PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103323Washer,lock

Dressta North America Ltd · NSN 5310-00-009-5768 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-009-5768 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-009-5768. Primary manufacturer part number: 103323.
Features
  • Washer,lock — FSC 5310
  • Hole Diameter: 0.511 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Outside Diameter: 0.865 INCHES NOMINAL IN
  • Material Thickness: 0.131 INCHES NOMINAL IN
  • 5 verified cross-references
  • Primary manufacturer: Dressta North America Ltd
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-009-5768, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dressta North America Ltd. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-009-5768
Primary Part Number103323
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerDressta North America Ltd
StatusCANCELLED
Hole Diameter0.511 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorSPLIT HELICAL-RIGHT HAND
Outside Diameter0.865 INCHES NOMINAL IN
Material Thickness0.131 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-011-6121 INTERCHANGEABLE
Washer,lock
3020-00-035-7682 INTERCHANGEABLE
Pulley,end
7920-00-064-488100928 INTERCHANGEABLE
Brush,wire,tube
Schaefer Brush Mfg Co Inc
3110-00-151-8319 INTERCHANGEABLE
Bearing,ball,thrust
2940-00-221-5791FT1028 INTERCHANGEABLE
Filter Element,fluid
Honeywell International Inc Dba Honeywell Div Consumer Products Group
5340-00-240-2592 INTERCHANGEABLE
Hinge,tee
2835-00-319-4298103323 INTERCHANGEABLE
Hub,rotor Gear
Lockheed Martin Corporation Div Rms - Mitchel Field
5120-00-357-5182 INTERCHANGEABLE
Adapter,mechanical Puller
4730-00-387-94908030012 INTERCHANGEABLE
Coupling,hose
Messer Llc
5310-00-406-0924103323 INTERCHANGEABLE
Washer,lock
Napco International Llc Dba Napco International Inc
Cross-Reference Index
Part NumberManufacturer
103323 Komatsu America Corp. (USA)
92-8 Cnh Industrial America Llc Dba Cnh America (USA)
103323 PRIMARY Dressta North America Ltd (USA)
103323 Liberty Ventures Inti, Llc (USA)
103323 Komatsu American Intl Co (USA)
Related Parts
5310-00-011-6121INTERCHANGEABLE
WASHER,LOCK
3020-00-035-7682INTERCHANGEABLE
PULLEY,END
7920-00-064-4881INTERCHANGEABLE
BRUSH,WIRE,TUBE
00928
3110-00-151-8319INTERCHANGEABLE
BEARING,BALL,THRUST
2940-00-221-5791INTERCHANGEABLE
FILTER ELEMENT,FLUID
FT1028
5340-00-240-2592INTERCHANGEABLE
HINGE,TEE
2835-00-319-4298INTERCHANGEABLE
HUB,ROTOR GEAR
103323
5120-00-357-5182INTERCHANGEABLE
ADAPTER,MECHANICAL PULLER
4730-00-387-9490INTERCHANGEABLE
COUPLING,HOSE
8030012
5310-00-406-0924INTERCHANGEABLE
WASHER,LOCK
103323
5310-00-574-8933INTERCHANGEABLE
WASHER,FLAT
103323
5310-00-584-5272INTERCHANGEABLE
WASHER,LOCK
MS35338-48

Frequently Asked Questions

What is NSN 5310-00-009-5768?

NSN 5310-00-009-5768 is a Washer,lock, manufactured by Dressta North America Ltd, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-009-5768?

NSN 5310-00-009-5768 has 5 cross-referenced part numbers: 103323 (Komatsu America Corp.), 92-8 (Cnh Industrial America Llc Dba Cnh America), 103323 (Dressta North America Ltd), 103323 (Liberty Ventures Inti, Llc), 103323 (Komatsu American Intl Co).

What NSN replaces 5310-00-009-5768?

There are 12 known substitutes for 5310-00-009-5768: 5310-00-011-6121, 3020-00-035-7682, 7920-00-064-4881 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 103323?

Key specifications for 103323: Hole Diameter: 0.511 INCHES NOMINAL IN; Material: STEEL OVERALL; Style Designator: SPLIT HELICAL-RIGHT HAND; Outside Diameter: 0.865 INCHES NOMINAL IN. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-009-5768 still in active supply?

NSN 5310-00-009-5768 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.
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