PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3670Socket,crowfoot Wrench Head

Wta Tool Llc · NSN 5120-00-248-6665 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-248-6665 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-248-6665. Primary manufacturer part number: 3670.
Features
  • Socket,crowfoot Wrench Head — FSC 5120
  • Opening Diameter: 0.370 INCHES MINIMUM IN
  • Wrenching Surface Shape: HEXAGON SINGLE END INTERNAL
  • Wrenching End Outside Diameter: 0.875 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Drive End Outside Diameter: 0.678 INCHES NOMINAL IN
  • Wrenching Surface Size: 0.562 INCHES NOMINAL SINGLE END IN
  • Style Designator: EXTERNAL-INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Socket,crowfoot Wrench Head, cataloged under National Stock Number 5120-00-248-6665, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Wta Tool Llc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN5120-00-248-6665
Primary Part Number3670
Item NameSocket,crowfoot Wrench Head
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerWta Tool Llc
StatusCANCELLED
Opening Diameter0.370 INCHES MINIMUM IN
Wrenching Surface ShapeHEXAGON SINGLE END INTERNAL
Wrenching End Outside Diameter0.875 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Drive End Outside Diameter0.678 INCHES NOMINAL IN
Wrenching Surface Size0.562 INCHES NOMINAL SINGLE END IN
Style DesignatorEXTERNAL-INTERNAL
Surface TreatmentCHROMIUM AND NICKEL AND OXIDE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5985-00-178-1143251758 INTERCHANGEABLE
Coupler,directional
Raytheon Company Dba Raytheon
5220-00-214-0830 INTERCHANGEABLE
Gage,plug,plain Cylindrical
6670-00-364-1565 INTERCHANGEABLE
Scale,weighing
3030-00-528-4736 INTERCHANGEABLE
Belt,v
4240-01-100-7441 INTERCHANGEABLE
Strap,safety,industrial
5340-01-157-375510513125 INTERCHANGEABLE
Retainer,spring
General Dynamics Land Systems Canadacorp
2990-01-165-829221837 INTERCHANGEABLE
Muffler,exhaust
Walker Mfg Co
5935-01-208-2139 INTERCHANGEABLE
Connector Body,plug,electrical
3040-01-282-84313670 INTERCHANGEABLE
Cam,control
Ingersoll-Rand Co Material Handling Div
6515-01-378-46953670 INTERCHANGEABLE
Bag,ostomy
Hollister Inc
Cross-Reference Index
Part NumberManufacturer
GIT-3670 Granco Industries Inc (USA)
GGG-W-646 TY2CL1STBFMAPT153 General Services Administration Federal Supply Service (USA)
16018T Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters (USA)
GGG-W-646 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
3670 Granco Industries Inc (USA)
3670 PRIMARY Wta Tool Llc (USA)
Related Parts
5985-00-178-1143INTERCHANGEABLE
COUPLER,DIRECTIONAL
251758
5220-00-214-0830INTERCHANGEABLE
GAGE,PLUG,PLAIN CYLINDRICAL
6670-00-364-1565INTERCHANGEABLE
SCALE,WEIGHING
3030-00-528-4736INTERCHANGEABLE
BELT,V
4240-01-100-7441INTERCHANGEABLE
STRAP,SAFETY,INDUSTRIAL
5340-01-157-3755INTERCHANGEABLE
RETAINER,SPRING
10513125
2990-01-165-8292INTERCHANGEABLE
MUFFLER,EXHAUST
21837
5935-01-208-2139INTERCHANGEABLE
CONNECTOR BODY,PLUG,ELECTRICAL
3040-01-282-8431INTERCHANGEABLE
CAM,CONTROL
3670
6515-01-378-4695INTERCHANGEABLE
BAG,OSTOMY
3670
4130-01-409-1477INTERCHANGEABLE
ACCUMULATOR,REFRIGERANT
5355-01-421-0353INTERCHANGEABLE
KNOB
3670-G

Frequently Asked Questions

What is NSN 5120-00-248-6665?

NSN 5120-00-248-6665 is a Socket,crowfoot Wrench Head, manufactured by Wta Tool Llc, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-248-6665?

NSN 5120-00-248-6665 has 6 cross-referenced part numbers: GIT-3670 (Granco Industries Inc), GGG-W-646 TY2CL1STBFMAPT153 (General Services Administration Federal Supply Service), 16018T (Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters), GGG-W-646 (Federal Specifications Promulgated by General Services Administration Washington DC), 3670 (Granco Industries Inc) and 1 more.

What NSN replaces 5120-00-248-6665?

There are 12 known substitutes for 5120-00-248-6665: 5985-00-178-1143, 5220-00-214-0830, 6670-00-364-1565 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3670?

Key specifications for 3670: Opening Diameter: 0.370 INCHES MINIMUM IN; Wrenching Surface Shape: HEXAGON SINGLE END INTERNAL; Wrenching End Outside Diameter: 0.875 INCHES NOMINAL IN; Material: STEEL OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-248-6665 still in active supply?

NSN 5120-00-248-6665 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