PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25-238Wrench,box and Open End,combinat

Armstrong Bros Tool Co · NSN 5120-01-367-3384 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-367-3384 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-367-3384. Primary manufacturer part number: 25-238.
Features
  • Wrench,box and Open End,combinat — FSC 5120
  • Style Designator: OFFSET
  • Head Angle: 15.0 DEGREES NOMINAL
  • Wrenching Surface Shape: OVAL FIRST END INTERNAL
  • Material: STEEL OVERALL
  • Surface Treatment: CHROMIUM OVERALL
  • Wrenching End Offset Angle: 15.0 DEGREES NOMINAL
  • Wrenching Surface Size: 1.188 INCHES NOMINAL BOTH ENDS IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,box and Open End,combinat, cataloged under National Stock Number 5120-01-367-3384, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Armstrong Bros Tool Co. Government technical data includes 8 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-367-3384
Primary Part Number25-238
Item NameWrench,box and Open End,combinat
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerArmstrong Bros Tool Co
StatusACTIVE
Style DesignatorOFFSET
Head Angle15.0 DEGREES NOMINAL
Wrenching Surface ShapeOVAL FIRST END INTERNAL
MaterialSTEEL OVERALL
Surface TreatmentCHROMIUM OVERALL
Wrenching End Offset Angle15.0 DEGREES NOMINAL
Wrenching Surface Size1.188 INCHES NOMINAL BOTH ENDS IN
Wrenching Surface Shape12 POINT SECOND END INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3020-00-055-7623 INTERCHANGEABLE
Pulley,speed Decreaser
5950-00-103-4950M50-17 INTERCHANGEABLE
Reactor
Torotel, Inc. Div Torotel Products, Inc.
5935-00-149-348325238 INTERCHANGEABLE
Connector,receptacle,electrical
Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
5940-00-581-636725238 INTERCHANGEABLE
Terminal,lug
Goodrich Corporation Dba Goodrich Corp
5330-01-194-455325832 INTERCHANGEABLE
Seal Parts Kit
Twg Canada Consolidated Inc
Cross-Reference Index
Part NumberManufacturer
25-238 Armstrong Bros Tool Co (USA)
25-238 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
25-238 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
3020-00-055-7623INTERCHANGEABLE
PULLEY,SPEED DECREASER
5950-00-103-4950INTERCHANGEABLE
REACTOR
M50-17
5935-00-149-3483INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
25238
5940-00-581-6367INTERCHANGEABLE
TERMINAL,LUG
25238
5330-01-194-4553INTERCHANGEABLE
SEAL PARTS KIT
25832

Frequently Asked Questions

What is NSN 5120-01-367-3384?

NSN 5120-01-367-3384 is a Wrench,box and Open End,combinat, manufactured by Armstrong Bros Tool Co, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-367-3384?

NSN 5120-01-367-3384 has 3 cross-referenced part numbers: 25-238 (Armstrong Bros Tool Co), 25-238 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 25-238 (Apex Tool Group, Llc Dba Nicholson).

What NSN replaces 5120-01-367-3384?

There are 5 known substitutes for 5120-01-367-3384: 3020-00-055-7623, 5950-00-103-4950, 5935-00-149-3483 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25-238?

Key specifications for 25-238: Overall Length: 18.125 INCHES NOMINAL IN; Style Designator: OFFSET; Head Angle: 15.0 DEGREES NOMINAL; Wrenching Surface Shape: OVAL FIRST END INTERNAL. 9 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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