PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

120423Washer,lock

Chrysler Realty Company Llc Dba Daimler Chrysler · NSN 5310-00-012-0423 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-012-0423 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-012-0423. Primary manufacturer part number: 120423.
Features
  • Washer,lock — FSC 5310
  • Style Designator: FLAT INTERNAL TEETH
  • Material: STEEL OVERALL
  • Nondefinitive Spec/std Data: A TYPE
  • Material Document and Classification: QQ-S-633,FS1060 TO FS1080-CANCELLED FED SPEC ALL MATERIAL RESPONSES OVERALL
  • Material Thickness: 0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
  • Surface Treatment: CADMIUM OR ZINC OVERALL
  • Hole Diameter: 0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM 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 5310-00-012-0423, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Chrysler Realty Company Llc Dba Daimler Chrysler. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 36 commercial cross-references from 30 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
NSN5310-00-012-0423
Primary Part Number120423
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerChrysler Realty Company Llc Dba Daimler Chrysler
StatusCANCELLED
Style DesignatorFLAT INTERNAL TEETH
MaterialSTEEL OVERALL
Nondefinitive Spec/std DataA TYPE
Material Document and ClassificationQQ-S-633,FS1060 TO FS1080-CANCELLED FED SPEC ALL MATERIAL RESPONSES OVERALL
Material Thickness0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OR ZINC OVERALL
Hole Diameter0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
Outside Diameter0.460 INCHES MINIMUM AND 0.478 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6240-00-155-8654 INTERCHANGEABLE
Lamp,incandescent
5360-00-191-250665756 INTERCHANGEABLE
Spring,flat
Parker Hannifin Corporation Div Hydraulic Systems Division
5310-00-350-72655287403 INTERCHANGEABLE
Nut,plain,slotted,hexagon
U S Army Tank Automotive Command Amsta-Im-Mm
5905-00-403-4449 INTERCHANGEABLE
Resistor,fixed,film
5830-00-489-95614524 INTERCHANGEABLE
Intercommunication Station
Danfoss Inc
5910-00-506-7054292P33252 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Sprague Electric Co World Hqs
2940-00-629-2063BF4 INTERCHANGEABLE
Air Cleaner,intake
Lenz Inc Dba the Lenz Company
5945-00-813-5589 INTERCHANGEABLE
Relay,electromagnetic
6625-00-866-9195 INTERCHANGEABLE
Meter,audio Level
5815-00-943-7385 INTERCHANGEABLE
Keytop,keyboard
Cross-Reference Index
Part NumberManufacturer
120423 General Motors Corp (USA)
1901842 General Motors Corp (USA)
20-463-1 Dresser Industries Inc Waukesha Engine Div (USA)
120423 PRIMARY Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
34905S7S8 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
137H Delta Electric Div Halle Industries Inc (USA)
65756 International Business Machines Corp Parts Order Center Dept E - 54 (USA)
GP1076-1 Hamilton Mfg Div of Valley Metallurgical Processing Co Inc (USA)
D117-87 Hoof Products Co (USA)
BB3918 Diamond Reo Truck Co (USA)
PC120423 Power Components (deutschland) Gmbh (DEU)
65756 International Business Machines Corporation Dba IBM (USA)
66893 Sheller-Globe Corp Superior-Lima Div (USA)
S3296C PRIMARY Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA)
MILW6986TYPEA Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1901842 PRIMARY Borgwarner Pds (anderson), L.l.c. (USA)
120423 Diamond Reo Truck Co (USA)
120423 Diebold, Incorporated Div Diebold Electronic Security (USA)
40753D Navistar International Corporation Dba Navistar (USA)
20-463-1 PRIMARY Dresser Industries Inc Leroi Div (USA)
Related Parts
6240-00-155-8654INTERCHANGEABLE
LAMP,INCANDESCENT
5360-00-191-2506INTERCHANGEABLE
SPRING,FLAT
65756
5310-00-350-7265INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
5287403
5905-00-403-4449INTERCHANGEABLE
RESISTOR,FIXED,FILM
5830-00-489-9561INTERCHANGEABLE
INTERCOMMUNICATION STATION
4524
5910-00-506-7054INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
292P33252
2940-00-629-2063INTERCHANGEABLE
AIR CLEANER,INTAKE
BF4
5945-00-813-5589INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
6625-00-866-9195INTERCHANGEABLE
METER,AUDIO LEVEL
5815-00-943-7385INTERCHANGEABLE
KEYTOP,KEYBOARD
4520-00-997-9932INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
1285-01-031-1304INTERCHANGEABLE
CONVERTER,SYNCHRO T

Frequently Asked Questions

What is NSN 5310-00-012-0423?

NSN 5310-00-012-0423 is a Washer,lock, manufactured by Chrysler Realty Company Llc Dba Daimler Chrysler, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-012-0423?

NSN 5310-00-012-0423 has 36 cross-referenced part numbers: 120423 (General Motors Corp), 1901842 (General Motors Corp), 20-463-1 (Dresser Industries Inc Waukesha Engine Div), 120423 (Chrysler Realty Company Llc Dba Daimler Chrysler), 34905S7S8 (Ford Motor Co Ford Parts and Service Div Government Part Sales) and 31 more.

What NSN replaces 5310-00-012-0423?

There are 12 known substitutes for 5310-00-012-0423: 6240-00-155-8654, 5360-00-191-2506, 5310-00-350-7265 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 120423?

Key specifications for 120423: Style Designator: FLAT INTERNAL TEETH; Material: STEEL OVERALL; Nondefinitive Spec/std Data: A TYPE; Material Document and Classification: QQ-S-633,FS1060 TO FS1080-CANCELLED FED SPEC ALL MATERIAL RESPONSES OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-012-0423 still in active supply?

NSN 5310-00-012-0423 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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