), 55367 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
There are 4 known substitutes for 5310-00-618-9972: 5330-00-022-2724, 5330-00-131-7058, 5945-00-888-3710 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 55367: Peripheral Shape Style: ROUND; Hole Diameter: 0.355 INCHES MINIMUM AND 0.357 INCHES MAXIMUM IN; Hardness Rating: 25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM; Surface Finish: 63.0 MICROINCHES ALL SURFACES. 10 total characteristics are documented in the Federal Logistics Information System.