The Washer,flat, cataloged under National Stock Number 5310-00-441-4581, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-441-4581 |
| Primary Part Number | 8900640 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | CANCELLED |
| Peripheral Shape Style | ROUND |
| Surface Treatment | CADMIUM OVERALL |
| Center Hole Shape Style | ROUND |
| Overall Diameter | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Hole Diameter | 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Material Document and Classification | QQ-S-636-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thickness | 0.057 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 17748 | Allied Signal Inc Aerospace Equipment Systems Eatontown Site (USA) |
| 8900640 PRIMARY | Us Army Aviation and Missile Command (USA) |
| 17748 | Honeywell International, Inc Div Aerospace-Tucson (USA) |
| 17748 | Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA) |
NSN 5310-00-441-4581 is a Washer,flat, manufactured by Us Army Aviation and Missile Command, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-441-4581 has 4 cross-referenced part numbers: 17748 (Allied Signal Inc Aerospace Equipment Systems Eatontown Site), 8900640 (Us Army Aviation and Missile Command), 17748 (Honeywell International, Inc Div Aerospace-Tucson), 17748 (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems).
There are 10 known substitutes for 5310-00-441-4581: 2530-00-238-5395, 5920-01-102-6728, 3120-01-200-7051 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 8900640: Peripheral Shape Style: ROUND; Surface Treatment: CADMIUM OVERALL; Center Hole Shape Style: ROUND; Overall Diameter: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN. 9 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-441-4581 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.