PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS35335-43Washer,lock

Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M · NSN 5310-00-576-7169 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-576-7169 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-576-7169. Primary manufacturer part number: MS35335-43.
Features
  • Washer,lock — FSC 5310
  • Surface Treatment: PHOSPHATE OVERALL
  • Material Thickness: 0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
  • Hole Diameter: 0.115 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
  • Outside Diameter: 0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
  • Style Designator: FLAT EXTERNAL TEETH
  • 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 5310-00-576-7169, 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-576-7169
Primary Part NumberMS35335-43
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
Surface TreatmentPHOSPHATE OVERALL
Material Thickness0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
Hole Diameter0.115 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
Outside Diameter0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
Style DesignatorFLAT EXTERNAL TEETH
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-616-3554 INTERCHANGEABLE
Washer,lock
Cross-Reference Index
Part NumberManufacturer
MS35335-43 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5310-00-616-3554INTERCHANGEABLE
WASHER,LOCK

Frequently Asked Questions

What is NSN 5310-00-576-7169?

NSN 5310-00-576-7169 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 5310-00-576-7169?

NSN 5310-00-576-7169 has 1 cross-referenced part number: MS35335-43 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5310-00-576-7169?

There is 1 known substitute for 5310-00-576-7169: 5310-00-616-3554. Verify interchangeability with system specifications before substitution.

What are the specifications of MS35335-43?

Key specifications for MS35335-43: Surface Treatment: PHOSPHATE OVERALL; Material Thickness: 0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN; Hole Diameter: 0.115 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN; Outside Diameter: 0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM 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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