PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40229Washer,flat

Fastenal Company Dba Fastenal Co · NSN 5310-01-597-6117 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-597-6117 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-597-6117. Primary manufacturer part number: 40229.
Features
  • Washer,flat — FSC 5310
  • Material: STEEL OVERALL
  • Peripheral Shape Style: ROUND
  • Hole Diameter: 23.0 MILLIMETERS NOMINAL MM
  • Thickness: 3.3 MILLIMETERS NOMINAL MM
  • Cross-Sectional Shape Style: RECTANGULAR
  • Overall Diameter: 39.0 MILLIMETERS NOMINAL MM
  • 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 5310-01-597-6117, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-597-6117
Primary Part Number40229
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co
StatusACTIVE
MaterialSTEEL OVERALL
Peripheral Shape StyleROUND
Hole Diameter23.0 MILLIMETERS NOMINAL MM
Thickness3.3 MILLIMETERS NOMINAL MM
Cross-Sectional Shape StyleRECTANGULAR
Overall Diameter39.0 MILLIMETERS NOMINAL MM
Center Hole Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4820-00-388-688340229 INTERCHANGEABLE
Valve,globe
Northrop Grumman Systems Corporation Div Marine Systems
5950-00-411-876640229 INTERCHANGEABLE
Coil,electrical
Crown Audio, Inc. Dba Crown International
4820-01-011-2899 INTERCHANGEABLE
Parts Kit,linear Directional Con
5935-01-016-1689EK000128-002 INTERCHANGEABLE
Connector,plug,electrical
L3harris Technologies Integrated Systems L.p. Div Integrated Aerospace Systems
6685-01-023-738540229 INTERCHANGEABLE
Control,temperature,indicating
National Refrigeration & Air Conditioning Products Inc Dba Continental Refrigerator
5962-01-226-587240229 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
5330-01-308-770340229 INTERCHANGEABLE
Seal,nonmetallic Round Section
Bell Intl Inc
Cross-Reference Index
Part NumberManufacturer
40229 PRIMARY Fastenal Company Dba Fastenal Co (USA)
12759-01318 PRIMARY Fastenal Company Dba Fastenal Co (USA)
Related Parts
4820-00-388-6883INTERCHANGEABLE
VALVE,GLOBE
40229
5950-00-411-8766INTERCHANGEABLE
COIL,ELECTRICAL
40229
4820-01-011-2899INTERCHANGEABLE
PARTS KIT,LINEAR DIRECTIONAL CON
5935-01-016-1689INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
EK000128-002
6685-01-023-7385INTERCHANGEABLE
CONTROL,TEMPERATURE,INDICATING
40229
5962-01-226-5872INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
40229
5330-01-308-7703INTERCHANGEABLE
SEAL,NONMETALLIC ROUND SECTION
40229

Frequently Asked Questions

What is NSN 5310-01-597-6117?

NSN 5310-01-597-6117 is a Washer,flat, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-597-6117?

NSN 5310-01-597-6117 has 2 cross-referenced part numbers: 40229 (Fastenal Company Dba Fastenal Co), 12759-01318 (Fastenal Company Dba Fastenal Co).

What NSN replaces 5310-01-597-6117?

There are 7 known substitutes for 5310-01-597-6117: 4820-00-388-6883, 5950-00-411-8766, 4820-01-011-2899 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40229?

Key specifications for 40229: Material: STEEL OVERALL; Peripheral Shape Style: ROUND; Hole Diameter: 23.0 MILLIMETERS NOMINAL MM; Thickness: 3.3 MILLIMETERS NOMINAL MM. 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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