The Washer,flat, cataloged under National Stock Number 5310-00-431-7002, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Altra Industrial Motion Corp.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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 | 5310-00-431-7002 |
| Primary Part Number | 18880L1 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Altra Industrial Motion Corp. |
| Status | ACTIVE |
| Features Provided | CASEHARDENED |
| Thickness | 0.120 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Hole Diameter | 1.002 INCHES NOMINAL IN |
| Hardness Rating | 60.0 ROCKWELL C MINIMUM |
| Center Hole Shape Style | ROUND |
| Overall Diameter | 2.000 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND |
| Material | STEEL OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-00-431-7002 is a Washer,flat, manufactured by Altra Industrial Motion Corp., classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-431-7002 has 2 cross-referenced part numbers: 18880L1 (Altra Industrial Motion Corp.), 18880 (Altra Industrial Motion Corp.).
There are 3 known substitutes for 5310-00-431-7002: 5935-00-295-6403, 6105-01-030-9261, 5310-01-625-5306. Verify interchangeability with system specifications before substitution.
Key specifications for 18880L1: Features Provided: CASEHARDENED; Thickness: 0.120 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Hole Diameter: 1.002 INCHES NOMINAL IN; Hardness Rating: 60.0 ROCKWELL C MINIMUM. 9 total characteristics are documented in the Federal Logistics Information System.