PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BT-1RWrench,torque

Seekonk Manufacturing Company, Inc. Dba Seekonk Manufacturing Co Inc · NSN 5120-00-618-4790 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-618-4790 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-618-4790. Primary manufacturer part number: BT-1R.
Features
  • Wrench,torque — FSC 5120
  • Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN
  • Furnished Items: CASE
  • Drive End Shape: SQUARE SINGLE END EXTERNAL
  • Nondefinitive Spec/std Data: 3 TYPE AND B CLASS AND 2 STYLE
  • Specification/standard Data: 05047-ASME B107.300 CAT 14 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Torque Capacity: 2.0 INCH-POUNDS MINIMUM AND 50.0 INCH-POUNDS MAXIMUM IN
  • Torque Signal Method: FEEL IMPULSE
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,torque, cataloged under National Stock Number 5120-00-618-4790, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Seekonk Manufacturing Company, Inc. Dba Seekonk Manufacturing Co Inc. Government technical data includes 10 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-618-4790
Primary Part NumberBT-1R
Item NameWrench,torque
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerSeekonk Manufacturing Company, Inc. Dba Seekonk Manufacturing Co Inc
StatusCANCELLED
Drive Surface Size0.250 INCHES NOMINAL SINGLE END IN
Furnished ItemsCASE
Drive End ShapeSQUARE SINGLE END EXTERNAL
Nondefinitive Spec/std Data3 TYPE AND B CLASS AND 2 STYLE
Specification/standard Data05047-ASME B107.300 CAT 14 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Torque Capacity2.0 INCH-POUNDS MINIMUM AND 50.0 INCH-POUNDS MAXIMUM IN
Torque Signal MethodFEEL IMPULSE
Style DesignatorRIGID FRAME T-HANDLE
MaterialSTEEL OVERALL
Surface TreatmentCHROMIUM OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5120-00-104-1836 INTERCHANGEABLE
Wrench,torque
5120-01-046-63555168333-1 INTERCHANGEABLE
Wrench,torque
Naval Sea Systems Command
5120-01-046-63565168333-2 INTERCHANGEABLE
Wrench,torque
Naval Sea Systems Command
5120-01-120-7986 INTERCHANGEABLE
Wrench,torque
5120-01-344-28745507A811 INTERCHANGEABLE
Wrench,torque
Mcmaster-Carr Supply Co
5120-01-624-38095507A811 (38 IN-LBS) INTERCHANGEABLE
Wrench,torque
Mcmaster-Carr Supply Co
5120-01-688-35265507A811 (22 IN-LBS) INTERCHANGEABLE
Wrench,torque
Mcmaster-Carr Supply Co
Cross-Reference Index
Part NumberManufacturer
BT-1R Seekonk Manufacturing Company, Inc. Dba Seekonk Manufacturing Co Inc (USA)
B107.14 TY3CLBST2 General Services Administration Federal Supply Service (USA)
B107.300 The American Society of Mechanical Engineers (USA)
B107.14 The American Society of Mechanical Engineers (USA)
B107.14M The American Society of Mechanical Engineers (USA)
A-A-2413 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
B107.300 CAT 14 TY3CLBST2 General Services Administration Federal Supply Service (USA)
B107.14M TY3CLBST2 General Services Administration Federal Supply Service (USA)
Related Parts
5120-00-104-1836INTERCHANGEABLE
WRENCH,TORQUE
5120-01-046-6355INTERCHANGEABLE
WRENCH,TORQUE
5168333-1
5120-01-046-6356INTERCHANGEABLE
WRENCH,TORQUE
5168333-2
5120-01-120-7986INTERCHANGEABLE
WRENCH,TORQUE
5120-01-344-2874INTERCHANGEABLE
WRENCH,TORQUE
5507A811
5120-01-624-3809INTERCHANGEABLE
WRENCH,TORQUE
5507A811 (38 IN-LBS)
5120-01-688-3526INTERCHANGEABLE
WRENCH,TORQUE
5507A811 (22 IN-LBS)

Frequently Asked Questions

What is NSN 5120-00-618-4790?

NSN 5120-00-618-4790 is a Wrench,torque, manufactured by Seekonk Manufacturing Company, Inc. Dba Seekonk Manufacturing Co Inc, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-618-4790?

NSN 5120-00-618-4790 has 8 cross-referenced part numbers: BT-1R (Seekonk Manufacturing Company, Inc. Dba Seekonk Manufacturing Co Inc), B107.14 TY3CLBST2 (General Services Administration Federal Supply Service), B107.300 (The American Society of Mechanical Engineers), B107.14 (The American Society of Mechanical Engineers), B107.14M (The American Society of Mechanical Engineers) and 3 more.

What NSN replaces 5120-00-618-4790?

There are 7 known substitutes for 5120-00-618-4790: 5120-00-104-1836, 5120-01-046-6355, 5120-01-046-6356 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BT-1R?

Key specifications for BT-1R: Drive Surface Size: 0.250 INCHES NOMINAL SINGLE END IN; Furnished Items: CASE; Drive End Shape: SQUARE SINGLE END EXTERNAL; Nondefinitive Spec/std Data: 3 TYPE AND B CLASS AND 2 STYLE. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-618-4790 still in active supply?

NSN 5120-00-618-4790 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.
PartsTable Design LLC · partstable.com