The Washer,flat, cataloged under National Stock Number 5310-01-021-9786, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-021-9786 |
| Primary Part Number | M-2558 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Peripheral Shape Style | ROUND |
| Cross-Sectional Shape Style | RECTANGULAR |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.531 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| M-2558 PRIMARY | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 5310-01-021-9786 is a Washer,flat, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-01-021-9786 has 1 cross-referenced part number: M-2558 (Naval Inventory Control Point Mechanicsburg).
There is 1 known substitute for 5310-01-021-9786: 5950-00-578-1815. Verify interchangeability with system specifications before substitution.
Key specifications for M-2558: Part Name Assigned by Controlling Agency: NAVY SPECIAL PROJECT; Peripheral Shape Style: ROUND; Cross-Sectional Shape Style: RECTANGULAR; Center Hole Shape Style: ROUND. 5 total characteristics are documented in the Federal Logistics Information System.