PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4185Washer,flat

Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations · NSN 5310-01-268-5576 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-268-5576 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-268-5576. Primary manufacturer part number: 4185.
Features
  • Washer,flat — FSC 5310
  • Cross-Sectional Shape Style: RECTANGULAR
  • Peripheral Shape Style: ROUND
  • Material: STEEL OVERALL
  • Hole Diameter: 0.766 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Thickness: 0.313 INCHES NOMINAL IN
  • Overall Diameter: 3.000 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-268-5576, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-268-5576
Primary Part Number4185
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerKoehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
StatusACTIVE
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
MaterialSTEEL OVERALL
Hole Diameter0.766 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Thickness0.313 INCHES NOMINAL IN
Overall Diameter3.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
6240-00-132-531717-1-5894-1 INTERCHANGEABLE
Lamp,incandescent
W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center
2590-00-294-1579159-0020 INTERCHANGEABLE
Cap,filler Opening
Cummins Power Generation Inc.
5360-00-314-71434185 INTERCHANGEABLE
Spring,helical,compression
Schneider Electric Systems Usa Inc
5920-00-503-07354185 INTERCHANGEABLE
Fuseholder,block
Cooper Bussmann, Llc Dba Cooper Industries
3040-00-768-3665 INTERCHANGEABLE
Shaft,cable Reel
6150-01-046-73964185 INTERCHANGEABLE
Cable Assembly,power,electrical
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
6150-01-220-5609 INTERCHANGEABLE
Lead Assembly,electrical
4910-01-392-11694185 INTERCHANGEABLE
Light,ignition Timing
Kal Equip Co Div Actron Mfg Co
6545-01-522-101660MP00BK INTERCHANGEABLE
Bag,medical Instrument and Suppl
Eagle Industries Unlimited, Llc
6530-01-530-13354185 INTERCHANGEABLE
Tray,sterilization,arthroscopic
Smith and Nephew Dyonics Inc
Cross-Reference Index
Part NumberManufacturer
4185 PRIMARY Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations (USA)
Related Parts
6240-00-132-5317INTERCHANGEABLE
LAMP,INCANDESCENT
17-1-5894-1
2590-00-294-1579INTERCHANGEABLE
CAP,FILLER OPENING
159-0020
5360-00-314-7143INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4185
5920-00-503-0735INTERCHANGEABLE
FUSEHOLDER,BLOCK
4185
3040-00-768-3665INTERCHANGEABLE
SHAFT,CABLE REEL
6150-01-046-7396INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
4185
6150-01-220-5609INTERCHANGEABLE
LEAD ASSEMBLY,ELECTRICAL
4910-01-392-1169INTERCHANGEABLE
LIGHT,IGNITION TIMING
4185
6545-01-522-1016INTERCHANGEABLE
BAG,MEDICAL INSTRUMENT AND SUPPL
60MP00BK
6530-01-530-1335INTERCHANGEABLE
TRAY,STERILIZATION,ARTHROSCOPIC
4185
1010-01-592-3208INTERCHANGEABLE
COVER,BREECH
4185

Frequently Asked Questions

What is NSN 5310-01-268-5576?

NSN 5310-01-268-5576 is a Washer,flat, manufactured by Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-268-5576?

NSN 5310-01-268-5576 has 1 cross-referenced part number: 4185 (Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations).

What NSN replaces 5310-01-268-5576?

There are 11 known substitutes for 5310-01-268-5576: 6240-00-132-5317, 2590-00-294-1579, 5360-00-314-7143 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4185?

Key specifications for 4185: Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: STEEL OVERALL; Hole Diameter: 0.766 INCHES NOMINAL IN. 7 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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