PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40231-6Washer,flat

Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc · NSN 5310-01-236-0462 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-236-0462 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-236-0462. Primary manufacturer part number: 40231-6.
Features
  • Washer,flat — FSC 5310
  • Hole Diameter: 1.005 INCHES MINIMUM AND 1.025 INCHES MAXIMUM IN
  • Peripheral Shape Style: ROUND
  • Material: STEEL COMP 316 OVERALL
  • Center Hole Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Thickness: 0.090 INCHES NOMINAL IN
  • Material Document and Classification: MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 316 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-236-0462, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc. Government technical data includes 8 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-236-0462
Primary Part Number40231-6
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerMeggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
StatusACTIVE
Hole Diameter1.005 INCHES MINIMUM AND 1.025 INCHES MAXIMUM IN
Peripheral Shape StyleROUND
MaterialSTEEL COMP 316 OVERALL
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Thickness0.090 INCHES NOMINAL IN
Material Document and ClassificationMIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Overall Diameter1.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5136-00-189-3219402316 INTERCHANGEABLE
Die,thread Cutting
Greenfield Industries Inc
2910-00-379-1718 INTERCHANGEABLE
Nozzle,feed
1650-01-218-9071402316 INTERCHANGEABLE
Detector,chip,hydraulic
Eaton Aerospace, Llc Dba Jackson South
Cross-Reference Index
Part NumberManufacturer
40231-6 PRIMARY Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc (USA)
Related Parts
5136-00-189-3219INTERCHANGEABLE
DIE,THREAD CUTTING
402316
2910-00-379-1718INTERCHANGEABLE
NOZZLE,FEED
1650-01-218-9071INTERCHANGEABLE
DETECTOR,CHIP,HYDRAULIC
402316

Frequently Asked Questions

What is NSN 5310-01-236-0462?

NSN 5310-01-236-0462 is a Washer,flat, manufactured by Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-236-0462?

NSN 5310-01-236-0462 has 1 cross-referenced part number: 40231-6 (Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc).

What NSN replaces 5310-01-236-0462?

There are 3 known substitutes for 5310-01-236-0462: 5136-00-189-3219, 2910-00-379-1718, 1650-01-218-9071. Verify interchangeability with system specifications before substitution.

What are the specifications of 40231-6?

Key specifications for 40231-6: Hole Diameter: 1.005 INCHES MINIMUM AND 1.025 INCHES MAXIMUM IN; Peripheral Shape Style: ROUND; Material: STEEL COMP 316 OVERALL; Center Hole Shape Style: ROUND. 8 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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