PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WA1137Washer,lock

United Technologies Corp Electro Systems Inc · NSN 5310-00-261-6192 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-261-6192 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-261-6192. Primary manufacturer part number: WA1137.
Features
  • Washer,lock — FSC 5310
  • Material: STEEL OVERALL
  • Style Designator: FLAT EXTERNAL AND INTERNAL TEETH
  • Outside Diameter: 0.494 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN
  • Surface Treatment: CADMIUM OVERALL
  • Material Thickness: 0.025 INCHES NOMINAL IN
  • Hole Diameter: 0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
  • 11 verified cross-references
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-261-6192, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is United Technologies Corp Electro Systems Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-261-6192
Primary Part NumberWA1137
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUnited Technologies Corp Electro Systems Inc
StatusCANCELLED
MaterialSTEEL OVERALL
Style DesignatorFLAT EXTERNAL AND INTERNAL TEETH
Outside Diameter0.494 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OVERALL
Material Thickness0.025 INCHES NOMINAL IN
Hole Diameter0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-193-7461 INTERCHANGEABLE
Washer,lock
4320-00-218-37904397P INTERCHANGEABLE
Cover,hydraulic,pump-Motor
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5910-00-254-245410436 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Cd Snow Hill, Llc
5325-00-418-0709 INTERCHANGEABLE
Ring,retaining
5999-00-716-3687176132-000 INTERCHANGEABLE
Mounting Pad,electrical-Electron
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5999-00-838-14027207924P1 INTERCHANGEABLE
Clip,electrical
Lockheed Martin Corporation Div Rms
4920-01-131-514210436 INTERCHANGEABLE
Monitor,phase
Electrac Space Electronics Laboratory Inc Vibration Instruments Co Div
6230-01-198-9366895-525 INTERCHANGEABLE
Light,extension
Jensen Tools, Inc.
5970-01-367-2995 INTERCHANGEABLE
Insulator,bowl
6145-01-477-1785D2384-2FSJ-22 INTERCHANGEABLE
Cable,special Purpose,electrical
The Boeing Company
Cross-Reference Index
Part NumberManufacturer
5196199 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
9F5598 Caterpillar Inc Div Caterpillar Defense (USA)
WA1137 Ambac Industries Inc (USA)
13XX14291 Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc (USA)
4008-14-00 Itw Shakeproof Automotive Products (USA)
C4008-14-00 Itw Shakeproof Automotive Products (USA)
WA1137 Ambac International Corporation Div Ambac International (USA)
WA1137 PRIMARY United Technologies Corp Electro Systems Inc (USA)
10436 Kleinschmidt Inc (USA)
92864 Briggs & Stratton Uk Ltd (GBR)
W11263-2 Hobart Bros Co (USA)
Related Parts
5310-00-193-7461INTERCHANGEABLE
WASHER,LOCK
4320-00-218-3790INTERCHANGEABLE
COVER,HYDRAULIC,PUMP-MOTOR
4397P
5910-00-254-2454INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
10436
5325-00-418-0709INTERCHANGEABLE
RING,RETAINING
5999-00-716-3687INTERCHANGEABLE
MOUNTING PAD,ELECTRICAL-ELECTRON
176132-000
5999-00-838-1402INTERCHANGEABLE
CLIP,ELECTRICAL
7207924P1
4920-01-131-5142INTERCHANGEABLE
MONITOR,PHASE
10436
6230-01-198-9366INTERCHANGEABLE
LIGHT,EXTENSION
895-525
5970-01-367-2995INTERCHANGEABLE
INSULATOR,BOWL
6145-01-477-1785INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
D2384-2FSJ-22
6635-01-532-6316INTERCHANGEABLE
TENSIOMETER
6515-01-570-3328INTERCHANGEABLE
SUPPORT,CERVICAL

Frequently Asked Questions

What is NSN 5310-00-261-6192?

NSN 5310-00-261-6192 is a Washer,lock, manufactured by United Technologies Corp Electro Systems Inc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-261-6192?

NSN 5310-00-261-6192 has 11 cross-referenced part numbers: 5196199 (U S Army Tank Automotive Command Amsta-Im-Mm), 9F5598 (Caterpillar Inc Div Caterpillar Defense), WA1137 (Ambac Industries Inc), 13XX14291 (Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc), 4008-14-00 (Itw Shakeproof Automotive Products) and 6 more.

What NSN replaces 5310-00-261-6192?

There are 12 known substitutes for 5310-00-261-6192: 5310-00-193-7461, 4320-00-218-3790, 5910-00-254-2454 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of WA1137?

Key specifications for WA1137: Material: STEEL OVERALL; Style Designator: FLAT EXTERNAL AND INTERNAL TEETH; Outside Diameter: 0.494 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN; Surface Treatment: CADMIUM OVERALL. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-261-6192 still in active supply?

NSN 5310-00-261-6192 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.
PartsTable Design LLC · partstable.com