PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14105Extension,socket Wrench

Wilde Tool Co., Inc. · NSN 5120-00-243-7326 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-243-7326 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-243-7326. Primary manufacturer part number: 14105.
Features
  • Extension,socket Wrench — FSC 5120
  • Specification/standard Data: 0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Drive End Shape: SQUARE FIRST END INTERNAL
  • Drive End Shape: SQUARE SECOND END EXTERNAL
  • Style Designator: RIGID
  • Material: STEEL OVERALL
  • Surface Treatment: CHROMIUM OVERALL
  • Drive Surface Size: 0.500 INCHES NOMINAL BOTH ENDS IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Extension,socket Wrench, cataloged under National Stock Number 5120-00-243-7326, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Wilde Tool Co., Inc.. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 32 commercial cross-references from 25 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
NSN5120-00-243-7326
Primary Part Number14105
Item NameExtension,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerWilde Tool Co., Inc.
StatusCANCELLED
Specification/standard Data0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Drive End ShapeSQUARE FIRST END INTERNAL
Drive End ShapeSQUARE SECOND END EXTERNAL
Style DesignatorRIGID
MaterialSTEEL OVERALL
Surface TreatmentCHROMIUM OVERALL
Drive Surface Size0.500 INCHES NOMINAL BOTH ENDS IN
Environmental Attribute CodePLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
Nondefinitive Spec/std Data2 TYPE AND 2 CLASS
Outside Diameter0.665 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4940-00-056-1019R440-5 INTERCHANGEABLE
Ball,float
Robert Manufacturing Company Inc
6640-00-063-5240 INTERCHANGEABLE
Scraper,laboratory
6515-00-103-66596530001036659 INTERCHANGEABLE
Surgical Pack,disposable
In-Sight Dba in Sight Enterprises
9540-00-119-9010 INTERCHANGEABLE
Angle,structural
5120-00-133-0577 INTERCHANGEABLE
Die,crimping Tool
3110-00-142-428710958 INTERCHANGEABLE
Bearing,ball,airframe
Cae Usa Inc.
5331-00-167-51102-121V0747-75 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
6240-00-176-5579 INTERCHANGEABLE
Lamp,cartridge
5905-00-202-0227 INTERCHANGEABLE
Resistor,variable,wire Wound,non
3810-00-220-50737-576-000004 INTERCHANGEABLE
Latch Kit Hook
Grove U.s. Llc Dba Grove Us Llc
Cross-Reference Index
Part NumberManufacturer
14105 Wilde Tool Co., Inc. (USA)
41B311200 Marine Corps (USA)
10424469 Nimikkeistokeskus Ncb Finland (FIN)
STP 7181P Kipper Tool Company Dba Kipper Management Inc (USA)
SX5 Sna Germany Gmbh (DEU)
00553401 Blackwood J. Blackwood & Son Pty Ltd (AUS)
AS4283 Sae International Dba Sae International (USA)
12810 Easco Hand Tools Inc (USA)
GGG-W-641 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
EX12-125 Jbs Tools (AUS)
14105 WILDE Kipper Tool Company Dba Kipper Management Inc (USA)
12810 Apex Tool Group, Llc Dba Nicholson (USA)
5461 Harmsworth Townley & Co Ltd (GBR)
GGG-W-641 TY4CL4STA General Services Administration Federal Supply Service (USA)
10394793 Us Army Aviation and Missile Command (USA)
STP 5461 Kipper Tool Company Dba Kipper Management Inc (USA)
AS4283 TY2CL2 General Services Administration Federal Supply Service (USA)
AS4283 Society of Automotive Engineers Inc (USA)
12810 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
7181P Stanley-Proto Industrial Works Div of the Stanley Works (USA)
Related Parts
4940-00-056-1019INTERCHANGEABLE
BALL,FLOAT
R440-5
6640-00-063-5240INTERCHANGEABLE
SCRAPER,LABORATORY
6515-00-103-6659INTERCHANGEABLE
SURGICAL PACK,DISPOSABLE
6530001036659
9540-00-119-9010INTERCHANGEABLE
ANGLE,STRUCTURAL
5120-00-133-0577INTERCHANGEABLE
DIE,CRIMPING TOOL
3110-00-142-4287INTERCHANGEABLE
BEARING,BALL,AIRFRAME
10958
5331-00-167-5110INTERCHANGEABLE
O-RING
2-121V0747-75
6240-00-176-5579INTERCHANGEABLE
LAMP,CARTRIDGE
5905-00-202-0227INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
3810-00-220-5073INTERCHANGEABLE
LATCH KIT HOOK
7-576-000004
5120-00-227-8074INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
JHWS-115P
5120-00-227-8079INTERCHANGEABLE
EXTENSION,SOCKET WRENCH

Frequently Asked Questions

What is NSN 5120-00-243-7326?

NSN 5120-00-243-7326 is a Extension,socket Wrench, manufactured by Wilde Tool Co., Inc., classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-243-7326?

NSN 5120-00-243-7326 has 32 cross-referenced part numbers: 14105 (Wilde Tool Co., Inc.), 41B311200 (Marine Corps), 10424469 (Nimikkeistokeskus Ncb Finland), STP 7181P (Kipper Tool Company Dba Kipper Management Inc), SX5 (Sna Germany Gmbh) and 27 more.

What NSN replaces 5120-00-243-7326?

There are 12 known substitutes for 5120-00-243-7326: 4940-00-056-1019, 6640-00-063-5240, 6515-00-103-6659 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14105?

Key specifications for 14105: Specification/standard Data: 0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Drive End Shape: SQUARE FIRST END INTERNAL; Drive End Shape: SQUARE SECOND END EXTERNAL; Style Designator: RIGID. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-243-7326 still in active supply?

NSN 5120-00-243-7326 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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