PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

186259Washer,flat

Woodward, Inc. Div Fuel Systems and Controls · NSN 5310-00-895-6741 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-895-6741 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-895-6741. Primary manufacturer part number: 186259.
Features
  • Washer,flat — FSC 5310
  • Material: STEEL OVERALL
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Peripheral Shape Style: ROUND
  • Center Hole Shape Style: ROUND
  • Thickness: 0.025 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Hole Diameter: 0.188 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 5310-00-895-6741, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Woodward, Inc. Div Fuel Systems and Controls. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-895-6741
Primary Part Number186259
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerWoodward, Inc. Div Fuel Systems and Controls
StatusCANCELLED
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Thickness0.025 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Hole Diameter0.188 INCHES NOMINAL IN
Overall Diameter0.435 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5310-00-167-0812 INTERCHANGEABLE
Washer,flat
3110-00-357-0604186259 INTERCHANGEABLE
Clamp,bearing
Telemechanics Inc
5365-01-570-12302W5907 INTERCHANGEABLE
Spacer,ring
Caterpillar Inc Div Caterpillar Defense
Cross-Reference Index
Part NumberManufacturer
RAR2456 Naval Group Site De Lorient (FRA)
2W5907 Zf Industrieantriebe Witten Gmbh (DEU)
186239 Zf Industrieantriebe Witten Gmbh (DEU)
186259 PRIMARY Woodward, Inc. Div Fuel Systems and Controls (USA)
186259 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
5310-00-167-0812INTERCHANGEABLE
WASHER,FLAT
3110-00-357-0604INTERCHANGEABLE
CLAMP,BEARING
186259
5365-01-570-1230INTERCHANGEABLE
SPACER,RING
2W5907

Frequently Asked Questions

What is NSN 5310-00-895-6741?

NSN 5310-00-895-6741 is a Washer,flat, manufactured by Woodward, Inc. Div Fuel Systems and Controls, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-895-6741?

NSN 5310-00-895-6741 has 5 cross-referenced part numbers: RAR2456 (Naval Group Site De Lorient), 2W5907 (Zf Industrieantriebe Witten Gmbh), 186239 (Zf Industrieantriebe Witten Gmbh), 186259 (Woodward, Inc. Div Fuel Systems and Controls), 186259 (Zf Industrieantriebe Witten Gmbh).

What NSN replaces 5310-00-895-6741?

There are 3 known substitutes for 5310-00-895-6741: 5310-00-167-0812, 3110-00-357-0604, 5365-01-570-1230. Verify interchangeability with system specifications before substitution.

What are the specifications of 186259?

Key specifications for 186259: Material: STEEL OVERALL; Surface Treatment: CADMIUM AND CHROMATE OVERALL; Peripheral Shape Style: ROUND; Center Hole Shape Style: ROUND. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-895-6741 still in active supply?

NSN 5310-00-895-6741 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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