PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

840023Washer,flat

Eaton Aerospace, Llc Dba Jackson South · NSN 5310-00-935-9041 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-935-9041 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-935-9041. Primary manufacturer part number: 840023.
Features
  • Washer,flat — FSC 5310
  • Material Document and Classification: AISI ASSN STD ALL MATERIAL RESPONSES OVERALL
  • Material: STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1117 OR STEEL COMP 1118 OR STEEL COMP 1050 OVERALL
  • Overall Diameter: 2.168 INCHES MINIMUM AND 2.175 INCHES MAXIMUM IN
  • Peripheral Shape Style: ROUND
  • Hole Diameter: 1.625 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Thickness: 0.094 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1017 or Steel Comp 1018 or Steel Comp 1117 or Steel Comp 1118 or Steel Comp 1050 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-935-9041, 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 Jackson South. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-935-9041
Primary Part Number840023
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Material Document and ClassificationAISI ASSN STD ALL MATERIAL RESPONSES OVERALL
MaterialSTEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1117 OR STEEL COMP 1118 OR STEEL COMP 1050 OVERALL
Overall Diameter2.168 INCHES MINIMUM AND 2.175 INCHES MAXIMUM IN
Peripheral Shape StyleROUND
Hole Diameter1.625 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Thickness0.094 INCHES NOMINAL IN
Hardness Rating50.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6210-00-295-2711918119 INTERCHANGEABLE
Light,indicator
Eaton Aerospace, Llc Dba Jackson South
6650-01-529-01518400-23 INTERCHANGEABLE
Light,microscope
John Chadwick Corporation Dba Chadwick John Corp
Cross-Reference Index
Part NumberManufacturer
840023 Eaton Aerospace, Llc Dba Jackson South (USA)
840023 Zf Industrieantriebe Witten Gmbh (DEU)
840023 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
6210-00-295-2711INTERCHANGEABLE
LIGHT,INDICATOR
918119
6650-01-529-0151INTERCHANGEABLE
LIGHT,MICROSCOPE
8400-23

Frequently Asked Questions

What is NSN 5310-00-935-9041?

NSN 5310-00-935-9041 is a Washer,flat, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-935-9041?

NSN 5310-00-935-9041 has 3 cross-referenced part numbers: 840023 (Eaton Aerospace, Llc Dba Jackson South), 840023 (Zf Industrieantriebe Witten Gmbh), 840023 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 5310-00-935-9041?

There are 2 known substitutes for 5310-00-935-9041: 6210-00-295-2711, 6650-01-529-0151. Verify interchangeability with system specifications before substitution.

What are the specifications of 840023?

Key specifications for 840023: Material Document and Classification: AISI ASSN STD ALL MATERIAL RESPONSES OVERALL; Material: STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1117 OR STEEL COMP 1118 OR STEEL COMP 1050 OVERALL; Overall Diameter: 2.168 INCHES MINIMUM AND 2.175 INCHES MAXIMUM IN; Peripheral Shape Style: ROUND. 9 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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