PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20-30115Washer,flat

Rix Industries · NSN 5310-01-509-6341 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-509-6341 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-509-6341. Primary manufacturer part number: 20-30115.
Features
  • Washer,flat — FSC 5310
  • Cross-Sectional Shape Style: RECTANGULAR
  • Surface Treatment: ZINC OVERALL
  • Hole Diameter: 8.4 MILLIMETERS NOMINAL MM
  • Peripheral Shape Style: ROUND
  • Overall Diameter: 16.0 MILLIMETERS NOMINAL MM
  • Center Hole Shape Style: ROUND
  • Material: STEEL OVERALL
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 5310-01-509-6341, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rix Industries. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-509-6341
Primary Part Number20-30115
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRix Industries
StatusACTIVE
Cross-Sectional Shape StyleRECTANGULAR
Surface TreatmentZINC OVERALL
Hole Diameter8.4 MILLIMETERS NOMINAL MM
Peripheral Shape StyleROUND
Overall Diameter16.0 MILLIMETERS NOMINAL MM
Center Hole Shape StyleROUND
MaterialSTEEL OVERALL
Thickness1.6 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
9540-00-251-1927 INTERCHANGEABLE
Beam,structural
5960-00-729-8150 INTERCHANGEABLE
Shield,electron Tube
Cross-Reference Index
Part NumberManufacturer
L140125-08 Bae Systems Advanced Technologies Inc Dba Bae Systems at (USA)
91166A270 Mcmaster-Carr Supply Co (USA)
L140125-08 Anixter Inc. Dba Anixter (USA)
8968 Eagle Components, Inc (USA)
20-30115 PRIMARY Rix Industries (USA)
91166A270 Mcmaster-Carr Supply Co (USA)
77-35290 ITEM 6 PRIMARY Rix Industries (USA)
Related Parts
9540-00-251-1927INTERCHANGEABLE
BEAM,STRUCTURAL
5960-00-729-8150INTERCHANGEABLE
SHIELD,ELECTRON TUBE

Frequently Asked Questions

What is NSN 5310-01-509-6341?

NSN 5310-01-509-6341 is a Washer,flat, manufactured by Rix Industries, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-509-6341?

NSN 5310-01-509-6341 has 7 cross-referenced part numbers: L140125-08 (Bae Systems Advanced Technologies Inc Dba Bae Systems at), 91166A270 (Mcmaster-Carr Supply Co), L140125-08 (Anixter Inc. Dba Anixter), 8968 (Eagle Components, Inc), 20-30115 (Rix Industries) and 2 more.

What NSN replaces 5310-01-509-6341?

There are 2 known substitutes for 5310-01-509-6341: 9540-00-251-1927, 5960-00-729-8150. Verify interchangeability with system specifications before substitution.

What are the specifications of 20-30115?

Key specifications for 20-30115: Cross-Sectional Shape Style: RECTANGULAR; End Item Identification: AIR INTAKE; MRAP - COUGAR; MRAP BUFFALO MK2A2; Surface Treatment: ZINC OVERALL; Hole Diameter: 8.4 MILLIMETERS NOMINAL MM. 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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