PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NASM35338-141Washer,lock

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5310-01-518-5285 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-518-5285 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-518-5285. Primary manufacturer part number: NASM35338-141.
Features
  • Washer,lock — FSC 5310
  • Material: STEEL CORROSION RESISTING OVERALL
  • Hole Diameter: 0.377 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
  • Surface Treatment: PASSIVATE AND OXIDE FILM OVERALL
  • Outside Diameter: 0.680 INCHES NOMINAL IN
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Material Thickness: 0.094 INCHES NOMINAL IN
  • 4 verified cross-references
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-518-5285, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, 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
NSN5310-01-518-5285
Primary Part NumberNASM35338-141
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusACTIVE
MaterialSTEEL CORROSION RESISTING OVERALL
Hole Diameter0.377 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
Surface TreatmentPASSIVATE AND OXIDE FILM OVERALL
Outside Diameter0.680 INCHES NOMINAL IN
Style DesignatorSPLIT HELICAL-RIGHT HAND
Material Thickness0.094 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5330-00-291-9146 INTERCHANGEABLE
Seal,plain Encased
5310-00-722-5998236-1070P3 INTERCHANGEABLE
Washer,flat
Raytheon Company Div Corp
5930-01-160-26944058-3 INTERCHANGEABLE
Switch,pressure
Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S
5995-01-360-1595 INTERCHANGEABLE
Cable Assembly,special Purpose,e
9905-01-571-883750-329 INTERCHANGEABLE
Plate,instruction
Goodyear Tire and Rubber Co the
1610-01-611-193950329 INTERCHANGEABLE
Propeller,aircraft
Aerovironment, Inc. Dba Aerovironment Inc
5325-01-617-922050329 INTERCHANGEABLE
Ring,retaining
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
NASM35338-141 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
50329 Eka Limited (GBR)
NASM35338-141 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
6394399 FIND 015 Naval Sea Systems Command (USA)
Related Parts
5330-00-291-9146INTERCHANGEABLE
SEAL,PLAIN ENCASED
5310-00-722-5998INTERCHANGEABLE
WASHER,FLAT
236-1070P3
5930-01-160-2694INTERCHANGEABLE
SWITCH,PRESSURE
4058-3
5995-01-360-1595INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
9905-01-571-8837INTERCHANGEABLE
PLATE,INSTRUCTION
50-329
1610-01-611-1939INTERCHANGEABLE
PROPELLER,AIRCRAFT
50329
5325-01-617-9220INTERCHANGEABLE
RING,RETAINING
50329

Frequently Asked Questions

What is NSN 5310-01-518-5285?

NSN 5310-01-518-5285 is a Washer,lock, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-518-5285?

NSN 5310-01-518-5285 has 4 cross-referenced part numbers: NASM35338-141 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 50329 (Eka Limited), NASM35338-141 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 6394399 FIND 015 (Naval Sea Systems Command).

What NSN replaces 5310-01-518-5285?

There are 7 known substitutes for 5310-01-518-5285: 5330-00-291-9146, 5310-00-722-5998, 5930-01-160-2694 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NASM35338-141?

Key specifications for NASM35338-141: Material: STEEL CORROSION RESISTING OVERALL; Special Features: THE MATERIAL SERIES IS 300 SERIES (CORROSION RESISTANT STEEL); Hole Diameter: 0.377 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN; Surface Treatment: PASSIVATE AND OXIDE FILM OVERALL. 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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