PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

501-025Washer,shouldered and Recessed

The Charles Machine Works Inc Dba Ditch Witch · NSN 5310-01-283-4241 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-283-4241 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-283-4241. Primary manufacturer part number: 501-025.
Features
  • Washer,shouldered and Recessed — FSC 5310
  • Hole Diameter: 1.380 INCHES MINIMUM AND 1.390 INCHES MAXIMUM IN
  • Material: STEEL COMP 1010 OVERALL
  • Outside Diameter: 2.734 INCHES MINIMUM AND 2.766 INCHES MAXIMUM IN
  • Shoulder Height: 0.041 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
  • Hardness Rating: 88.0 ROCKWELL SUPERFICIAL 15-T NOMINAL
  • Shoulder Diameter: 2.156 INCHES NOMINAL IN
  • Material Thickness: 0.041 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1010 Overall construction
General Description

The Washer,shouldered and Recessed, cataloged under National Stock Number 5310-01-283-4241, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The Charles Machine Works Inc Dba Ditch Witch. Government technical data includes 7 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-283-4241
Primary Part Number501-025
Item NameWasher,shouldered and Recessed
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerThe Charles Machine Works Inc Dba Ditch Witch
StatusACTIVE
Hole Diameter1.380 INCHES MINIMUM AND 1.390 INCHES MAXIMUM IN
MaterialSTEEL COMP 1010 OVERALL
Outside Diameter2.734 INCHES MINIMUM AND 2.766 INCHES MAXIMUM IN
Shoulder Height0.041 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
Hardness Rating88.0 ROCKWELL SUPERFICIAL 15-T NOMINAL
Shoulder Diameter2.156 INCHES NOMINAL IN
Material Thickness0.041 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5930-00-078-0707501025 INTERCHANGEABLE
Switch Assembly
Electro-Mech Components, Inc. Dba Electro-Mech Components Inc
1620-00-718-67715124 INTERCHANGEABLE
Ring,rebound
Goodrich Aerospace Canada Ltd
Cross-Reference Index
Part NumberManufacturer
501-025 The Charles Machine Works Inc Dba Ditch Witch (USA)
Related Parts
5930-00-078-0707INTERCHANGEABLE
SWITCH ASSEMBLY
501025
1620-00-718-6771INTERCHANGEABLE
RING,REBOUND
5124

Frequently Asked Questions

What is NSN 5310-01-283-4241?

NSN 5310-01-283-4241 is a Washer,shouldered and Recessed, manufactured by The Charles Machine Works Inc Dba Ditch Witch, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-283-4241?

NSN 5310-01-283-4241 has 1 cross-referenced part number: 501-025 (The Charles Machine Works Inc Dba Ditch Witch).

What NSN replaces 5310-01-283-4241?

There are 2 known substitutes for 5310-01-283-4241: 5930-00-078-0707, 1620-00-718-6771. Verify interchangeability with system specifications before substitution.

What are the specifications of 501-025?

Key specifications for 501-025: Hole Diameter: 1.380 INCHES MINIMUM AND 1.390 INCHES MAXIMUM IN; Material: STEEL COMP 1010 OVERALL; Outside Diameter: 2.734 INCHES MINIMUM AND 2.766 INCHES MAXIMUM IN; Shoulder Height: 0.041 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com