PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43800Washer,flat

Dana Automotive Systems Group, Llc Dba Dana Sealing Products · NSN 5310-00-233-5877 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-233-5877 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-233-5877. Primary manufacturer part number: 43800.
Features
  • Washer,flat — FSC 5310
  • Center Hole Shape Style: ROUND
  • Minimum Tensile Strength: 400 POUNDS PER SQUARE INCH LBS
  • Material Document and Classification: C-F-206,TYPE 1,CL 16R3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: WOOL COMP 16R3 OVERALL
  • Overall Diameter: 4.844 INCHES NOMINAL IN
  • Thickness: 0.438 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Wool Comp 16r3 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-233-5877, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dana Automotive Systems Group, Llc Dba Dana Sealing Products. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-233-5877
Primary Part Number43800
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerDana Automotive Systems Group, Llc Dba Dana Sealing Products
StatusCANCELLED
Center Hole Shape StyleROUND
Minimum Tensile Strength400 POUNDS PER SQUARE INCH LBS
Material Document and ClassificationC-F-206,TYPE 1,CL 16R3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialWOOL COMP 16R3 OVERALL
Overall Diameter4.844 INCHES NOMINAL IN
Thickness0.438 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Hole Diameter3.562 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5305-00-014-51817338614 INTERCHANGEABLE
Screw,tapping
U S Army Tank Automotive Command Amsta-Im-Mm
5950-00-059-8744 INTERCHANGEABLE
Transformer,power
6640-00-127-4779438-00 INTERCHANGEABLE
Test Tube
Hach Company Dba Hach Co
3110-00-380-981443800 INTERCHANGEABLE
Bearing
Eaton Aerospace, Llc Dba Jackson South
6525-01-383-933843800 INTERCHANGEABLE
Cover,processing Machine,radiogr
Air Techniques, Inc.
Cross-Reference Index
Part NumberManufacturer
43800 PRIMARY Dana Automotive Systems Group, Llc Dba Dana Sealing Products (USA)
5X139 PRIMARY Meritor Heavy Vehicle Systems, Llc (USA)
P2945 Koehring Co Lorain Div (USA)
Related Parts
5305-00-014-5181INTERCHANGEABLE
SCREW,TAPPING
7338614
5950-00-059-8744INTERCHANGEABLE
TRANSFORMER,POWER
6640-00-127-4779INTERCHANGEABLE
TEST TUBE
438-00
3110-00-380-9814INTERCHANGEABLE
BEARING
43800
6525-01-383-9338INTERCHANGEABLE
COVER,PROCESSING MACHINE,RADIOGR
43800

Frequently Asked Questions

What is NSN 5310-00-233-5877?

NSN 5310-00-233-5877 is a Washer,flat, manufactured by Dana Automotive Systems Group, Llc Dba Dana Sealing Products, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-233-5877?

NSN 5310-00-233-5877 has 3 cross-referenced part numbers: 43800 (Dana Automotive Systems Group, Llc Dba Dana Sealing Products), 5X139 (Meritor Heavy Vehicle Systems, Llc), P2945 (Koehring Co Lorain Div).

What NSN replaces 5310-00-233-5877?

There are 5 known substitutes for 5310-00-233-5877: 5305-00-014-5181, 5950-00-059-8744, 6640-00-127-4779 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43800?

Key specifications for 43800: Center Hole Shape Style: ROUND; Minimum Tensile Strength: 400 POUNDS PER SQUARE INCH LBS; Material Document and Classification: C-F-206,TYPE 1,CL 16R3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: WOOL COMP 16R3 OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-233-5877 still in active supply?

NSN 5310-00-233-5877 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.
PartsTable Design LLC · partstable.com