The Washer,flat, cataloged under National Stock Number 5310-00-838-4498, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-838-4498 |
| Primary Part Number | 75090 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Triumph Engine Control Systems Llc |
| Status | ACTIVE |
| Hole Diameter | 0.126 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN |
| Thickness | 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Overall Diameter | 0.242 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN |
| Material Document and Classification | AMS5640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | OXIDE FILM OVERALL |
| Peripheral Shape Style | ROUND |
| Cross-Sectional Shape Style | RECTANGULAR |
| Heat Treatment | AS FABRICATED |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM |
| Center Hole Shape Style | ROUND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-00-838-4498 is a Washer,flat, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-838-4498 has 3 cross-referenced part numbers: 75090 (Triumph Engine Control Systems Llc), 43339 (Triumph Engine Control Systems Llc), 75090 (Goodrich Control Systems Gmbh).
There are 6 known substitutes for 5310-00-838-4498: 4720-00-087-1417, 5360-00-209-9588, 5950-01-007-6535 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 75090: Hole Diameter: 0.126 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN; Thickness: 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN; Material: STEEL OVERALL; Overall Diameter: 0.242 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN. 11 total characteristics are documented in the Federal Logistics Information System.