PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5018-7Washer,flat

L3harris Technologies, Inc. Div Space and Airborne Systems · NSN 5310-00-003-4906 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-003-4906 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-003-4906. Primary manufacturer part number: 5018-7.
Features
  • Washer,flat — FSC 5310
  • Peripheral Shape Style: ROUND
  • Center Hole Shape Style: ROUND
  • Thickness: 0.025 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material Document and Classification: MIL-M-20693 TYPE IV MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Overall Diameter: 0.297 INCHES MINIMUM AND 0.329 INCHES MAXIMUM IN
  • Hole Diameter: 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Polycaprolactam Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-003-4906, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3harris Technologies, Inc. Div Space and Airborne Systems. Government technical data includes 8 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-003-4906
Primary Part Number5018-7
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerL3harris Technologies, Inc. Div Space and Airborne Systems
StatusACTIVE
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Thickness0.025 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Material Document and ClassificationMIL-M-20693 TYPE IV MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Overall Diameter0.297 INCHES MINIMUM AND 0.329 INCHES MAXIMUM IN
Hole Diameter0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
MaterialPLASTIC POLYCAPROLACTAM OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
7450-00-045-916150-187 INTERCHANGEABLE
Recorder-Reproducer,sound
Ideal Precision Meter Co Dba Ideal Precision Meter Co
5950-00-146-4810 INTERCHANGEABLE
Transformer,power
5330-00-599-61882061 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
1650-00-633-281650187 INTERCHANGEABLE
Guide,spring,valve
Woodward Hrt Inc
5975-00-901-74552290053 INTERCHANGEABLE
Conduit Assembly,metal,flexible
Champion Aerospace Llc
7450-01-030-2449 INTERCHANGEABLE
Dictating System
7450-01-063-4268 INTERCHANGEABLE
Recorder Set,sound
5950-01-550-216050187 INTERCHANGEABLE
Transformer,power
Cold Point Corporation Dba Adirondack-Aire
7930-01-727-175450187 INTERCHANGEABLE
Wax,automobile
Turtle Wax Inc
Cross-Reference Index
Part NumberManufacturer
5018-7 PRIMARY L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
Related Parts
7450-00-045-9161INTERCHANGEABLE
RECORDER-REPRODUCER,SOUND
50-187
5950-00-146-4810INTERCHANGEABLE
TRANSFORMER,POWER
5330-00-599-6188INTERCHANGEABLE
SEAL,PLAIN ENCASED
2061
1650-00-633-2816INTERCHANGEABLE
GUIDE,SPRING,VALVE
50187
5975-00-901-7455INTERCHANGEABLE
CONDUIT ASSEMBLY,METAL,FLEXIBLE
2290053
7450-01-030-2449INTERCHANGEABLE
DICTATING SYSTEM
7450-01-063-4268INTERCHANGEABLE
RECORDER SET,SOUND
5950-01-550-2160INTERCHANGEABLE
TRANSFORMER,POWER
50187
7930-01-727-1754INTERCHANGEABLE
WAX,AUTOMOBILE
50187

Frequently Asked Questions

What is NSN 5310-00-003-4906?

NSN 5310-00-003-4906 is a Washer,flat, manufactured by L3harris Technologies, Inc. Div Space and Airborne Systems, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-003-4906?

NSN 5310-00-003-4906 has 1 cross-referenced part number: 5018-7 (L3harris Technologies, Inc. Div Space and Airborne Systems).

What NSN replaces 5310-00-003-4906?

There are 9 known substitutes for 5310-00-003-4906: 7450-00-045-9161, 5950-00-146-4810, 5330-00-599-6188 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5018-7?

Key specifications for 5018-7: Peripheral Shape Style: ROUND; Center Hole Shape Style: ROUND; Thickness: 0.025 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN; Cross-Sectional Shape Style: RECTANGULAR. 8 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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