PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6050Washer,lock

Kato Engineering Inc. · NSN 5310-00-209-5116 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-209-5116 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-209-5116. Primary manufacturer part number: 6050.
Features
  • Washer,lock — FSC 5310
  • 17 verified cross-references
  • Primary manufacturer: Kato Engineering Inc.
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-209-5116, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Kato Engineering Inc.. This item has 17 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameWasher,lock
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersKato Engineering Inc. (CAGE 32770); Naval Ordnance Standards (CAGE 94135); Itw Shakeproof Automotive Products (CAGE 78189); Zf Industrieantriebe Witten Gmbh (CAGE D9182); Microdot Inc Everlock Chicago Div (CAGE 78452)
Technical Specifications
ParameterValue
NSN5310-00-209-5116
Primary Part Number6050
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerKato Engineering Inc.
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5310-00-013-5629 INTERCHANGEABLE
Washer,lock
5310-00-058-3599 INTERCHANGEABLE
Washer,lock
5360-00-292-114069778 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace, Llc Dba Jackson South
5355-00-604-37401168879 INTERCHANGEABLE
Knob
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4730-00-736-925621640 INTERCHANGEABLE
Packing Nut
Schneider Electric Systems Usa Inc
4810-01-067-82761106541C91 INTERCHANGEABLE
Valve,solenoid
Eaton Corporation Dba Eaton Inoac
5330-01-255-0136638-05-508-0008 INTERCHANGEABLE
Seal,plain
Renold Inc Div Ajax
3040-01-294-3267 INTERCHANGEABLE
Worm Shaft
5330-01-328-432721640 INTERCHANGEABLE
Retainer,packing
Parker Hannifin Corporation Div Hydraulic Systems Division
5310-01-337-7036 INTERCHANGEABLE
Washer,lock
Cross-Reference Index
Part NumberManufacturer
6050 Kato Engineering Inc. (USA)
12Z3042-56 Naval Ordnance Standards (USA)
1124 Itw Shakeproof Automotive Products (USA)
MS35335-23 Zf Industrieantriebe Witten Gmbh (DEU)
2-1640 Microdot Inc Everlock Chicago Div (USA)
0740795 General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels (CHE)
FFW100 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AN936B816 Aeronautical Standards Group Dept of Navy and Air Force (USA)
TIP01361 Cecom Lr Center (USA)
MS35335-37 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
70178-37 Little Giant Crane and Shovel Inc (USA)
95252C1 Solar Turbines Incorporated Dba Solar Turbines Incorporated (USA)
53102095116 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
MS35335-51 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
95252C1 Rtx Corporation Div Pratt & Whitney (USA)
69778 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
5310002095116 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
Related Parts
5310-00-013-5629INTERCHANGEABLE
WASHER,LOCK
5310-00-058-3599INTERCHANGEABLE
WASHER,LOCK
5360-00-292-1140INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
69778
5355-00-604-3740INTERCHANGEABLE
KNOB
1168879
4730-00-736-9256INTERCHANGEABLE
PACKING NUT
21640
4810-01-067-8276INTERCHANGEABLE
VALVE,SOLENOID
1106541C91
5330-01-255-0136INTERCHANGEABLE
SEAL,PLAIN
638-05-508-0008
3040-01-294-3267INTERCHANGEABLE
WORM SHAFT
5330-01-328-4327INTERCHANGEABLE
RETAINER,PACKING
21640
5310-01-337-7036INTERCHANGEABLE
WASHER,LOCK
5930-01-674-5670INTERCHANGEABLE
SWITCH,CENTRIFUGAL
21-640

Frequently Asked Questions

What is NSN 5310-00-209-5116?

NSN 5310-00-209-5116 is a Washer,lock, manufactured by Kato Engineering Inc., classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-209-5116?

NSN 5310-00-209-5116 has 17 cross-referenced part numbers: 6050 (Kato Engineering Inc.), 12Z3042-56 (Naval Ordnance Standards), 1124 (Itw Shakeproof Automotive Products), MS35335-23 (Zf Industrieantriebe Witten Gmbh), 2-1640 (Microdot Inc Everlock Chicago Div) and 12 more.

What NSN replaces 5310-00-209-5116?

There are 11 known substitutes for 5310-00-209-5116: 5310-00-013-5629, 5310-00-058-3599, 5360-00-292-1140 and 8 more. Verify interchangeability with system specifications before substitution.

Is NSN 5310-00-209-5116 still in active supply?

NSN 5310-00-209-5116 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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