PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20-669Washer,flat

Rix Industries · NSN 5310-01-612-7475 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-612-7475 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-612-7475. Primary manufacturer part number: 20-669.
Features
  • Washer,flat — FSC 5310
  • 2 verified cross-references
  • Primary manufacturer: Rix Industries
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-612-7475, 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. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-612-7475
Primary Part Number20-669
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRix Industries
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5133-00-189-9288 INTERCHANGEABLE
Drill,twist
2910-01-084-280320669 INTERCHANGEABLE
Nozzle,fuel Injection
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5940-01-183-0622206-69 INTERCHANGEABLE
Terminal Box
Valad Electric Heating Corp.
5975-01-368-3058206-69 INTERCHANGEABLE
Conduit Assembly,metal,flexible
Dcx-Chol Enterprises, Inc.
6240-01-419-5490 INTERCHANGEABLE
Lamp,fluorescent
Cross-Reference Index
Part NumberManufacturer
20-669 PRIMARY Rix Industries (USA)
C2994 ITEM 5 Rix Industries (USA)
Related Parts
5133-00-189-9288INTERCHANGEABLE
DRILL,TWIST
2910-01-084-2803INTERCHANGEABLE
NOZZLE,FUEL INJECTION
20669
5940-01-183-0622INTERCHANGEABLE
TERMINAL BOX
206-69
5975-01-368-3058INTERCHANGEABLE
CONDUIT ASSEMBLY,METAL,FLEXIBLE
206-69
6240-01-419-5490INTERCHANGEABLE
LAMP,FLUORESCENT

Frequently Asked Questions

What is NSN 5310-01-612-7475?

NSN 5310-01-612-7475 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 5310-01-612-7475?

NSN 5310-01-612-7475 has 2 cross-referenced part numbers: 20-669 (Rix Industries), C2994 ITEM 5 (Rix Industries).

What NSN replaces 5310-01-612-7475?

There are 5 known substitutes for 5310-01-612-7475: 5133-00-189-9288, 2910-01-084-2803, 5940-01-183-0622 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20-669?

Key specifications for 20-669: Part Name Assigned by Controlling Agency: WASHER,AN,1/4,STEEL,ZINC; End Item Identification: GAS PACKING BOX ASSY (4VX UPPER END). 2 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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