PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS35338-46Washer,lock

Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M · NSN 5310-00-722-5658 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-722-5658 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-722-5658. Primary manufacturer part number: MS35338-46.
Features
  • Washer,lock — FSC 5310
  • Hole Diameter: 0.375 INCHES NOMINAL IN
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Surface Treatment: CADMIUM OVERALL
  • Outside Diameter: 0.688 INCHES NOMINAL IN
  • Material Thickness: 0.094 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-722-5658, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 5 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-722-5658
Primary Part NumberMS35338-46
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerMilitary Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Hole Diameter0.375 INCHES NOMINAL IN
Style DesignatorSPLIT HELICAL-RIGHT HAND
Surface TreatmentCADMIUM OVERALL
Outside Diameter0.688 INCHES NOMINAL IN
Material Thickness0.094 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5310-00-004-5033MS35338-46 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-00-637-9541019-00004-42 INTERCHANGEABLE
Washer,lock
Kovatch Corp.
5310-01-130-90656-1-5866-17 INTERCHANGEABLE
Washer,lock
W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center
5310-01-315-3803HS8-3/8 INTERCHANGEABLE
Washer,lock
Flowserve Corp Dba Automax Actuators Div Flowserve Us Company
5310-01-334-4710 INTERCHANGEABLE
Washer,lock
Cross-Reference Index
Part NumberManufacturer
MS35338-46 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5310-00-004-5033INTERCHANGEABLE
WASHER,LOCK
MS35338-46
5310-00-637-9541INTERCHANGEABLE
WASHER,LOCK
019-00004-42
5310-01-130-9065INTERCHANGEABLE
WASHER,LOCK
6-1-5866-17
5310-01-315-3803INTERCHANGEABLE
WASHER,LOCK
HS8-3/8
5310-01-334-4710INTERCHANGEABLE
WASHER,LOCK

Frequently Asked Questions

What is NSN 5310-00-722-5658?

NSN 5310-00-722-5658 is a Washer,lock, manufactured by Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-722-5658?

NSN 5310-00-722-5658 has 1 cross-referenced part number: MS35338-46 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5310-00-722-5658?

There are 5 known substitutes for 5310-00-722-5658: 5310-00-004-5033, 5310-00-637-9541, 5310-01-130-9065 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS35338-46?

Key specifications for MS35338-46: Hole Diameter: 0.375 INCHES NOMINAL IN; Style Designator: SPLIT HELICAL-RIGHT HAND; Surface Treatment: CADMIUM OVERALL; Outside Diameter: 0.688 INCHES NOMINAL IN. 5 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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