PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.300Screwdriver,torque

The American Society of Mechanical Engineers · NSN 5120-01-539-6839 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-539-6839 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-539-6839. Primary manufacturer part number: B107.300.
Features
  • Screwdriver,torque — FSC 5120
  • Drive End Shape: HEXAGON SINGLE END INTERNAL
  • Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN
  • Torque Scale Graduation: 0.1 INCH-POUNDS AND 0.01 METER-NEWTON IN
  • Torque Signal Method: AUDIBLE
  • Torque Capacity: 2.0 INCH-POUNDS MINIMUM AND 10.0 INCH-POUNDS MAXIMUM AND 0.23 METER-NEWTON MINIMUM AND 1.13 METER-NEWTON MAXIMUM IN
  • Nondefinitive Spec/std Data: 3 TYPE AND A CLASS AND 1 STYLE AND B DESIGN
  • Material: ALUMINUM OVERALL
Applications
  • Applications requiring Aluminum Overall construction
General Description

The Screwdriver,torque, cataloged under National Stock Number 5120-01-539-6839, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 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
NSN5120-01-539-6839
Primary Part NumberB107.300
Item NameScrewdriver,torque
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusACTIVE
Drive End ShapeHEXAGON SINGLE END INTERNAL
Drive Surface Size0.250 INCHES NOMINAL SINGLE END IN
Torque Scale Graduation0.1 INCH-POUNDS AND 0.01 METER-NEWTON IN
Torque Signal MethodAUDIBLE
Torque Capacity2.0 INCH-POUNDS MINIMUM AND 10.0 INCH-POUNDS MAXIMUM AND 0.23 METER-NEWTON MINIMUM AND 1.13 METER-NEWTON MAXIMUM IN
Nondefinitive Spec/std Data3 TYPE AND A CLASS AND 1 STYLE AND B DESIGN
MaterialALUMINUM OVERALL
Specification/standard Data05047-ASME B107.300 CAT 14 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-021-2041 INTERCHANGEABLE
Screwdriver,torque
5120-00-896-3692 INTERCHANGEABLE
Screwdriver,torque
5120-00-931-8361 INTERCHANGEABLE
Screwdriver,torque
5120-00-943-0941 INTERCHANGEABLE
Screwdriver,torque
5120-01-399-9052 INTERCHANGEABLE
Screwdriver,torque
5120-01-399-9053 INTERCHANGEABLE
Screwdriver,torque
5120-01-430-6876 INTERCHANGEABLE
Screwdriver,torque
5120-01-430-8585 INTERCHANGEABLE
Screwdriver,torque
5120-01-449-8231 INTERCHANGEABLE
Screwdriver,torque
5120-01-483-4441 INTERCHANGEABLE
Handle,screwdriver
Cross-Reference Index
Part NumberManufacturer
B107.300 The American Society of Mechanical Engineers (USA)
B107.14 The American Society of Mechanical Engineers (USA)
K19/5MOB000415 L3harris Technologies, Inc. Div Pspc (USA)
12RTD Tohnichi America Corp (USA)
B107.300 CAT 14 TY3CLAST1DEB General Services Administration Federal Supply Service (USA)
B107.14 TY3CLAST1DEB General Services Administration Federal Supply Service (USA)
12RTD-A Tohnichi America Corp (USA)
RTD10I Tohnichi America Corp (USA)
Related Parts
5120-00-021-2041INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-00-896-3692INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-00-931-8361INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-00-943-0941INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-01-399-9052INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-01-399-9053INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-01-430-6876INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-01-430-8585INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-01-449-8231INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-01-483-4441INTERCHANGEABLE
HANDLE,SCREWDRIVER
5120-01-509-0862INTERCHANGEABLE
SCREWDRIVER,TORQUE
QDRIVER4
5120-01-509-0882INTERCHANGEABLE
SCREWDRIVER,TORQUE

Frequently Asked Questions

What is NSN 5120-01-539-6839?

NSN 5120-01-539-6839 is a Screwdriver,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 5120-01-539-6839?

NSN 5120-01-539-6839 has 8 cross-referenced part numbers: B107.300 (The American Society of Mechanical Engineers), B107.14 (The American Society of Mechanical Engineers), K19/5MOB000415 (L3harris Technologies, Inc. Div Pspc), 12RTD (Tohnichi America Corp), B107.300 CAT 14 TY3CLAST1DEB (General Services Administration Federal Supply Service) and 3 more.

What NSN replaces 5120-01-539-6839?

There are 12 known substitutes for 5120-01-539-6839: 5120-00-021-2041, 5120-00-896-3692, 5120-00-931-8361 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B107.300?

Key specifications for B107.300: Drive End Shape: HEXAGON SINGLE END INTERNAL; Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN; Overall Length: 5.120 INCHES NOMINAL IN; Torque Scale Graduation: 0.1 INCH-POUNDS AND 0.01 METER-NEWTON IN. 10 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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