PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

534281Washer,shouldered

Honeywell International, Inc Div Aerospace-Tucson · NSN 5310-00-783-1227 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-783-1227 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-783-1227. Primary manufacturer part number: 534281.
Features
  • Washer,shouldered — FSC 5310
  • Surface Treatment: PHOSPHATE AND NICKEL OVERALL
  • Style Designator: SHOULDERED
  • Surface Treatment Document and Classification: MIL-C-26074,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Shoulder Height: 0.018 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
  • Hole Diameter: 0.251 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
  • Shoulder Diameter: 0.335 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN
  • Material Thickness: 0.017 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1144 Overall construction
General Description

The Washer,shouldered, cataloged under National Stock Number 5310-00-783-1227, 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 11 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-783-1227
Primary Part Number534281
Item NameWasher,shouldered
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHoneywell International, Inc Div Aerospace-Tucson
StatusACTIVE
Surface TreatmentPHOSPHATE AND NICKEL OVERALL
Style DesignatorSHOULDERED
Surface Treatment Document and ClassificationMIL-C-26074,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Shoulder Height0.018 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
Hole Diameter0.251 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
Shoulder Diameter0.335 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN
Material Thickness0.017 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
Heat TreatmentCOLD DRAWN OR COLD FORGED
MaterialSTEEL COMP 1144 OVERALL
Material Document and ClassificationEMS630,FSCM 70210 MFR REF SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter0.595 INCHES MINIMUM AND 0.598 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6150-00-295-86647099769 INTERCHANGEABLE
Cable Assembly,power,electrical
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
534281 PRIMARY Honeywell International, Inc Div Aerospace-Tucson (USA)
534281 Honeywell International Inc. Div Aerospace - Torrance (USA)
534281 Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA)
Related Parts
6150-00-295-8664INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
7099769

Frequently Asked Questions

What is NSN 5310-00-783-1227?

NSN 5310-00-783-1227 is a Washer,shouldered, 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 5310-00-783-1227?

NSN 5310-00-783-1227 has 3 cross-referenced part numbers: 534281 (Honeywell International, Inc Div Aerospace-Tucson), 534281 (Honeywell International Inc. Div Aerospace - Torrance), 534281 (Alliedsignal Inc Dba Allied-Signal Aerospace Co).

What NSN replaces 5310-00-783-1227?

There is 1 known substitute for 5310-00-783-1227: 6150-00-295-8664. Verify interchangeability with system specifications before substitution.

What are the specifications of 534281?

Key specifications for 534281: Surface Treatment: PHOSPHATE AND NICKEL OVERALL; Style Designator: SHOULDERED; Surface Treatment Document and Classification: MIL-C-26074,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Shoulder Height: 0.018 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN. 11 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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