PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43163Washer,flat

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 5310-01-373-2928 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-373-2928 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-373-2928. Primary manufacturer part number: 43163.
Features
  • Washer,flat — FSC 5310
  • Thickness: 0.065 INCHES MINIMUM AND 0.066 INCHES MAXIMUM IN
  • Material: STEEL COMP 416SE OVERALL
  • Material Document and Classification: AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Center Hole Shape Style: ROUND
  • Hole Diameter: 0.081 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: RECTANGULAR
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 416SE Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-373-2928, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. Government technical data includes 9 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.

Technical Specifications
ParameterValue
NSN5310-01-373-2928
Primary Part Number43163
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Thickness0.065 INCHES MINIMUM AND 0.066 INCHES MAXIMUM IN
MaterialSTEEL COMP 416SE OVERALL
Material Document and ClassificationAMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentPASSIVATE OVERALL
Center Hole Shape StyleROUND
Hole Diameter0.081 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Overall Diameter0.550 INCHES MINIMUM AND 0.551 INCHES MAXIMUM IN
Peripheral Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5930-00-378-21137500ACSPST INTERCHANGEABLE
Switch,toggle
Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit
Cross-Reference Index
Part NumberManufacturer
43163 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
5930-00-378-2113INTERCHANGEABLE
SWITCH,TOGGLE
7500ACSPST

Frequently Asked Questions

What is NSN 5310-01-373-2928?

NSN 5310-01-373-2928 is a Washer,flat, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-373-2928?

NSN 5310-01-373-2928 has 1 cross-referenced part number: 43163 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 5310-01-373-2928?

There is 1 known substitute for 5310-01-373-2928: 5930-00-378-2113. Verify interchangeability with system specifications before substitution.

What are the specifications of 43163?

Key specifications for 43163: Thickness: 0.065 INCHES MINIMUM AND 0.066 INCHES MAXIMUM IN; Material: STEEL COMP 416SE OVERALL; Material Document and Classification: AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Surface Treatment: PASSIVATE OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com