PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

W110Washer,key

The Timken Corporation · NSN 5310-00-275-0016 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-275-0016 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-275-0016. Primary manufacturer part number: W110.
Features
  • Washer,key — FSC 5310
  • Material Thickness: 0.072 INCHES NOMINAL IN
  • Internal Prebent Key Width: 0.290 INCHES NOMINAL IN
  • External Prebent Key Width: 0.219 INCHES NOMINAL IN
  • Hole Diameter: 2.017 INCHES NOMINAL IN
  • External Key Quantity: 17
  • Outside Diameter: 2.437 INCHES NOMINAL IN
  • Style Designator: KEY
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,key, cataloged under National Stock Number 5310-00-275-0016, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The Timken Corporation. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-275-0016
Primary Part NumberW110
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerThe Timken Corporation
StatusACTIVE
Material Thickness0.072 INCHES NOMINAL IN
Internal Prebent Key Width0.290 INCHES NOMINAL IN
External Prebent Key Width0.219 INCHES NOMINAL IN
Hole Diameter2.017 INCHES NOMINAL IN
External Key Quantity17
Outside Diameter2.437 INCHES NOMINAL IN
Style DesignatorKEY
Overall Distance Including Keys2.922 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Internal Prebent Key Length0.156 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5310-00-010-3331 INTERCHANGEABLE
Washer,lock
5310-00-186-0969 INTERCHANGEABLE
Washer,key
5315-00-247-5482 INTERCHANGEABLE
Pin,straight,headless
2930-00-392-50008152B INTERCHANGEABLE
Pump,cooling System,engine
Elgin Industries Inc. Dba
5961-00-405-1213 INTERCHANGEABLE
Rectifier,semiconductor Device,u
Cross-Reference Index
Part NumberManufacturer
W110 Blaw Knox Corp Executive Offices (USA)
W110 PRIMARY The Timken Corporation (USA)
TW110 PRIMARY The Timken Corporation (USA)
Related Parts
5310-00-010-3331INTERCHANGEABLE
WASHER,LOCK
5310-00-186-0969INTERCHANGEABLE
WASHER,KEY
5315-00-247-5482INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
2930-00-392-5000INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
8152B
5961-00-405-1213INTERCHANGEABLE
RECTIFIER,SEMICONDUCTOR DEVICE,U

Frequently Asked Questions

What is NSN 5310-00-275-0016?

NSN 5310-00-275-0016 is a Washer,key, manufactured by The Timken Corporation, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-275-0016?

NSN 5310-00-275-0016 has 3 cross-referenced part numbers: W110 (Blaw Knox Corp Executive Offices), W110 (The Timken Corporation), TW110 (The Timken Corporation).

What NSN replaces 5310-00-275-0016?

There are 5 known substitutes for 5310-00-275-0016: 5310-00-010-3331, 5310-00-186-0969, 5315-00-247-5482 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of W110?

Key specifications for W110: Material Thickness: 0.072 INCHES NOMINAL IN; Internal Prebent Key Width: 0.290 INCHES NOMINAL IN; External Prebent Key Width: 0.219 INCHES NOMINAL IN; Hole Diameter: 2.017 INCHES NOMINAL IN. 10 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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