PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS35338-84Washer,lock

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5310-01-515-3880 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-515-3880 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-515-3880. Primary manufacturer part number: MS35338-84.
Features
  • Washer,lock — FSC 5310
  • 4 verified cross-references
  • Primary manufacturer: National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-515-3880, 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. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWasher,lock
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersNaval Sea Systems Command (CAGE 53711); Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M (CAGE 96906); National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (CAGE 80205)
Technical Specifications
ParameterValue
NSN5310-01-515-3880
Primary Part NumberMS35338-84
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
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-011-6125MS35338-71 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-00-407-956612759-00080 INTERCHANGEABLE
Washer,lock
Fastenal Company Dba Fastenal Co
5310-00-549-6790MS35338-167 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-00-582-5965196 INTERCHANGEABLE
Washer,lock
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5310-00-584-7890MS35338-57 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.
5945-00-894-7042A566-181 INTERCHANGEABLE
Relay,electromagnetic
L3 Technologies, Inc. Div L3 Keo
5310-00-933-8119MS35338-137 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-00-984-704201-0296 ITEM NO 68 INTERCHANGEABLE
Washer,lock
Ward Leonard Ct Llc
5310-01-565-5501MS35338-48 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
5793276 FIND 47 Naval Sea Systems Command (USA)
MS35338-84 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS35338-84 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
NASM35338 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
Related Parts
5310-00-011-6125INTERCHANGEABLE
WASHER,LOCK
MS35338-71
5310-00-407-9566INTERCHANGEABLE
WASHER,LOCK
12759-00080
5310-00-549-6790INTERCHANGEABLE
WASHER,LOCK
MS35338-167
5310-00-582-5965INTERCHANGEABLE
WASHER,LOCK
196
5310-00-584-7890INTERCHANGEABLE
WASHER,LOCK
MS35338-57
5310-00-637-9541INTERCHANGEABLE
WASHER,LOCK
019-00004-42
5945-00-894-7042INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
A566-181
5310-00-933-8119INTERCHANGEABLE
WASHER,LOCK
MS35338-137
5310-00-984-7042INTERCHANGEABLE
WASHER,LOCK
01-0296 ITEM NO 68
5310-01-565-5501INTERCHANGEABLE
WASHER,LOCK
MS35338-48
5310-01-570-1857INTERCHANGEABLE
WASHER,LOCK
NASM35338-148B
5310-01-660-7393INTERCHANGEABLE
WASHER,LOCK
MS35338-42P

Frequently Asked Questions

What is NSN 5310-01-515-3880?

NSN 5310-01-515-3880 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 5310-01-515-3880?

NSN 5310-01-515-3880 has 4 cross-referenced part numbers: 5793276 FIND 47 (Naval Sea Systems Command), MS35338-84 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS35338-84 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), NASM35338 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).

What NSN replaces 5310-01-515-3880?

There are 12 known substitutes for 5310-01-515-3880: 5310-00-011-6125, 5310-00-407-9566, 5310-00-549-6790 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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