PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B26-338Washer,flat

Limco Airepair Inc. · NSN 5310-00-226-7746 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-226-7746 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-226-7746. Primary manufacturer part number: B26-338.
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 1.500 INCHES NOMINAL IN
  • Surface Treatment: PASSIVATE OVERALL
  • Thickness: 0.125 INCHES NOMINAL IN
  • Hole Diameter: 0.312 INCHES NOMINAL IN
  • Material: STEEL COMP 303 OVERALL
  • Cross-Sectional Shape Style: RECTANGULAR
  • Center Hole Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 303 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-226-7746, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Limco Airepair Inc.. 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
NSN5310-00-226-7746
Primary Part NumberB26-338
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerLimco Airepair Inc.
StatusACTIVE
Overall Diameter1.500 INCHES NOMINAL IN
Surface TreatmentPASSIVATE OVERALL
Thickness0.125 INCHES NOMINAL IN
Hole Diameter0.312 INCHES NOMINAL IN
MaterialSTEEL COMP 303 OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
Peripheral Shape StyleROUND
Material Document and ClassificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4310-00-608-4630 INTERCHANGEABLE
Drum,clutch
Cross-Reference Index
Part NumberManufacturer
B26-338 PRIMARY Limco Airepair Inc. (USA)
Related Parts
4310-00-608-4630INTERCHANGEABLE
DRUM,CLUTCH

Frequently Asked Questions

What is NSN 5310-00-226-7746?

NSN 5310-00-226-7746 is a Washer,flat, manufactured by Limco Airepair Inc., classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-226-7746?

NSN 5310-00-226-7746 has 1 cross-referenced part number: B26-338 (Limco Airepair Inc.).

What NSN replaces 5310-00-226-7746?

There is 1 known substitute for 5310-00-226-7746: 4310-00-608-4630. Verify interchangeability with system specifications before substitution.

What are the specifications of B26-338?

Key specifications for B26-338: Overall Diameter: 1.500 INCHES NOMINAL IN; Surface Treatment: PASSIVATE OVERALL; Thickness: 0.125 INCHES NOMINAL IN; Hole Diameter: 0.312 INCHES NOMINAL IN. 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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