PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10426Washer,lock

Kleinschmidt Inc · NSN 5310-00-209-6051 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-209-6051 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-209-6051. Primary manufacturer part number: 10426.
Features
  • Washer,lock — FSC 5310
  • Material: STEEL OVERALL
  • Surface Treatment: PHOSPHATE OVERALL
  • Hole Diameter: 0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
  • Outside Diameter: 0.297 INCHES NOMINAL IN
  • Material Thickness: 0.029 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • 1 verified cross-reference
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 5310-00-209-6051, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Kleinschmidt Inc. Government technical data includes 6 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-209-6051
Primary Part Number10426
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerKleinschmidt Inc
StatusCANCELLED
MaterialSTEEL OVERALL
Surface TreatmentPHOSPHATE OVERALL
Hole Diameter0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
Outside Diameter0.297 INCHES NOMINAL IN
Material Thickness0.029 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN
Style DesignatorSPLIT HELICAL-RIGHT HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5306-00-122-061410426 INTERCHANGEABLE
Bolt,machine
Weil Pump Co Inc
4730-00-203-0030SAE J514-3 12-12 140239C INTERCHANGEABLE
Elbow,pipe
Sae International Dba Sae International
6625-00-214-3587 INTERCHANGEABLE
Chad Cover
5977-00-660-84361104028 INTERCHANGEABLE
Brush Set,electrical Contact
Honeywell International, Inc Div Aerospace-Tucson
5935-00-767-50109069083 INTERCHANGEABLE
Cover,electrical Connector
Us Army Aviation and Missile Command
5430-00-906-147810426-1 INTERCHANGEABLE
Seal Assembly,plain
Hexco International Dba Acd
5935-01-217-5883 INTERCHANGEABLE
Clamp,cable,electrical Connector
5360-01-292-7112 INTERCHANGEABLE
Spring,helical,compression
5985-01-394-713110426 INTERCHANGEABLE
Antenna
Radiall Incorporated Dba Radiall/larsen Antenna Technologies
2540-01-408-4138 INTERCHANGEABLE
Latch,door,vehicular
Cross-Reference Index
Part NumberManufacturer
10426 Kleinschmidt Inc (USA)
Related Parts
5306-00-122-0614INTERCHANGEABLE
BOLT,MACHINE
10426
4730-00-203-0030INTERCHANGEABLE
ELBOW,PIPE
SAE J514-3 12-12 140239C
6625-00-214-3587INTERCHANGEABLE
CHAD COVER
5977-00-660-8436INTERCHANGEABLE
BRUSH SET,ELECTRICAL CONTACT
1104028
5935-00-767-5010INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
9069083
5430-00-906-1478INTERCHANGEABLE
SEAL ASSEMBLY,PLAIN
10426-1
5935-01-217-5883INTERCHANGEABLE
CLAMP,CABLE,ELECTRICAL CONNECTOR
5360-01-292-7112INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5985-01-394-7131INTERCHANGEABLE
ANTENNA
10426
2540-01-408-4138INTERCHANGEABLE
LATCH,DOOR,VEHICULAR
4320-01-461-3021INTERCHANGEABLE
RING,WEARING
14800N18
6145-01-477-1784INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
D2384-3FSJ-24

Frequently Asked Questions

What is NSN 5310-00-209-6051?

NSN 5310-00-209-6051 is a Washer,lock, manufactured by Kleinschmidt Inc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-209-6051?

NSN 5310-00-209-6051 has 1 cross-referenced part number: 10426 (Kleinschmidt Inc).

What NSN replaces 5310-00-209-6051?

There are 12 known substitutes for 5310-00-209-6051: 5306-00-122-0614, 4730-00-203-0030, 6625-00-214-3587 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10426?

Key specifications for 10426: Material: STEEL OVERALL; Surface Treatment: PHOSPHATE OVERALL; Hole Diameter: 0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN; Outside Diameter: 0.297 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-209-6051 still in active supply?

NSN 5310-00-209-6051 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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