PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GGG-W-636Wrench,open End

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5120-01-179-1894 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-179-1894 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-179-1894. Primary manufacturer part number: GGG-W-636.
Features
  • Wrench,open End — FSC 5120
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching Surface Shape: OVAL SINGLE END INTERNAL
  • Head Angle: 30.0 DEGREES NOMINAL
  • Style Designator: SINGLE HEAD
  • Material: STEEL OVERALL
  • Wrenching Surface Size: 1.750 INCHES NOMINAL SINGLE END IN
  • Head Thickness: 0.312 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-01-179-1894, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-179-1894
Primary Part NumberGGG-W-636
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface ShapeOVAL SINGLE END INTERNAL
Head Angle30.0 DEGREES NOMINAL
Style DesignatorSINGLE HEAD
MaterialSTEEL OVERALL
Wrenching Surface Size1.750 INCHES NOMINAL SINGLE END IN
Head Thickness0.312 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6210-00-095-368928056 INTERCHANGEABLE
Light,indicator
Peerless-Premier Appliance Co
5120-00-203-4801 INTERCHANGEABLE
Wrench,open End
5950-01-026-8620 INTERCHANGEABLE
Coil,radio Frequency
4710-01-185-83339J5196 INTERCHANGEABLE
Tube Assembly,metal
Caterpillar Inc Div Caterpillar Defense
Cross-Reference Index
Part NumberManufacturer
GGG-W-636 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-W-636 TY17CL3 General Services Administration Federal Supply Service (USA)
1256 Utica Tool Co Inc (USA)
28-056 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
Related Parts
6210-00-095-3689INTERCHANGEABLE
LIGHT,INDICATOR
28056
5120-00-203-4801INTERCHANGEABLE
WRENCH,OPEN END
5950-01-026-8620INTERCHANGEABLE
COIL,RADIO FREQUENCY
4710-01-185-8333INTERCHANGEABLE
TUBE ASSEMBLY,METAL
9J5196

Frequently Asked Questions

What is NSN 5120-01-179-1894?

NSN 5120-01-179-1894 is a Wrench,open End, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-179-1894?

NSN 5120-01-179-1894 has 4 cross-referenced part numbers: GGG-W-636 (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-W-636 TY17CL3 (General Services Administration Federal Supply Service), 1256 (Utica Tool Co Inc), 28-056 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.).

What NSN replaces 5120-01-179-1894?

There are 4 known substitutes for 5120-01-179-1894: 6210-00-095-3689, 5120-00-203-4801, 5950-01-026-8620 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of GGG-W-636?

Key specifications for GGG-W-636: Surface Treatment: CHROMIUM OVERALL; Wrenching Surface Shape: OVAL SINGLE END INTERNAL; Head Angle: 30.0 DEGREES NOMINAL; Style Designator: SINGLE HEAD. 8 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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