The Washer,flat, cataloged under National Stock Number 5310-01-645-0135, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco. Government technical data includes 2 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-645-0135 |
| Primary Part Number | 21771 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco |
| Status | ACTIVE |
| Overall Diameter | 0.688 INCHES NOMINAL IN |
| Hole Diameter | 0.250 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-01-645-0135 is a Washer,flat, manufactured by Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-01-645-0135 has 2 cross-referenced part numbers: 21771 (Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco), 21771 (Proliance Consulting, Llc).
There are 5 known substitutes for 5310-01-645-0135: 3455-00-203-9879, 3455-00-540-1988, 1680-01-060-1267 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 21771: Overall Diameter: 0.688 INCHES NOMINAL IN; Hole Diameter: 0.250 INCHES NOMINAL IN. 2 total characteristics are documented in the Federal Logistics Information System.