PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1248TOBWrench,box

Williams J H Industrial Products Inc · NSN 5120-00-293-0672 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-293-0672 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-293-0672. Primary manufacturer part number: 1248TOB.
Features
  • Wrench,box — FSC 5120
  • Special Markings: WRENCH SIZE
  • Wrenching Surface Size: 1.500 INCHES NOMINAL SINGLE END IN
  • Head Thickness: 0.938 INCHES MAXIMUM IN
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Offset Height: 1.312 INCHES MINIMUM IN
  • Style Designator: DOUBLE OFFSET STUB END
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,box, cataloged under National Stock Number 5120-00-293-0672, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Williams J H Industrial Products Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-293-0672
Primary Part Number1248TOB
Item NameWrench,box
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerWilliams J H Industrial Products Inc
StatusACTIVE
Special MarkingsWRENCH SIZE
Wrenching Surface Size1.500 INCHES NOMINAL SINGLE END IN
Head Thickness0.938 INCHES MAXIMUM IN
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
Offset Height1.312 INCHES MINIMUM IN
Style DesignatorDOUBLE OFFSET STUB END
MaterialSTEEL OVERALL
Outside Diameter2.312 INCHES MAXIMUM IN
Surface TreatmentOXIDE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5325-00-276-42302051878 INTERCHANGEABLE
Grommet,nonmetallic
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Cross-Reference Index
Part NumberManufacturer
A-A-1340 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
M048 Bosch Automotive Service Solutions Inc. (USA)
GGG-W-636 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-W-636 TY18CL2 General Services Administration Federal Supply Service (USA)
1248TOB PRIMARY Williams J H Industrial Products Inc (USA)
X480B Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
Related Parts
5325-00-276-4230INTERCHANGEABLE
GROMMET,NONMETALLIC
2051878

Frequently Asked Questions

What is NSN 5120-00-293-0672?

NSN 5120-00-293-0672 is a Wrench,box, manufactured by Williams J H Industrial Products Inc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-293-0672?

NSN 5120-00-293-0672 has 6 cross-referenced part numbers: A-A-1340 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), M048 (Bosch Automotive Service Solutions Inc.), GGG-W-636 (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-W-636 TY18CL2 (General Services Administration Federal Supply Service), 1248TOB (Williams J H Industrial Products Inc) and 1 more.

What NSN replaces 5120-00-293-0672?

There is 1 known substitute for 5120-00-293-0672: 5325-00-276-4230. Verify interchangeability with system specifications before substitution.

What are the specifications of 1248TOB?

Key specifications for 1248TOB: Special Markings: WRENCH SIZE; Overall Length: 10.625 INCHES MINIMUM IN; Wrenching Surface Size: 1.500 INCHES NOMINAL SINGLE END IN; Head Thickness: 0.938 INCHES MAXIMUM IN. 11 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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