PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0441436A01Washer,lock

Prestolite Electric Inc · NSN 5310-00-245-8670 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-245-8670 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-245-8670. Primary manufacturer part number: 0441436A01.
Features
  • Washer,lock — FSC 5310
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Outside Diameter: 0.948 INCHES MINIMUM AND 0.972 INCHES MAXIMUM IN
  • Hole Diameter: 0.636 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN
  • Material: STEEL OVERALL
  • Material Thickness: 0.093 INCHES NOMINAL IN
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 5310-00-245-8670, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Prestolite Electric Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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
NSN5310-00-245-8670
Primary Part Number0441436A01
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerPrestolite Electric Inc
StatusCANCELLED
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Hardness Rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
Style DesignatorSPLIT HELICAL-RIGHT HAND
Outside Diameter0.948 INCHES MINIMUM AND 0.972 INCHES MAXIMUM IN
Hole Diameter0.636 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Material Thickness0.093 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5331-00-006-2382N0304 2-013 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
4730-00-032-1517 INTERCHANGEABLE
Trap,steam
4820-00-064-742020137PC15-17T024 INTERCHANGEABLE
Seat,valve
Velan Valve Corp.
4820-00-405-5105 INTERCHANGEABLE
Valve,safety Relief
5133-00-409-0392 INTERCHANGEABLE
Drill,twist
5950-00-498-2153201-37 INTERCHANGEABLE
Transformer,power,s
L3harris Technologies, Inc.
5930-00-600-3077 INTERCHANGEABLE
Switch,gang
5950-00-645-970120137 INTERCHANGEABLE
Transformer,radio Frequency
Sensor Systems, L.l.c. Dba Sensor Systems Llc
5930-00-715-2647 INTERCHANGEABLE
Coil
5130-00-807-3010 INTERCHANGEABLE
Brush,wire,rotary Cup
Cross-Reference Index
Part NumberManufacturer
20-137 Motorola Automotive Electronics (USA)
20-5 Zf Industrieantriebe Witten Gmbh (DEU)
4A41436A03 Motorola Automotive Electronics (USA)
0441436A01 PRIMARY Prestolite Electric Inc (USA)
Related Parts
5331-00-006-2382INTERCHANGEABLE
O-RING
N0304 2-013
4730-00-032-1517INTERCHANGEABLE
TRAP,STEAM
4820-00-064-7420INTERCHANGEABLE
SEAT,VALVE
20137PC15-17T024
4820-00-405-5105INTERCHANGEABLE
VALVE,SAFETY RELIEF
5133-00-409-0392INTERCHANGEABLE
DRILL,TWIST
5950-00-498-2153INTERCHANGEABLE
TRANSFORMER,POWER,S
201-37
5930-00-600-3077INTERCHANGEABLE
SWITCH,GANG
5950-00-645-9701INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
20137
5930-00-715-2647INTERCHANGEABLE
COIL
5130-00-807-3010INTERCHANGEABLE
BRUSH,WIRE,ROTARY CUP
5998-01-017-8886INTERCHANGEABLE
EXTENDER CARD,ELECTRONIC TEST
5935-01-023-5446INTERCHANGEABLE
CONNECTOR BODY,PLUG,ELECTRICAL

Frequently Asked Questions

What is NSN 5310-00-245-8670?

NSN 5310-00-245-8670 is a Washer,lock, manufactured by Prestolite Electric Inc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-245-8670?

NSN 5310-00-245-8670 has 4 cross-referenced part numbers: 20-137 (Motorola Automotive Electronics), 20-5 (Zf Industrieantriebe Witten Gmbh), 4A41436A03 (Motorola Automotive Electronics), 0441436A01 (Prestolite Electric Inc).

What NSN replaces 5310-00-245-8670?

There are 12 known substitutes for 5310-00-245-8670: 5331-00-006-2382, 4730-00-032-1517, 4820-00-064-7420 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 0441436A01?

Key specifications for 0441436A01: Surface Treatment: CADMIUM AND CHROMATE OVERALL; Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM; Style Designator: SPLIT HELICAL-RIGHT HAND; Outside Diameter: 0.948 INCHES MINIMUM AND 0.972 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-245-8670 still in active supply?

NSN 5310-00-245-8670 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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