PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GGG-W-641Wrench,socket

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5120-00-227-7379 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-227-7379 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-227-7379. Primary manufacturer part number: GGG-W-641.
Features
  • Wrench,socket — FSC 5120
  • Wrenching Surface Shape: HEXAGON SINGLE END INTERNAL
  • Specification/standard Data: 05047-ASME B107.10 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Nondefinitive Spec/std Data: 1 TYPE AND 4 CLASS
  • Wrenching Surface Size: 0.385 INCHES MINIMUM AND 0.397 INCHES MAXIMUM SINGLE END IN
  • Surface Treatment: OXIDE OVERALL
  • Material: STEEL OVERALL
  • Features Provided: REMOVABLE HANDLE
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,socket, cataloged under National Stock Number 5120-00-227-7379, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 10 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
NSN5120-00-227-7379
Primary Part NumberGGG-W-641
Item NameWrench,socket
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusCANCELLED
Wrenching Surface ShapeHEXAGON SINGLE END INTERNAL
Specification/standard Data05047-ASME B107.10 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Nondefinitive Spec/std Data1 TYPE AND 4 CLASS
Wrenching Surface Size0.385 INCHES MINIMUM AND 0.397 INCHES MAXIMUM SINGLE END IN
Surface TreatmentOXIDE OVERALL
MaterialSTEEL OVERALL
Features ProvidedREMOVABLE HANDLE
Style DesignatorSINGLE SOCKET T
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5120-00-099-8544 INTERCHANGEABLE
Handle,socket Wrench
5120-00-221-7966 INTERCHANGEABLE
Handle,socket Wrench
5120-00-227-7393 INTERCHANGEABLE
Wrench,socket
5120-00-230-6373 INTERCHANGEABLE
Handle,socket Wrench
5330-00-236-6604 INTERCHANGEABLE
Seal,plain Encased
5120-00-241-3142 INTERCHANGEABLE
Handle,socket Wrench
5120-00-241-3143 INTERCHANGEABLE
Handle,socket Wrench
5330-00-291-1654 INTERCHANGEABLE
Seal,plain Encased
4820-00-350-9451212P 1/2 INCH INTERCHANGEABLE
Valve,globe
Crane Co Div Valve Div
5120-00-499-7681 INTERCHANGEABLE
Handle,socket Wrench
Cross-Reference Index
Part NumberManufacturer
GGG-W-641 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
962D Utica Tool Co Inc (USA)
B107.10 The American Society of Mechanical Engineers (USA)
B107.10 TY1CL4 General Services Administration Federal Supply Service (USA)
35-012 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
A344662 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
5344662 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
GGG-W-641 TY1CL2 General Services Administration Federal Supply Service (USA)
35-012 Armstrong Bros Tool Co (USA)
35-012 Apex Tool Group, Llc Dba Nicholson (USA)
962D E & R Industrial Sales Inc (USA)
Related Parts
5120-00-099-8544INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-00-221-7966INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-00-227-7393INTERCHANGEABLE
WRENCH,SOCKET
5120-00-230-6373INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5330-00-236-6604INTERCHANGEABLE
SEAL,PLAIN ENCASED
5120-00-241-3142INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-00-241-3143INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5330-00-291-1654INTERCHANGEABLE
SEAL,PLAIN ENCASED
4820-00-350-9451INTERCHANGEABLE
VALVE,GLOBE
212P 1/2 INCH
5120-00-499-7681INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-00-709-4072INTERCHANGEABLE
HANDLE,SOCKET WRENCH
2590-00-999-7812INTERCHANGEABLE
BALL,SCREW AND NUT
35012

Frequently Asked Questions

What is NSN 5120-00-227-7379?

NSN 5120-00-227-7379 is a Wrench,socket, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-227-7379?

NSN 5120-00-227-7379 has 11 cross-referenced part numbers: GGG-W-641 (Federal Specifications Promulgated by General Services Administration Washington DC), 962D (Utica Tool Co Inc), B107.10 (The American Society of Mechanical Engineers), B107.10 TY1CL4 (General Services Administration Federal Supply Service), 35-012 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.) and 6 more.

What NSN replaces 5120-00-227-7379?

There are 12 known substitutes for 5120-00-227-7379: 5120-00-099-8544, 5120-00-221-7966, 5120-00-227-7393 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of GGG-W-641?

Key specifications for GGG-W-641: Wrenching Surface Shape: HEXAGON SINGLE END INTERNAL; Specification/standard Data: 05047-ASME B107.10 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Nondefinitive Spec/std Data: 1 TYPE AND 4 CLASS; Wrenching Surface Size: 0.385 INCHES MINIMUM AND 0.397 INCHES MAXIMUM SINGLE END IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-227-7379 still in active supply?

NSN 5120-00-227-7379 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.
PartsTable Design LLC · partstable.com