PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

XV3842Wrench,box

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-078-9015 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-078-9015 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-078-9015. Primary manufacturer part number: XV3842.
Features
  • Wrench,box — FSC 5120
  • Large End Head Thickness: 0.687 INCHES NOMINAL IN
  • Small End Outside Diameter: 1.672 INCHES NOMINAL IN
  • Wrenching Surface Shape: 12 POINT FIRST END INTERNAL
  • Large End Outside Diameter: 1.875 INCHES NOMINAL IN
  • Small End Head Thickness: 0.687 INCHES NOMINAL IN
  • Nondefinitive Spec/std Data: 1 TYPE AND 2 CLASS AND 1 STYLE
  • Surface Treatment: CHROMIUM AND NICKEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,box, cataloged under National Stock Number 5120-01-078-9015, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc. Government technical data includes 11 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-078-9015
Primary Part NumberXV3842
Item NameWrench,box
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusACTIVE
Large End Head Thickness0.687 INCHES NOMINAL IN
Small End Outside Diameter1.672 INCHES NOMINAL IN
Wrenching Surface Shape12 POINT FIRST END INTERNAL
Large End Outside Diameter1.875 INCHES NOMINAL IN
Small End Head Thickness0.687 INCHES NOMINAL IN
Nondefinitive Spec/std Data1 TYPE AND 2 CLASS AND 1 STYLE
Surface TreatmentCHROMIUM AND NICKEL OVERALL
Wrenching Surface Shape12 POINT SECOND END INTERNAL
Wrenching Surface Size1.312 INCHES NOMINAL SECOND END IN
MaterialSTEEL OVERALL
Wrenching Surface Size1.188 INCHES NOMINAL FIRST END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-277-1582 INTERCHANGEABLE
Wrench,box
5120-00-277-2293 INTERCHANGEABLE
Wrench,box
5120-00-277-3368 INTERCHANGEABLE
Wrench,box
5120-00-277-5779XV1922 INTERCHANGEABLE
Wrench,box
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5120-00-277-8306XDH4046 INTERCHANGEABLE
Wrench,box
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5120-00-293-0116 INTERCHANGEABLE
Wrench,box
5120-00-293-0117 INTERCHANGEABLE
Wrench,box
5120-00-293-3453 INTERCHANGEABLE
Wrench Set,box
5120-01-076-8211 INTERCHANGEABLE
Wrench,box
5120-01-078-4819 INTERCHANGEABLE
Wrench,box
Cross-Reference Index
Part NumberManufacturer
GGG-W-636 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-W-636 TY1CL2ST1 General Services Administration Federal Supply Service (USA)
XV3842 PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
Related Parts
5120-00-277-1582INTERCHANGEABLE
WRENCH,BOX
5120-00-277-2293INTERCHANGEABLE
WRENCH,BOX
5120-00-277-3368INTERCHANGEABLE
WRENCH,BOX
5120-00-277-5779INTERCHANGEABLE
WRENCH,BOX
XV1922
5120-00-277-8306INTERCHANGEABLE
WRENCH,BOX
XDH4046
5120-00-293-0116INTERCHANGEABLE
WRENCH,BOX
5120-00-293-0117INTERCHANGEABLE
WRENCH,BOX
5120-00-293-3453INTERCHANGEABLE
WRENCH SET,BOX
5120-01-076-8211INTERCHANGEABLE
WRENCH,BOX
5120-01-078-4819INTERCHANGEABLE
WRENCH,BOX
5120-01-081-2598INTERCHANGEABLE
WRENCH,BOX
5120-01-197-0222INTERCHANGEABLE
WRENCH,BOX

Frequently Asked Questions

What is NSN 5120-01-078-9015?

NSN 5120-01-078-9015 is a Wrench,box, manufactured by Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-078-9015?

NSN 5120-01-078-9015 has 3 cross-referenced part numbers: GGG-W-636 (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-W-636 TY1CL2ST1 (General Services Administration Federal Supply Service), XV3842 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc).

What NSN replaces 5120-01-078-9015?

There are 12 known substitutes for 5120-01-078-9015: 5120-00-277-1582, 5120-00-277-2293, 5120-00-277-3368 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of XV3842?

Key specifications for XV3842: Large End Head Thickness: 0.687 INCHES NOMINAL IN; Small End Outside Diameter: 1.672 INCHES NOMINAL IN; Wrenching Surface Shape: 12 POINT FIRST END INTERNAL; Large End Outside Diameter: 1.875 INCHES NOMINAL IN. 12 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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