PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

901011Washer,lock

Allied Automotive Allied Aftermarket Div · NSN 5310-01-431-1397 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-431-1397 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-431-1397. Primary manufacturer part number: 901011.
Features
  • Washer,lock — FSC 5310
  • Hole Diameter: 0.573 INCHES MINIMUM IN
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Material Thickness: 0.141 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Outside Diameter: 0.979 INCHES MAXIMUM IN
  • 1 verified cross-reference
  • Primary manufacturer: Allied Automotive Allied Aftermarket Div
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 5310-01-431-1397, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Allied Automotive Allied Aftermarket Div. Government technical data includes 5 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: Active.

Technical Specifications
ParameterValue
NSN5310-01-431-1397
Primary Part Number901011
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerAllied Automotive Allied Aftermarket Div
StatusACTIVE
Hole Diameter0.573 INCHES MINIMUM IN
Style DesignatorSPLIT HELICAL-RIGHT HAND
Material Thickness0.141 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Outside Diameter0.979 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5975-00-717-316590101-1 INTERCHANGEABLE
Mounting Base,electrical Equipme
Hutchinson Aerospace & Industry, Inc. Dba Barry Wright Corp
5962-01-074-055390101-1 INTERCHANGEABLE
Microcircuit,linear
Hamilton Sundstrand Corporation Dba Collins Aerospace
5820-01-168-2458OK-65/FRT-72B INTERCHANGEABLE
Control-Modulator-S
Joint Electronics Type Designation System
5995-01-412-041790-1011 INTERCHANGEABLE
Cable Assembly,radio Frequency
Teledyne Defense Electronics, Llc Dba Teledyne Storm Microwave Div Teledyne Storm Microwave
3020-01-417-5903300533-2 INTERCHANGEABLE
Gear Set,worm and Worm Wheel,mat
Tri-Tec Manufacturing Llc
4810-01-419-0503901011PL ASSY 1 INTERCHANGEABLE
Actuator,electro-Mechanical,line
Tri-Tec Manufacturing Llc
5930-01-428-8790 INTERCHANGEABLE
Switch Assembly
3040-01-482-7452300598 INTERCHANGEABLE
Worm Shaft
Tri-Tec Manufacturing Llc
4810-01-482-7469300528-4 INTERCHANGEABLE
Body,valve
Tri-Tec Manufacturing Llc
4810-01-482-7476300528-3 INTERCHANGEABLE
Body,valve
Tri-Tec Manufacturing Llc
Cross-Reference Index
Part NumberManufacturer
901011 Allied Automotive Allied Aftermarket Div (USA)
Related Parts
5975-00-717-3165INTERCHANGEABLE
MOUNTING BASE,ELECTRICAL EQUIPME
90101-1
5962-01-074-0553INTERCHANGEABLE
MICROCIRCUIT,LINEAR
90101-1
5820-01-168-2458INTERCHANGEABLE
CONTROL-MODULATOR-S
OK-65/FRT-72B
5995-01-412-0417INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
90-1011
3020-01-417-5903INTERCHANGEABLE
GEAR SET,WORM AND WORM WHEEL,MAT
300533-2
4810-01-419-0503INTERCHANGEABLE
ACTUATOR,ELECTRO-MECHANICAL,LINE
901011PL ASSY 1
5930-01-428-8790INTERCHANGEABLE
SWITCH ASSEMBLY
3040-01-482-7452INTERCHANGEABLE
WORM SHAFT
300598
4810-01-482-7469INTERCHANGEABLE
BODY,VALVE
300528-4
4810-01-482-7476INTERCHANGEABLE
BODY,VALVE
300528-3
4810-01-482-7494INTERCHANGEABLE
ACTUATOR,ELECTRO-MECHANICAL,LINE
901011-7
4810-01-482-7496INTERCHANGEABLE
ACTUATOR,ELECTRO-MECHANICAL,LINE
901011-6

Frequently Asked Questions

What is NSN 5310-01-431-1397?

NSN 5310-01-431-1397 is a Washer,lock, manufactured by Allied Automotive Allied Aftermarket Div, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-431-1397?

NSN 5310-01-431-1397 has 1 cross-referenced part number: 901011 (Allied Automotive Allied Aftermarket Div).

What NSN replaces 5310-01-431-1397?

There are 12 known substitutes for 5310-01-431-1397: 5975-00-717-3165, 5962-01-074-0553, 5820-01-168-2458 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 901011?

Key specifications for 901011: Hole Diameter: 0.573 INCHES MINIMUM IN; Style Designator: SPLIT HELICAL-RIGHT HAND; Material Thickness: 0.141 INCHES NOMINAL IN; Material: STEEL OVERALL. 5 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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