PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.39Wrench,open End

The American Society of Mechanical Engineers · NSN 5120-00-277-7025 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-277-7025 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-277-7025. Primary manufacturer part number: B107.39.
Features
  • Wrench,open End — FSC 5120
  • Environmental Attribute Code: PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
  • Small End Head Angle: 15.0 DEGREES NOMINAL
  • Style Designator: DOUBLE HEAD
  • Wrenching Surface Size: 0.938 INCHES NOMINAL FIRST END IN
  • Surface Treatment: CHROMIUM OVERALL
  • Specification/standard Data: 05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Nondefinitive Spec/std Data: 1 TYPE
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-00-277-7025, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 24 commercial cross-references from 19 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-277-7025
Primary Part NumberB107.39
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusCANCELLED
Environmental Attribute CodePLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
Small End Head Angle15.0 DEGREES NOMINAL
Style DesignatorDOUBLE HEAD
Wrenching Surface Size0.938 INCHES NOMINAL FIRST END IN
Surface TreatmentCHROMIUM OVERALL
Specification/standard Data05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Nondefinitive Spec/std Data1 TYPE
Large End Head Thickness0.422 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Wrenching Surface Size1.000 INCHES NOMINAL SECOND END IN
Small End Head Thickness0.438 INCHES MAXIMUM IN
Large End Head Angle15.0 DEGREES NOMINAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
3110-00-144-8518 INTERCHANGEABLE
Bearing,ball,annular
4940-00-273-370026-151 INTERCHANGEABLE
Cutter,milling,commutator Mica
Ideal Industries, Inc.
5935-00-295-5006SC-C-41380 INTERCHANGEABLE
Connector,receptacle,electrical
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5330-00-423-870026151 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5120-00-600-33065120-00-600-3306 INTERCHANGEABLE
Puller,mechanical
General Services Administration Federal Supply Service
4320-01-072-187626151 INTERCHANGEABLE
Base,mount
Cadillac Gage Textron Inc.
5325-01-114-409125951 INTERCHANGEABLE
Insert,screw Thread
Jergens Inc Div Tooling Components Division
5120-01-335-1216 INTERCHANGEABLE
Wrench,open End
5120-01-535-0776 INTERCHANGEABLE
Wrench,open End
5342-01-718-995826151 INTERCHANGEABLE
Cap,protective,dust and Moisture
Smiths Detection Inc. Dba Smiths Detection Inc Casc
Cross-Reference Index
Part NumberManufacturer
B107.39 The American Society of Mechanical Engineers (USA)
B107.100 CAT 39 TY1CL1 General Services Administration Federal Supply Service (USA)
26-151 Apex Tool Group, Llc Dba Nicholson (USA)
B107.39 TY1CL1 General Services Administration Federal Supply Service (USA)
26-151 Armstrong Bros Tool Co (USA)
VO3032B Vanas (BEL)
VO3032B Cebeo (BEL)
11955789-5 Fnss Savunma Sistemleri Anonim Sirketi (TUR)
B107.6 The American Society of Mechanical Engineers (USA)
10424440 Nimikkeistokeskus Ncb Finland (FIN)
A26-151 Henchman Group Pty Ltd the Trustee for Henchman Unit Trust (AUS)
VO3032B Stokvis Tapes France (anciennement Adera) (FRA)
5120PL1328552 Jednolity Indeks Materialowy - Uniform Material Index (POL)
GGG-W-636 TY4 General Services Administration Federal Supply Service (USA)
A-A-1356 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
26-151 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
11655789-5 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
GGG-W-636 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
B107.100 CAT 39 TY1 General Services Administration Federal Supply Service (USA)
A26-151 Henchman Products Pty Ltd (AUS)
Related Parts
3110-00-144-8518INTERCHANGEABLE
BEARING,BALL,ANNULAR
4940-00-273-3700INTERCHANGEABLE
CUTTER,MILLING,COMMUTATOR MICA
26-151
5935-00-295-5006INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
SC-C-41380
5330-00-423-8700INTERCHANGEABLE
GASKET
26151
5120-00-600-3306INTERCHANGEABLE
PULLER,MECHANICAL
5120-00-600-3306
4320-01-072-1876INTERCHANGEABLE
BASE,MOUNT
26151
5325-01-114-4091INTERCHANGEABLE
INSERT,SCREW THREAD
25951
5120-01-335-1216INTERCHANGEABLE
WRENCH,OPEN END
5120-01-535-0776INTERCHANGEABLE
WRENCH,OPEN END
5342-01-718-9958INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
26151

Frequently Asked Questions

What is NSN 5120-00-277-7025?

NSN 5120-00-277-7025 is a Wrench,open End, manufactured by The American Society of Mechanical Engineers, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-277-7025?

NSN 5120-00-277-7025 has 24 cross-referenced part numbers: B107.39 (The American Society of Mechanical Engineers), B107.100 CAT 39 TY1CL1 (General Services Administration Federal Supply Service), 26-151 (Apex Tool Group, Llc Dba Nicholson), B107.39 TY1CL1 (General Services Administration Federal Supply Service), 26-151 (Armstrong Bros Tool Co) and 19 more.

What NSN replaces 5120-00-277-7025?

There are 10 known substitutes for 5120-00-277-7025: 3110-00-144-8518, 4940-00-273-3700, 5935-00-295-5006 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B107.39?

Key specifications for B107.39: Environmental Attribute Code: PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT; Small End Head Angle: 15.0 DEGREES NOMINAL; Overall Length: 10.015 INCHES MINIMUM IN; Style Designator: DOUBLE HEAD. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-277-7025 still in active supply?

NSN 5120-00-277-7025 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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