PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

105-073Washer,lock

Ditch Witch of Charlotte, Inc Dba Ditch Witch of the Carolinas · NSN 5310-01-551-7757 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-551-7757 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-551-7757. Primary manufacturer part number: 105-073.
Features
  • Washer,lock — FSC 5310
  • 1 verified cross-reference
  • Primary manufacturer: Ditch Witch of Charlotte, Inc Dba Ditch Witch of the Carolinas
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-551-7757, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ditch Witch of Charlotte, Inc Dba Ditch Witch of the Carolinas. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-551-7757
Primary Part Number105-073
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerDitch Witch of Charlotte, Inc Dba Ditch Witch of the Carolinas
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-101-179967720 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5940-00-258-193310-507-3 INTERCHANGEABLE
Terminal,feedthru
Concord Electronics, Inc.
5815-00-412-8279105073 INTERCHANGEABLE
Jack
Lucent Technologies Inc Corporate Headquarters
4730-01-503-833210-5073 INTERCHANGEABLE
Adapter,straight,hose to Gas Fit
Smith Welding Supply
Cross-Reference Index
Part NumberManufacturer
105-073 Ditch Witch of Charlotte, Inc Dba Ditch Witch of the Carolinas (USA)
Related Parts
3110-00-101-1799INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
67720
5940-00-258-1933INTERCHANGEABLE
TERMINAL,FEEDTHRU
10-507-3
5815-00-412-8279INTERCHANGEABLE
JACK
105073
4730-01-503-8332INTERCHANGEABLE
ADAPTER,STRAIGHT,HOSE TO GAS FIT
10-5073

Frequently Asked Questions

What is NSN 5310-01-551-7757?

NSN 5310-01-551-7757 is a Washer,lock, manufactured by Ditch Witch of Charlotte, Inc Dba Ditch Witch of the Carolinas, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-551-7757?

NSN 5310-01-551-7757 has 1 cross-referenced part number: 105-073 (Ditch Witch of Charlotte, Inc Dba Ditch Witch of the Carolinas).

What NSN replaces 5310-01-551-7757?

There are 4 known substitutes for 5310-01-551-7757: 3110-00-101-1799, 5940-00-258-1933, 5815-00-412-8279 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 105-073?

Key specifications for 105-073: End Item Identification: 3805-01-537-7952;DITCHING MACHINE RT40; Part Name Assigned by Controlling Agency: WASHER,LOCK 0.4375. 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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