PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TQSS4AScrewdriver,torque

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-00-104-1739 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-104-1739 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-104-1739. Primary manufacturer part number: TQSS4A.
Features
  • Screwdriver,torque — FSC 5120
  • Style Designator: ENCLOSED DIAL
  • Surface Treatment: CHROMIUM OVERALL
  • Material: STEEL OVERALL
  • Nondefinitive Spec/std Data: 1 TYPE AND E CLASS AND 1 STYLE
  • Specification/standard Data: 05047 ASME B107.300 CAT 14 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Drive End Shape: SQUARE SINGLE END EXTERNAL
  • Torque Capacity: 0.0 INCH-POUNDS MINIMUM AND 50.0 INCH-POUNDS MAXIMUM IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Screwdriver,torque, cataloged under National Stock Number 5120-00-104-1739, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 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
NSN5120-00-104-1739
Primary Part NumberTQSS4A
Item NameScrewdriver,torque
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusACTIVE
Style DesignatorENCLOSED DIAL
Surface TreatmentCHROMIUM OVERALL
MaterialSTEEL OVERALL
Nondefinitive Spec/std Data1 TYPE AND E CLASS AND 1 STYLE
Specification/standard Data05047 ASME B107.300 CAT 14 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Drive End ShapeSQUARE SINGLE END EXTERNAL
Torque Capacity0.0 INCH-POUNDS MINIMUM AND 50.0 INCH-POUNDS MAXIMUM IN
Drive Surface Size0.250 INCHES NOMINAL SINGLE END IN
Furnished ItemsCASE
Torque Scale Graduation1.00 INCH-POUNDS IN
Torque Signal MethodDIAL INDICATOR
Torque Indicating MechanismDIAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-044-2979 INTERCHANGEABLE
Screwdriver,torque
5120-00-177-6801 INTERCHANGEABLE
Screwdriver,torque
5120-00-177-7017 INTERCHANGEABLE
Screwdriver,torque
5120-00-250-4715 INTERCHANGEABLE
Screwdriver,torque
5120-00-401-0692TQS4A INTERCHANGEABLE
Screwdriver,torque
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5120-00-401-1676 INTERCHANGEABLE
Screwdriver,torque
5120-00-890-7816DS1F75HM INTERCHANGEABLE
Screwdriver,torque
Precision Instruments Inc.
5120-00-935-4665 INTERCHANGEABLE
Screwdriver,torque
5120-01-016-9201 INTERCHANGEABLE
Screwdriver,torque
5120-01-028-8544 INTERCHANGEABLE
Screwdriver,torque
Cross-Reference Index
Part NumberManufacturer
TQSS4A Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
TQSS4 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.14 The American Society of Mechanical Engineers (USA)
B107.14 TY1CLEST1 General Services Administration Federal Supply Service (USA)
B107.300 The American Society of Mechanical Engineers (USA)
B107.300 CAT 14 TY1CLEST1 General Services Administration Federal Supply Service (USA)
Related Parts
5120-00-044-2979INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-00-177-6801INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-00-177-7017INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-00-250-4715INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-00-401-0692INTERCHANGEABLE
SCREWDRIVER,TORQUE
TQS4A
5120-00-401-1676INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-00-890-7816INTERCHANGEABLE
SCREWDRIVER,TORQUE
DS1F75HM
5120-00-935-4665INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-01-016-9201INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-01-028-8544INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-01-032-4056INTERCHANGEABLE
SCREWDRIVER,TORQUE
5120-01-056-5303INTERCHANGEABLE
SCREWDRIVER,TORQUE
TQS2FUA

Frequently Asked Questions

What is NSN 5120-00-104-1739?

NSN 5120-00-104-1739 is a Screwdriver,torque, manufactured by Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-104-1739?

NSN 5120-00-104-1739 has 6 cross-referenced part numbers: TQSS4A (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), TQSS4 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), B107.14 (The American Society of Mechanical Engineers), B107.14 TY1CLEST1 (General Services Administration Federal Supply Service), B107.300 (The American Society of Mechanical Engineers) and 1 more.

What NSN replaces 5120-00-104-1739?

There are 12 known substitutes for 5120-00-104-1739: 5120-00-044-2979, 5120-00-177-6801, 5120-00-177-7017 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TQSS4A?

Key specifications for TQSS4A: Overall Length: 5.250 INCHES NOMINAL IN; Special Features: STUBBY SCREWDRIVER STYLE HANDLE; 1/4 IN. FEMALE SQ DRIVE IN TOP OF HANDLE IN; Style Designator: ENCLOSED DIAL; Surface Treatment: CHROMIUM OVERALL. 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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