PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GGG-W-641 TY2CL1STASocket,socket Wrench

General Services Administration Federal Supply Service · NSN 5120-00-237-0951 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-237-0951 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-237-0951. Primary manufacturer part number: GGG-W-641 TY2CL1STA.
Features
  • Socket,socket Wrench — FSC 5120
  • Wrenching End Opening Depth: 1.125 INCHES MINIMUM IN
  • Wrenching End Outside Diameter: 2.760 INCHES MAXIMUM IN
  • Style Designator: INTERNAL-INTERNAL
  • Material: STEEL OVERALL
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching Surface Size: 1.875 INCHES NOMINAL SINGLE END IN
  • Drive Surface Size: 1.000 INCHES NOMINAL SINGLE END IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-00-237-0951, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is General Services Administration Federal Supply Service. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 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
NSN5120-00-237-0951
Primary Part NumberGGG-W-641 TY2CL1STA
Item NameSocket,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusACTIVE
Wrenching End Opening Depth1.125 INCHES MINIMUM IN
Wrenching End Outside Diameter2.760 INCHES MAXIMUM IN
Style DesignatorINTERNAL-INTERNAL
MaterialSTEEL OVERALL
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface Size1.875 INCHES NOMINAL SINGLE END IN
Drive Surface Size1.000 INCHES NOMINAL SINGLE END IN
Features ProvidedMANUAL TOOL
Wrenching Surface Shape6 POINT SINGLE END INTERNAL
Drive End ShapeSQUARE SINGLE END INTERNAL
Specification/standard Data05047-ASME B107.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Nondefinitive Spec/std Data1 CLASS AND A STYLE
Drive End Outside Diameter2.875 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5120-00-180-1007 INTERCHANGEABLE
Socket,socket Wrench
5120-00-180-1011 INTERCHANGEABLE
Socket,socket Wrench
5120-00-180-1013 INTERCHANGEABLE
Socket,socket Wrench
5120-00-189-8612 INTERCHANGEABLE
Socket,socket Wrench
5120-00-234-7647 INTERCHANGEABLE
Socket,socket Wrench
5120-00-234-7648 INTERCHANGEABLE
Socket,socket Wrench
5120-00-234-7651 INTERCHANGEABLE
Socket,socket Wrench
5120-00-235-5837 INTERCHANGEABLE
Socket,socket Wrench
5120-00-235-5840 INTERCHANGEABLE
Socket,socket Wrench
5120-01-170-6709 INTERCHANGEABLE
Socket,socket Wrench
Cross-Reference Index
Part NumberManufacturer
GGG-W-641 TY2CL1STA General Services Administration Federal Supply Service (USA)
B107.1 CL1STA General Services Administration Federal Supply Service (USA)
A-A-1393 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
LSV603 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.1 The American Society of Mechanical Engineers (USA)
M3-16N Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons (USA)
GGG-W-641 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5120-00-180-1007INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-180-1011INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-180-1013INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-189-8612INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-234-7647INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-234-7648INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-234-7651INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-235-5837INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-00-235-5840INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5120-01-170-6709INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 5120-00-237-0951?

NSN 5120-00-237-0951 is a Socket,socket Wrench, manufactured by General Services Administration Federal Supply Service, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-237-0951?

NSN 5120-00-237-0951 has 7 cross-referenced part numbers: GGG-W-641 TY2CL1STA (General Services Administration Federal Supply Service), B107.1 CL1STA (General Services Administration Federal Supply Service), A-A-1393 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), LSV603 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), B107.1 (The American Society of Mechanical Engineers) and 2 more.

What NSN replaces 5120-00-237-0951?

There are 10 known substitutes for 5120-00-237-0951: 5120-00-180-1007, 5120-00-180-1011, 5120-00-180-1013 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of GGG-W-641 TY2CL1STA?

Key specifications for GGG-W-641 TY2CL1STA: Overall Length: 3.375 INCHES MAXIMUM IN; Wrenching End Opening Depth: 1.125 INCHES MINIMUM IN; Wrenching End Outside Diameter: 2.760 INCHES MAXIMUM IN; Style Designator: INTERNAL-INTERNAL. 14 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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