The Washer,flat, cataloged under National Stock Number 5310-00-639-1588, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Whippany Actuation Systems, Llc. Government technical data includes 8 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-639-1588 |
| Primary Part Number | E2551 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Whippany Actuation Systems, Llc |
| Status | ACTIVE |
| Material Document and Classification | 2024,T4 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Hole Diameter | 0.193 INCHES NOMINAL IN |
| Center Hole Shape Style | ROUND |
| Thickness | 0.031 INCHES NOMINAL IN |
| Overall Diameter | 0.281 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-00-639-1588 is a Washer,flat, manufactured by Whippany Actuation Systems, Llc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-639-1588 has 2 cross-referenced part numbers: E2551 (Rbsl Washington), E2551 (Whippany Actuation Systems, Llc).
There is 1 known substitute for 5310-00-639-1588: 5975-00-978-0612. Verify interchangeability with system specifications before substitution.
Key specifications for E2551: Material Document and Classification: 2024,T4 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Material: ALUMINUM ALLOY 2024 OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Hole Diameter: 0.193 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.