PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

159-300072-00Washer,lock

Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co · NSN 5310-00-074-4658 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-074-4658 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-074-4658. Primary manufacturer part number: 159-300072-00.
Features
  • Washer,lock — FSC 5310
  • Surface Treatment: CADMIUM OVERALL
  • Outside Diameter: 1.256 INCHES MINIMUM AND 1.271 INCHES MAXIMUM IN
  • Material Thickness: 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
  • Hole Diameter: 1.194 INCHES MINIMUM AND 1.209 INCHES MAXIMUM IN
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Material: COPPER ALLOY OVERALL
  • 2 verified cross-references
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-074-4658, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-074-4658
Primary Part Number159-300072-00
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerGuardian Electric Manufacturing Co Div Guardian Electric Mfg Co
StatusACTIVE
Surface TreatmentCADMIUM OVERALL
Outside Diameter1.256 INCHES MINIMUM AND 1.271 INCHES MAXIMUM IN
Material Thickness0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
Hole Diameter1.194 INCHES MINIMUM AND 1.209 INCHES MAXIMUM IN
Style DesignatorSPLIT HELICAL-RIGHT HAND
MaterialCOPPER ALLOY OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6140-01-422-0006 INTERCHANGEABLE
Battery,storage
Cross-Reference Index
Part NumberManufacturer
159-300072-00 PRIMARY Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co (USA)
RG72 Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co (USA)
Related Parts
6140-01-422-0006INTERCHANGEABLE
BATTERY,STORAGE

Frequently Asked Questions

What is NSN 5310-00-074-4658?

NSN 5310-00-074-4658 is a Washer,lock, manufactured by Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-074-4658?

NSN 5310-00-074-4658 has 2 cross-referenced part numbers: 159-300072-00 (Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co), RG72 (Guardian Electric Manufacturing Co Div Guardian Electric Mfg Co).

What NSN replaces 5310-00-074-4658?

There is 1 known substitute for 5310-00-074-4658: 6140-01-422-0006. Verify interchangeability with system specifications before substitution.

What are the specifications of 159-300072-00?

Key specifications for 159-300072-00: Surface Treatment: CADMIUM OVERALL; Outside Diameter: 1.256 INCHES MINIMUM AND 1.271 INCHES MAXIMUM IN; Material Thickness: 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN; Hole Diameter: 1.194 INCHES MINIMUM AND 1.209 INCHES MAXIMUM IN. 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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