PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.100Wrench,open End

The American Society of Mechanical Engineers · NSN 5120-01-581-8325 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-581-8325 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-581-8325. Primary manufacturer part number: B107.100.
Features
  • Wrench,open End — FSC 5120
  • Wrenching Surface Size: 10.0 MILLIMETERS NOMINAL FIRST END MM
  • Surface Treatment: CHROMIUM OVERALL
  • Nondefinitive Spec/std Data: 1 TYPE
  • Wrenching Surface Shape: OVAL BOTH ENDS INTERNAL
  • Features Provided: FULL POLISH
  • Small End Head Angle: 15.0 DEGREES NOMINAL
  • Small End Head Thickness: 22.2 MILLIMETERS NOMINAL MM
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-01-581-8325, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-581-8325
Primary Part NumberB107.100
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusACTIVE
Wrenching Surface Size10.0 MILLIMETERS NOMINAL FIRST END MM
Surface TreatmentCHROMIUM OVERALL
Nondefinitive Spec/std Data1 TYPE
Wrenching Surface ShapeOVAL BOTH ENDS INTERNAL
Features ProvidedFULL POLISH
Small End Head Angle15.0 DEGREES NOMINAL
Small End Head Thickness22.2 MILLIMETERS NOMINAL MM
Large End Head Angle15.0 DEGREES NOMINAL
Wrenching Surface Size11.0 MILLIMETERS NOMINAL SECOND END MM
MaterialSTEEL OVERALL
Specification/standard Data05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Large End Head Thickness24.6 MILLIMETERS NOMINAL MM
Style DesignatorDOUBLE HEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
1650-00-282-300853034 INTERCHANGEABLE
Filter Element,fluid
Pti Technologies Inc.
4320-01-374-8278 INTERCHANGEABLE
Head,piston,special
5930-01-393-8769 INTERCHANGEABLE
Switch,pressure
Cross-Reference Index
Part NumberManufacturer
B107.100 The American Society of Mechanical Engineers (USA)
53-034 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
53-034 Armstrong Bros Tool Co (USA)
B107.39 The American Society of Mechanical Engineers (USA)
B107.100 CAT 39 TY1 General Services Administration Federal Supply Service (USA)
B107.39 TY1CL1 General Services Administration Federal Supply Service (USA)
53-034 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
1650-00-282-3008INTERCHANGEABLE
FILTER ELEMENT,FLUID
53034
4320-01-374-8278INTERCHANGEABLE
HEAD,PISTON,SPECIAL
5930-01-393-8769INTERCHANGEABLE
SWITCH,PRESSURE

Frequently Asked Questions

What is NSN 5120-01-581-8325?

NSN 5120-01-581-8325 is a Wrench,open End, 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 5120-01-581-8325?

NSN 5120-01-581-8325 has 7 cross-referenced part numbers: B107.100 (The American Society of Mechanical Engineers), 53-034 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 53-034 (Armstrong Bros Tool Co), B107.39 (The American Society of Mechanical Engineers), B107.100 CAT 39 TY1 (General Services Administration Federal Supply Service) and 2 more.

What NSN replaces 5120-01-581-8325?

There are 3 known substitutes for 5120-01-581-8325: 1650-00-282-3008, 4320-01-374-8278, 5930-01-393-8769. Verify interchangeability with system specifications before substitution.

What are the specifications of B107.100?

Key specifications for B107.100: Overall Length: 110.0 MILLIMETERS MINIMUM MM; Wrenching Surface Size: 10.0 MILLIMETERS NOMINAL FIRST END MM; Surface Treatment: CHROMIUM OVERALL; Nondefinitive Spec/std Data: 1 TYPE. 14 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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