PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25-254Wrench,box and Open End,combinat

Armstrong Bros Tool Co · NSN 5120-01-367-3366 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-367-3366 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-367-3366. Primary manufacturer part number: 25-254.
Features
  • Wrench,box and Open End,combinat — FSC 5120
  • Style Designator: OFFSET
  • Head Angle: 15.0 DEGREES NOMINAL
  • Material: STEEL OVERALL
  • Wrenching End Offset Angle: 15.0 DEGREES NOMINAL
  • Wrenching Surface Size: 1.688 INCHES NOMINAL BOTH ENDS IN
  • Wrenching Surface Shape: OVAL FIRST END INTERNAL
  • Surface Treatment: CHROMIUM OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,box and Open End,combinat, cataloged under National Stock Number 5120-01-367-3366, 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-367-3366
Primary Part Number25-254
Item NameWrench,box and Open End,combinat
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerArmstrong Bros Tool Co
StatusCANCELLED
Style DesignatorOFFSET
Head Angle15.0 DEGREES NOMINAL
MaterialSTEEL OVERALL
Wrenching End Offset Angle15.0 DEGREES NOMINAL
Wrenching Surface Size1.688 INCHES NOMINAL BOTH ENDS IN
Wrenching Surface ShapeOVAL FIRST END INTERNAL
Surface TreatmentCHROMIUM OVERALL
Wrenching Surface Shape12 POINT SECOND END INTERNAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5910-00-104-9654252-54 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Dukes Aerospace, Inc.
5365-00-109-056125254 INTERCHANGEABLE
Spacer,sleeve
Triumph Engine Control Systems Llc
6125-00-185-1074MG153 INTERCHANGEABLE
Motor-Generator
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5133-00-228-1409 INTERCHANGEABLE
Drill,twist
2805-00-358-2321AA7I209 INTERCHANGEABLE
Cup
American Terra Vehicles Inc
5935-00-518-7072 INTERCHANGEABLE
Connector,receptacle,electrical
5950-00-706-9465 INTERCHANGEABLE
Transformer,audio Frequency
5330-01-170-8635 INTERCHANGEABLE
Seal,kit
5975-01-538-0573 INTERCHANGEABLE
Box Assy,high Volta
Cross-Reference Index
Part NumberManufacturer
25-254 Armstrong Bros Tool Co (USA)
25-254 Apex Tool Group, Llc Dba Nicholson (USA)
25-254 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
Related Parts
5910-00-104-9654INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
252-54
5365-00-109-0561INTERCHANGEABLE
SPACER,SLEEVE
25254
6125-00-185-1074INTERCHANGEABLE
MOTOR-GENERATOR
MG153
5133-00-228-1409INTERCHANGEABLE
DRILL,TWIST
2805-00-358-2321INTERCHANGEABLE
CUP
AA7I209
5935-00-518-7072INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5950-00-706-9465INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5330-01-170-8635INTERCHANGEABLE
SEAL,KIT
5975-01-538-0573INTERCHANGEABLE
BOX ASSY,HIGH VOLTA

Frequently Asked Questions

What is NSN 5120-01-367-3366?

NSN 5120-01-367-3366 is a Wrench,box and Open End,combinat, manufactured by Armstrong Bros Tool Co, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-01-367-3366?

NSN 5120-01-367-3366 has 3 cross-referenced part numbers: 25-254 (Armstrong Bros Tool Co), 25-254 (Apex Tool Group, Llc Dba Nicholson), 25-254 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.).

What NSN replaces 5120-01-367-3366?

There are 9 known substitutes for 5120-01-367-3366: 5910-00-104-9654, 5365-00-109-0561, 6125-00-185-1074 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25-254?

Key specifications for 25-254: Style Designator: OFFSET; Head Angle: 15.0 DEGREES NOMINAL; Material: STEEL OVERALL; Wrenching End Offset Angle: 15.0 DEGREES NOMINAL. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-367-3366 still in active supply?

NSN 5120-01-367-3366 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.
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