PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

314500Washer,flat

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5310-00-171-5668 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-171-5668 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-171-5668. Primary manufacturer part number: 314500.
Features
  • Washer,flat — FSC 5310
  • Cross-Sectional Shape Style: RECTANGULAR
  • Center Hole Shape Style: ROUND
  • Material: PLASTIC OVERALL
  • Overall Diameter: 0.188 INCHES NOMINAL IN
  • Thickness: 0.030 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Hole Diameter: 0.109 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-171-5668, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5310-00-171-5668
Primary Part Number314500
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusCANCELLED
Cross-Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
MaterialPLASTIC OVERALL
Overall Diameter0.188 INCHES NOMINAL IN
Thickness0.030 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Hole Diameter0.109 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5920-01-127-3542 INTERCHANGEABLE
Fuse,cartridge
4710-01-190-258031-4500-501 INTERCHANGEABLE
Tube Assembly,metal
The Boeing Company Div Legacy Wichita
5920-01-570-6917314.500 INTERCHANGEABLE
Fuse,cartridge
Gopher Electronics Company
Cross-Reference Index
Part NumberManufacturer
314500 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
314500 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
5920-01-127-3542INTERCHANGEABLE
FUSE,CARTRIDGE
4710-01-190-2580INTERCHANGEABLE
TUBE ASSEMBLY,METAL
31-4500-501
5920-01-570-6917INTERCHANGEABLE
FUSE,CARTRIDGE
314.500

Frequently Asked Questions

What is NSN 5310-00-171-5668?

NSN 5310-00-171-5668 is a Washer,flat, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-171-5668?

NSN 5310-00-171-5668 has 2 cross-referenced part numbers: 314500 (Lockheed Martin Corporation Div Rms - Mitchel Field), 314500 (Zf Industrieantriebe Witten Gmbh).

What NSN replaces 5310-00-171-5668?

There are 3 known substitutes for 5310-00-171-5668: 5920-01-127-3542, 4710-01-190-2580, 5920-01-570-6917. Verify interchangeability with system specifications before substitution.

What are the specifications of 314500?

Key specifications for 314500: Cross-Sectional Shape Style: RECTANGULAR; Center Hole Shape Style: ROUND; Material: PLASTIC OVERALL; Overall Diameter: 0.188 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-171-5668 still in active supply?

NSN 5310-00-171-5668 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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