PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

126743Washer,flat

Honeywell International, Inc Div Aerospace-Tucson · NSN 5310-00-733-8727 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-733-8727 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-733-8727. Primary manufacturer part number: 126743.
Features
  • Washer,flat — FSC 5310
  • Material: PLASTIC OVERALL
  • Peripheral Shape Style: ROUND
  • Overall Diameter: 0.375 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Thickness: 0.031 INCHES NOMINAL IN
  • Hole Diameter: 0.192 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: RECTANGULAR
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-733-8727, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Honeywell International, Inc Div Aerospace-Tucson. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5310-00-733-8727
Primary Part Number126743
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHoneywell International, Inc Div Aerospace-Tucson
StatusACTIVE
MaterialPLASTIC OVERALL
Peripheral Shape StyleROUND
Overall Diameter0.375 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Thickness0.031 INCHES NOMINAL IN
Hole Diameter0.192 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5305-00-012-2159122159 INTERCHANGEABLE
Screw,machine
Us Army Aviation and Missile Command
5306-01-713-6837126743 INTERCHANGEABLE
Bolt,eye
Cat Pumps Corp
Cross-Reference Index
Part NumberManufacturer
126743 Allied Signal Inc Aerospace Equipment Systems Eatontown Site (USA)
7338727 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
126743 PRIMARY Honeywell International, Inc Div Aerospace-Tucson (USA)
Related Parts
5305-00-012-2159INTERCHANGEABLE
SCREW,MACHINE
122159
5306-01-713-6837INTERCHANGEABLE
BOLT,EYE
126743

Frequently Asked Questions

What is NSN 5310-00-733-8727?

NSN 5310-00-733-8727 is a Washer,flat, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-733-8727?

NSN 5310-00-733-8727 has 3 cross-referenced part numbers: 126743 (Allied Signal Inc Aerospace Equipment Systems Eatontown Site), 7338727 (U S Army Tank Automotive Command Amsta-Im-Mm), 126743 (Honeywell International, Inc Div Aerospace-Tucson).

What NSN replaces 5310-00-733-8727?

There are 2 known substitutes for 5310-00-733-8727: 5305-00-012-2159, 5306-01-713-6837. Verify interchangeability with system specifications before substitution.

What are the specifications of 126743?

Key specifications for 126743: Material: PLASTIC OVERALL; Peripheral Shape Style: ROUND; Overall Diameter: 0.375 INCHES NOMINAL IN; Center Hole Shape Style: ROUND. 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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