PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S1473566Washer,flat

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5310-00-595-5289 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-595-5289 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-595-5289. Primary manufacturer part number: S1473566.
Features
  • Washer,flat — FSC 5310
  • Hole Diameter: 0.265 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Thickness: 0.064 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Overall Diameter: 0.500 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Center Hole Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-595-5289, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-595-5289
Primary Part NumberS1473566
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Hole Diameter0.265 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Thickness0.064 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Overall Diameter0.500 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5841-00-091-082232261 INTERCHANGEABLE
Cover Assembly
Raytheon Company Dba Raytheon
5961-00-858-3826 INTERCHANGEABLE
Transistor
5905-00-933-5002 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Cross-Reference Index
Part NumberManufacturer
S1473566 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
S1473566 Westinghouse Electric Corp (USA)
32261 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
3VPS160 Oshkosh Defense Llc (USA)
3VPS160 Oshkosh Corp (USA)
Related Parts
5841-00-091-0822INTERCHANGEABLE
COVER ASSEMBLY
32261
5961-00-858-3826INTERCHANGEABLE
TRANSISTOR
5905-00-933-5002INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,

Frequently Asked Questions

What is NSN 5310-00-595-5289?

NSN 5310-00-595-5289 is a Washer,flat, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-595-5289?

NSN 5310-00-595-5289 has 5 cross-referenced part numbers: S1473566 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), S1473566 (Westinghouse Electric Corp), 32261 (Eaton Aerospace, Llc Dba Jackson South), 3VPS160 (Oshkosh Defense Llc), 3VPS160 (Oshkosh Corp).

What NSN replaces 5310-00-595-5289?

There are 3 known substitutes for 5310-00-595-5289: 5841-00-091-0822, 5961-00-858-3826, 5905-00-933-5002. Verify interchangeability with system specifications before substitution.

What are the specifications of S1473566?

Key specifications for S1473566: Hole Diameter: 0.265 INCHES NOMINAL IN; Material: STEEL OVERALL; Thickness: 0.064 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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