PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7662064-34Washer,lock

Naval Sea Systems Command · NSN 5310-01-555-0024 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-555-0024 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-555-0024. Primary manufacturer part number: 7662064-34.
Features
  • Washer,lock — FSC 5310
  • Hardness Rating: 43.0 ROCKWELL C NOMINAL
  • Surface Treatment Document and Classification: QQ-P-35 FED SPEC ALL TREATMENT RESPONSES OVERALL
  • Material: STEEL CORROSION RESISTING OVERALL
  • Material Document and Classification: FED STD NO 66 FED STD ALL MATERIAL RESPONSES OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Color: SILVER OVERALL
  • 2 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 5310-01-555-0024, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-555-0024
Primary Part Number7662064-34
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Hardness Rating43.0 ROCKWELL C NOMINAL
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC ALL TREATMENT RESPONSES OVERALL
MaterialSTEEL CORROSION RESISTING OVERALL
Material Document and ClassificationFED STD NO 66 FED STD ALL MATERIAL RESPONSES OVERALL
Surface TreatmentPASSIVATE OVERALL
ColorSILVER OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5310-00-933-8778004-003005-024 INTERCHANGEABLE
Washer,lock
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5310-01-180-7157 INTERCHANGEABLE
Washer,lock
5310-01-422-4476 INTERCHANGEABLE
Washer,lock
Cross-Reference Index
Part NumberManufacturer
MS35338-143 Naval Sea Systems Command (USA)
7662064-34 PRIMARY Naval Sea Systems Command (USA)
Related Parts
5310-00-933-8778INTERCHANGEABLE
WASHER,LOCK
004-003005-024
5310-01-180-7157INTERCHANGEABLE
WASHER,LOCK
5310-01-422-4476INTERCHANGEABLE
WASHER,LOCK

Frequently Asked Questions

What is NSN 5310-01-555-0024?

NSN 5310-01-555-0024 is a Washer,lock, manufactured by Naval Sea Systems Command, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-555-0024?

NSN 5310-01-555-0024 has 2 cross-referenced part numbers: MS35338-143 (Naval Sea Systems Command), 7662064-34 (Naval Sea Systems Command).

What NSN replaces 5310-01-555-0024?

There are 3 known substitutes for 5310-01-555-0024: 5310-00-933-8778, 5310-01-180-7157, 5310-01-422-4476. Verify interchangeability with system specifications before substitution.

What are the specifications of 7662064-34?

Key specifications for 7662064-34: Hardness Rating: 43.0 ROCKWELL C NOMINAL; Surface Treatment Document and Classification: QQ-P-35 FED SPEC ALL TREATMENT RESPONSES OVERALL; Material: STEEL CORROSION RESISTING OVERALL; End Item Identification: MMMCDS SSN688-718. 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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