PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

W4Washer,lock

Mayline Co Inc · NSN 5310-01-180-5093 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-180-5093 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-180-5093. Primary manufacturer part number: W4.
Features
  • Washer,lock — FSC 5310
  • 2 verified cross-references
  • Primary manufacturer: Mayline Co Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-180-5093, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mayline Co Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 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)
ManufacturersMayline Co Inc (CAGE 07579); Wendon Company, Inc. Div None (CAGE 04155)
Technical Specifications
ParameterValue
NSN5310-01-180-5093
Primary Part NumberW4
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerMayline Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5120-00-142-5143W4 INTERCHANGEABLE
Wrench,pipe
Reliance Time Controls Inc
3426-00-243-3164W4 INTERCHANGEABLE
Tank,hot Dip,directly Heated
Aeroil Products Co Inc
3433-00-628-76840323-0130 INTERCHANGEABLE
Tip,welding Torch
Victor Equipment Co
3120-00-661-6781H3120-661-6781 INTERCHANGEABLE
Bearing,sleeve
Naval Inventory Control Point Mechanicsburg
5340-01-242-6245W-4 INTERCHANGEABLE
Cap-Plug,protective,dust and Moi
Caplugs Llc Dba Mokon Div Caplugs
5120-01-631-3977W-4 INTERCHANGEABLE
Wedge,tool Handle
Ampco Partners, Ltd. Dba Ampco Safety Tools
Cross-Reference Index
Part NumberManufacturer
W4 PRIMARY Mayline Co Inc (USA)
W4 Wendon Company, Inc. Div None (USA)
Related Parts
5120-00-142-5143INTERCHANGEABLE
WRENCH,PIPE
W4
3426-00-243-3164INTERCHANGEABLE
TANK,HOT DIP,DIRECTLY HEATED
W4
3433-00-628-7684INTERCHANGEABLE
TIP,WELDING TORCH
0323-0130
3120-00-661-6781INTERCHANGEABLE
BEARING,SLEEVE
H3120-661-6781
5340-01-242-6245INTERCHANGEABLE
CAP-PLUG,PROTECTIVE,DUST AND MOI
W-4
5120-01-631-3977INTERCHANGEABLE
WEDGE,TOOL HANDLE
W-4

Frequently Asked Questions

What is NSN 5310-01-180-5093?

NSN 5310-01-180-5093 is a Washer,lock, manufactured by Mayline Co Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-180-5093?

NSN 5310-01-180-5093 has 2 cross-referenced part numbers: W4 (Mayline Co Inc), W4 (Wendon Company, Inc. Div None).

What NSN replaces 5310-01-180-5093?

There are 6 known substitutes for 5310-01-180-5093: 5120-00-142-5143, 3426-00-243-3164, 3433-00-628-7684 and 3 more. Verify interchangeability with system specifications before substitution.

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