PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.300Wrench,torque

The American Society of Mechanical Engineers · NSN 5120-01-355-1780 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-355-1780 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-355-1780. Primary manufacturer part number: B107.300.
Features
  • Wrench,torque — FSC 5120
  • Torque Scale Graduation: 2.00 FOOT-POUNDS FT
  • Torque Indicating Mechanism: MICROMETER
  • Style Designator: MICROMETER END DRIVE
  • Specification/standard Data: 81348-SAE AS28431 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Material: STEEL OVERALL
  • Furnished Items: CASE
  • Drive End Shape: SQUARE SINGLE END EXTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,torque, cataloged under National Stock Number 5120-01-355-1780, 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 10 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-355-1780
Primary Part NumberB107.300
Item NameWrench,torque
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusACTIVE
Torque Scale Graduation2.00 FOOT-POUNDS FT
Torque Indicating MechanismMICROMETER
Style DesignatorMICROMETER END DRIVE
Specification/standard Data81348-SAE AS28431 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MaterialSTEEL OVERALL
Furnished ItemsCASE
Drive End ShapeSQUARE SINGLE END EXTERNAL
Surface TreatmentCHROMIUM OVERALL
Nondefinitive Spec/std Data2 TYPE AND 2 CLASS
Torque Capacity20.0 FOOT-POUNDS MINIMUM AND 100.0 FOOT-POUNDS MAXIMUM FT
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
Torque Signal MethodAUDIBLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-430-8889 INTERCHANGEABLE
Wrench,torque
5120-01-130-8880 INTERCHANGEABLE
Wrench,torque
5120-01-292-1562 INTERCHANGEABLE
Wrench,torque
5120-01-351-2048 INTERCHANGEABLE
Wrench,torque
5120-01-355-1778 INTERCHANGEABLE
Wrench,torque
5120-01-355-1779 INTERCHANGEABLE
Wrench,torque
5120-01-355-1782TQR250E INTERCHANGEABLE
Wrench,torque
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5120-01-374-1926 INTERCHANGEABLE
Wrench,torque
5120-01-374-1928 INTERCHANGEABLE
Wrench,torque
5120-01-374-1930 INTERCHANGEABLE
Wrench,torque
Cross-Reference Index
Part NumberManufacturer
B107.300 The American Society of Mechanical Engineers (USA)
TQR100B Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
AS28431 Sae International Dba Sae International (USA)
TQR100A Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
AS28431 TY2CL2 General Services Administration Federal Supply Service (USA)
B107.14M The American Society of Mechanical Engineers (USA)
B107.14M TY2CLAST2DEB General Services Administration Federal Supply Service (USA)
B107.14 TY2CLAST2DEB General Services Administration Federal Supply Service (USA)
AS28431 Society of Automotive Engineers Inc (USA)
B107.14 The American Society of Mechanical Engineers (USA)
Related Parts
5120-00-430-8889INTERCHANGEABLE
WRENCH,TORQUE
5120-01-130-8880INTERCHANGEABLE
WRENCH,TORQUE
5120-01-292-1562INTERCHANGEABLE
WRENCH,TORQUE
5120-01-351-2048INTERCHANGEABLE
WRENCH,TORQUE
5120-01-355-1778INTERCHANGEABLE
WRENCH,TORQUE
5120-01-355-1779INTERCHANGEABLE
WRENCH,TORQUE
5120-01-355-1782INTERCHANGEABLE
WRENCH,TORQUE
TQR250E
5120-01-374-1926INTERCHANGEABLE
WRENCH,TORQUE
5120-01-374-1928INTERCHANGEABLE
WRENCH,TORQUE
5120-01-374-1930INTERCHANGEABLE
WRENCH,TORQUE
5120-01-374-1932INTERCHANGEABLE
WRENCH,TORQUE
5120-01-374-1936INTERCHANGEABLE
WRENCH,TORQUE

Frequently Asked Questions

What is NSN 5120-01-355-1780?

NSN 5120-01-355-1780 is a Wrench,torque, 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 5120-01-355-1780?

NSN 5120-01-355-1780 has 10 cross-referenced part numbers: B107.300 (The American Society of Mechanical Engineers), TQR100B (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), AS28431 (Sae International Dba Sae International), TQR100A (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), AS28431 TY2CL2 (General Services Administration Federal Supply Service) and 5 more.

What NSN replaces 5120-01-355-1780?

There are 12 known substitutes for 5120-01-355-1780: 5120-00-430-8889, 5120-01-130-8880, 5120-01-292-1562 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B107.300?

Key specifications for B107.300: Torque Scale Graduation: 2.00 FOOT-POUNDS FT; Torque Indicating Mechanism: MICROMETER; Style Designator: MICROMETER END DRIVE; Special Features: RATCHET HEAD; PLAIN STEEL HANDLE; KNOB ADJUSTMENT; CLOCKWISE TORQUING ONLY. 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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