PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.100Wrench,box and Open End,combinat

The American Society of Mechanical Engineers · NSN 5120-01-430-8166 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-430-8166 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-430-8166. Primary manufacturer part number: B107.100.
Features
  • Wrench,box and Open End,combinat — FSC 5120
  • Wrenching Surface Shape: OVAL FIRST END INTERNAL
  • Surface Treatment: CHROMIUM OVERALL
  • Material: STEEL OVERALL
  • Nondefinitive Spec/std Data: 2 TYPE AND 4 CLASS AND C STYLE
  • Wrenching Surface Shape: 12 POINT SECOND END INTERNAL
  • Specification/standard Data: 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Wrenching Surface Size: 1.625 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 5120-01-430-8166, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 9 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
NSN5120-01-430-8166
Primary Part NumberB107.100
Item NameWrench,box and Open End,combinat
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusACTIVE
Wrenching Surface ShapeOVAL FIRST END INTERNAL
Surface TreatmentCHROMIUM OVERALL
MaterialSTEEL OVERALL
Nondefinitive Spec/std Data2 TYPE AND 4 CLASS AND C STYLE
Wrenching Surface Shape12 POINT SECOND END INTERNAL
Specification/standard Data0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Wrenching Surface Size1.625 INCHES NOMINAL BOTH ENDS IN
Style DesignatorOFFSET
Head Angle15.0 DEGREES NOMINAL
Wrenching End Offset Angle15.0 DEGREES NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5305-00-151-0361 INTERCHANGEABLE
Screw,machine
2910-00-209-153520228 INTERCHANGEABLE
Weight Retainer Assembly
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5133-00-228-1414 INTERCHANGEABLE
Drill,twist
3040-00-292-3163 INTERCHANGEABLE
Clamp,hub
6105-01-097-8661386-9665 INTERCHANGEABLE
Motor,direct Current
Caterpillar Inc Div Caterpillar Defense
5962-01-100-2387 INTERCHANGEABLE
Microcircuit,digital
5830-01-328-1945 INTERCHANGEABLE
Microphone Station
5830-01-353-636320-228 INTERCHANGEABLE
Intercommunication Station
L3 Technologies, Inc.
Cross-Reference Index
Part NumberManufacturer
B107.100 The American Society of Mechanical Engineers (USA)
07345807 Blackwood J. Blackwood & Son Pty Ltd (AUS)
AS954 Society of Automotive Engineers Inc (USA)
20228 Easco Hand Tools Inc (USA)
B107.6 TY1 General Services Administration Federal Supply Service (USA)
AS954 TY2CL4STC General Services Administration Federal Supply Service (USA)
AS954 Sae International Dba Sae International (USA)
20228 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
B107.6 The American Society of Mechanical Engineers (USA)
AS954 TY2CL4STA General Services Administration Federal Supply Service (USA)
20228 Apex Tool Group, Llc Dba Nicholson (USA)
SCO1-58 Jbs Tools (AUS)
Related Parts
5305-00-151-0361INTERCHANGEABLE
SCREW,MACHINE
2910-00-209-1535INTERCHANGEABLE
WEIGHT RETAINER ASSEMBLY
20228
5133-00-228-1414INTERCHANGEABLE
DRILL,TWIST
3040-00-292-3163INTERCHANGEABLE
CLAMP,HUB
6105-01-097-8661INTERCHANGEABLE
MOTOR,DIRECT CURRENT
386-9665
5962-01-100-2387INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5830-01-328-1945INTERCHANGEABLE
MICROPHONE STATION
5830-01-353-6363INTERCHANGEABLE
INTERCOMMUNICATION STATION
20-228

Frequently Asked Questions

What is NSN 5120-01-430-8166?

NSN 5120-01-430-8166 is a Wrench,box and Open End,combinat, manufactured by The American Society of Mechanical Engineers, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-430-8166?

NSN 5120-01-430-8166 has 12 cross-referenced part numbers: B107.100 (The American Society of Mechanical Engineers), 07345807 (Blackwood J. Blackwood & Son Pty Ltd), AS954 (Society of Automotive Engineers Inc), 20228 (Easco Hand Tools Inc), B107.6 TY1 (General Services Administration Federal Supply Service) and 7 more.

What NSN replaces 5120-01-430-8166?

There are 8 known substitutes for 5120-01-430-8166: 5305-00-151-0361, 2910-00-209-1535, 5133-00-228-1414 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B107.100?

Key specifications for B107.100: Wrenching Surface Shape: OVAL FIRST END INTERNAL; Surface Treatment: CHROMIUM OVERALL; Material: STEEL OVERALL; Nondefinitive Spec/std Data: 2 TYPE AND 4 CLASS AND C STYLE. 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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