PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12266Socket,socket Wrench

Easco Hand Tools Inc · NSN 5120-01-430-8006 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-430-8006 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-430-8006. Primary manufacturer part number: 12266.
Features
  • Socket,socket Wrench — FSC 5120
  • Material: STEEL OVERALL
  • Wrenching Surface Size: 0.875 INCHES NOMINAL SINGLE END IN
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Features Provided: MANUAL TOOL
  • Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN
  • Surface Treatment: CHROMIUM OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-430-8006, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Easco Hand Tools Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-430-8006
Primary Part Number12266
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerEasco Hand Tools Inc
StatusACTIVE
MaterialSTEEL OVERALL
Wrenching Surface Size0.875 INCHES NOMINAL SINGLE END IN
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Drive End ShapeSQUARE SINGLE END INTERNAL
Features ProvidedMANUAL TOOL
Drive Surface Size0.500 INCHES NOMINAL SINGLE END IN
Surface TreatmentCHROMIUM OVERALL
Style DesignatorINTERNAL-INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5305-00-132-143412266 INTERCHANGEABLE
Setscrew
Aerosonic Llc
5133-00-228-1358 INTERCHANGEABLE
Drill,twist
5340-00-470-813712266 INTERCHANGEABLE
Handle,bow
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
5935-00-870-7042 INTERCHANGEABLE
Shell,electrical Connector
5305-01-129-0410 INTERCHANGEABLE
Screw,machine
5360-01-162-883512266 INTERCHANGEABLE
Spring,helical,compression
Aerco International, Inc. Dba Aerco International Inc
2530-01-251-7506122266 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Liftking Manufacturing Corp
4320-01-496-2049 INTERCHANGEABLE
Cover,hydraulic,pump-Motor
3825-01-512-705601-MB18300 INTERCHANGEABLE
Drive Link,hydraulic Motor
Parkerhannifin Corp Dba Pneutronics Div Mobile Systems Division
5306-01-543-801612266 INTERCHANGEABLE
Bolt,machine
Fasteners Inc.
Cross-Reference Index
Part NumberManufacturer
12266 Easco Hand Tools Inc (USA)
12266 Apex Tool Group, Llc Dba Nicholson (USA)
12266 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
Related Parts
5305-00-132-1434INTERCHANGEABLE
SETSCREW
12266
5133-00-228-1358INTERCHANGEABLE
DRILL,TWIST
5340-00-470-8137INTERCHANGEABLE
HANDLE,BOW
12266
5935-00-870-7042INTERCHANGEABLE
SHELL,ELECTRICAL CONNECTOR
5305-01-129-0410INTERCHANGEABLE
SCREW,MACHINE
5360-01-162-8835INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
12266
2530-01-251-7506INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
122266
4320-01-496-2049INTERCHANGEABLE
COVER,HYDRAULIC,PUMP-MOTOR
3825-01-512-7056INTERCHANGEABLE
DRIVE LINK,HYDRAULIC MOTOR
01-MB18300
5306-01-543-8016INTERCHANGEABLE
BOLT,MACHINE
12266

Frequently Asked Questions

What is NSN 5120-01-430-8006?

NSN 5120-01-430-8006 is a Socket,socket Wrench, manufactured by Easco Hand Tools Inc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-430-8006?

NSN 5120-01-430-8006 has 3 cross-referenced part numbers: 12266 (Easco Hand Tools Inc), 12266 (Apex Tool Group, Llc Dba Nicholson), 12266 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.).

What NSN replaces 5120-01-430-8006?

There are 10 known substitutes for 5120-01-430-8006: 5305-00-132-1434, 5133-00-228-1358, 5340-00-470-8137 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12266?

Key specifications for 12266: Overall Length: 3.267 INCHES NOMINAL IN; Material: STEEL OVERALL; Wrenching Surface Size: 0.875 INCHES NOMINAL SINGLE END IN; Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL. 10 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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