PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1206-01Washer,lock

Itw Shakeproof Automotive Products · NSN 5310-00-489-9829 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-489-9829 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-489-9829. Primary manufacturer part number: 1206-01.
Features
  • Washer,lock — FSC 5310
  • Material Thickness: 0.018 INCHES NOMINAL IN
  • Outside Diameter: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
  • Material: STEEL OVERALL
  • Surface Treatment: ZINC OVERALL
  • Style Designator: FLAT INTERNAL TEETH
  • Hole Diameter: 0.141 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
  • 7 verified cross-references
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 5310-00-489-9829, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Itw Shakeproof Automotive Products. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-489-9829
Primary Part Number1206-01
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerItw Shakeproof Automotive Products
StatusACTIVE
Material Thickness0.018 INCHES NOMINAL IN
Outside Diameter0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Surface TreatmentZINC OVERALL
Style DesignatorFLAT INTERNAL TEETH
Hole Diameter0.141 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4710-00-158-3602120-0629 INTERCHANGEABLE
Tube,bent,metallic
Cummins Power Generation Inc.
5930-00-235-975429285-23 INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch
5360-00-253-7230401082 INTERCHANGEABLE
Spring,helical,compression
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
4320-00-300-76031C-4375,REV.B,PC.7 INTERCHANGEABLE
Impeller,pump,centrifugal
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5315-00-463-52246127 INTERCHANGEABLE
Key
Industrial Technologies and Services Llc
5330-00-512-7957 INTERCHANGEABLE
Gasket
6520-01-153-62181357182EZ INTERCHANGEABLE
Gingival Retraction
Henry Schein, Inc.
5940-01-157-43002-176-2 INTERCHANGEABLE
Terminal Board
Cinch Connectivity Solutions Inc.
5120-01-491-891321762 INTERCHANGEABLE
Socket,socket Wrench
Amron International Inc
4130-01-590-95622176-2 INTERCHANGEABLE
Accumulator,refrigerant
Lockheed Martin Corporation
Cross-Reference Index
Part NumberManufacturer
1206-01 Itw Shakeproof Automotive Products (USA)
PM21762 Mason Electric Co. Dba Mason Controls (USA)
21762 Mason Electric Co. Dba Mason Controls (USA)
21762 Unison Industries Llc (USA)
PM21762 Amphenol Corp Div Amphenol Aerospace Operations (USA)
PM21762 Unison Industries Llc (USA)
21762 Amphenol Corp Div Amphenol Aerospace Operations (USA)
Related Parts
4710-00-158-3602INTERCHANGEABLE
TUBE,BENT,METALLIC
120-0629
5930-00-235-9754INTERCHANGEABLE
SWITCH,ROTARY
29285-23
5360-00-253-7230INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
401082
4320-00-300-7603INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
1C-4375,REV.B,PC.7
5315-00-463-5224INTERCHANGEABLE
KEY
6127
5330-00-512-7957INTERCHANGEABLE
GASKET
6520-01-153-6218INTERCHANGEABLE
GINGIVAL RETRACTION
1357182EZ
5940-01-157-4300INTERCHANGEABLE
TERMINAL BOARD
2-176-2
5120-01-491-8913INTERCHANGEABLE
SOCKET,SOCKET WRENCH
21762
4130-01-590-9562INTERCHANGEABLE
ACCUMULATOR,REFRIGERANT
2176-2
1630-01-647-7666INTERCHANGEABLE
BRAKE,MULTIPLE DISK
2-1762

Frequently Asked Questions

What is NSN 5310-00-489-9829?

NSN 5310-00-489-9829 is a Washer,lock, manufactured by Itw Shakeproof Automotive Products, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-489-9829?

NSN 5310-00-489-9829 has 7 cross-referenced part numbers: 1206-01 (Itw Shakeproof Automotive Products), PM21762 (Mason Electric Co. Dba Mason Controls), 21762 (Mason Electric Co. Dba Mason Controls), 21762 (Unison Industries Llc), PM21762 (Amphenol Corp Div Amphenol Aerospace Operations) and 2 more.

What NSN replaces 5310-00-489-9829?

There are 11 known substitutes for 5310-00-489-9829: 4710-00-158-3602, 5930-00-235-9754, 5360-00-253-7230 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1206-01?

Key specifications for 1206-01: Material Thickness: 0.018 INCHES NOMINAL IN; Outside Diameter: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN; Material: STEEL OVERALL; Surface Treatment: ZINC OVERALL. 6 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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