PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25-226Wrench,box and Open End,combinat

Armstrong Bros Tool Co · NSN 5120-01-367-3378 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-367-3378 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-367-3378. Primary manufacturer part number: 25-226.
Features
  • Wrench,box and Open End,combinat — FSC 5120
  • Wrenching End Offset Angle: 15.0 DEGREES NOMINAL
  • Wrenching Surface Shape: 12 POINT SECOND END INTERNAL
  • Style Designator: OFFSET
  • Head Angle: 15.0 DEGREES NOMINAL
  • Nondefinitive Spec/std Data: 2 TYPE AND 4 CLASS AND C STYLE
  • Wrenching Surface Size: 0.812 INCHES NOMINAL BOTH ENDS IN
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,box and Open End,combinat, cataloged under National Stock Number 5120-01-367-3378, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-367-3378
Primary Part Number25-226
Item NameWrench,box and Open End,combinat
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerArmstrong Bros Tool Co
StatusACTIVE
Wrenching End Offset Angle15.0 DEGREES NOMINAL
Wrenching Surface Shape12 POINT SECOND END INTERNAL
Style DesignatorOFFSET
Head Angle15.0 DEGREES NOMINAL
Nondefinitive Spec/std Data2 TYPE AND 4 CLASS AND C STYLE
Wrenching Surface Size0.812 INCHES NOMINAL BOTH ENDS IN
MaterialSTEEL OVERALL
Surface TreatmentCHROMIUM OVERALL
Specification/standard Data0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Wrenching Surface ShapeOVAL FIRST END INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5310-00-010-560627040BTC INTERCHANGEABLE
Nut,plain,square
Badger Truck and Automotive Group, Inc.
4820-00-138-183381661B INTERCHANGEABLE
Valve,flow Control
Griswold Industries Dba Cla-Val Co
6680-00-358-2681AA7B3100 INTERCHANGEABLE
Gage Rod-Cap,liquid Level
American Terra Vehicles Inc
4730-00-588-26874CM4BR INTERCHANGEABLE
Adapter,straight,pipe to Tube
Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
4820-00-837-8184115-4-50 INTERCHANGEABLE
Valve,safety Relief
Mid-State Sales, Inc. Div Defense Products Group
3455-01-025-981919553 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
6145-01-212-0270 INTERCHANGEABLE
Wire,electrical
4820-01-377-664881661 INTERCHANGEABLE
Stem,fluid Valve
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
Cross-Reference Index
Part NumberManufacturer
25-226 Armstrong Bros Tool Co (USA)
AS954 Society of Automotive Engineers Inc (USA)
AS954 TY2CL4STA General Services Administration Federal Supply Service (USA)
AS954 Sae International Dba Sae International (USA)
25-226 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
25-226 Apex Tool Group, Llc Dba Nicholson (USA)
AS954 TY2CL4STC General Services Administration Federal Supply Service (USA)
81661 Apex Tool Group, Llc Dba Nicholson (USA)
456720008901 Ncb Hungary (honvedsegi Egyseges Termekkod) (HUN)
Related Parts
5310-00-010-5606INTERCHANGEABLE
NUT,PLAIN,SQUARE
27040BTC
4820-00-138-1833INTERCHANGEABLE
VALVE,FLOW CONTROL
81661B
6680-00-358-2681INTERCHANGEABLE
GAGE ROD-CAP,LIQUID LEVEL
AA7B3100
4730-00-588-2687INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
4CM4BR
4820-00-837-8184INTERCHANGEABLE
VALVE,SAFETY RELIEF
115-4-50
3455-01-025-9819INTERCHANGEABLE
REAMER,MACHINE
19553
6145-01-212-0270INTERCHANGEABLE
WIRE,ELECTRICAL
4820-01-377-6648INTERCHANGEABLE
STEM,FLUID VALVE
81661

Frequently Asked Questions

What is NSN 5120-01-367-3378?

NSN 5120-01-367-3378 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 5120-01-367-3378?

NSN 5120-01-367-3378 has 9 cross-referenced part numbers: 25-226 (Armstrong Bros Tool Co), AS954 (Society of Automotive Engineers Inc), AS954 TY2CL4STA (General Services Administration Federal Supply Service), AS954 (Sae International Dba Sae International), 25-226 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.) and 4 more.

What NSN replaces 5120-01-367-3378?

There are 8 known substitutes for 5120-01-367-3378: 5310-00-010-5606, 4820-00-138-1833, 6680-00-358-2681 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25-226?

Key specifications for 25-226: Wrenching End Offset Angle: 15.0 DEGREES NOMINAL; Wrenching Surface Shape: 12 POINT SECOND END INTERNAL; Style Designator: OFFSET; Head Angle: 15.0 DEGREES NOMINAL. 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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