PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GSXK5Extension,socket Wrench

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-355-1913 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-355-1913 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-355-1913. Primary manufacturer part number: GSXK5.
Features
  • Extension,socket Wrench — FSC 5120
  • Nondefinitive Spec/std Data: 2 TYPE AND 2 CLASS
  • Material: STEEL OVERALL
  • Specification/standard Data: 0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Features Provided: MANUAL TOOL
  • Surface Treatment: OXIDE OVERALL
  • Drive Surface Size: 0.500 INCHES NOMINAL BOTH ENDS IN
  • Style Designator: RIGID
Applications
  • Applications requiring Steel Overall construction
General Description

The Extension,socket Wrench, cataloged under National Stock Number 5120-01-355-1913, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-355-1913
Primary Part NumberGSXK5
Item NameExtension,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusCANCELLED
Nondefinitive Spec/std Data2 TYPE AND 2 CLASS
MaterialSTEEL OVERALL
Specification/standard Data0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Features ProvidedMANUAL TOOL
Surface TreatmentOXIDE OVERALL
Drive Surface Size0.500 INCHES NOMINAL BOTH ENDS IN
Style DesignatorRIGID
Drive End ShapeSQUARE FIRST END INTERNAL
Drive End ShapeSQUARE SECOND END EXTERNAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
4730-00-024-397112339884-1 INTERCHANGEABLE
Clamp,hose
U S Army Tank Automotive Command Amsta-Im-Mm
5325-00-122-0341 INTERCHANGEABLE
Grommet Strip,polyethylene
5325-00-434-5977 INTERCHANGEABLE
Grommet Strip
4940-00-595-5720GS5 INTERCHANGEABLE
Tester,hydraulic Hose Assembly
Schroeder Industries Llc
5210-01-075-6328 INTERCHANGEABLE
Thickness Standard,gage
Cross-Reference Index
Part NumberManufacturer
GSXK5 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
AS4283 TY2CL2 General Services Administration Federal Supply Service (USA)
AS4283 Sae International Dba Sae International (USA)
GS5 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
AS4283 Society of Automotive Engineers Inc (USA)
Related Parts
4730-00-024-3971INTERCHANGEABLE
CLAMP,HOSE
12339884-1
5325-00-122-0341INTERCHANGEABLE
GROMMET STRIP,POLYETHYLENE
5325-00-434-5977INTERCHANGEABLE
GROMMET STRIP
4940-00-595-5720INTERCHANGEABLE
TESTER,HYDRAULIC HOSE ASSEMBLY
GS5
5210-01-075-6328INTERCHANGEABLE
THICKNESS STANDARD,GAGE

Frequently Asked Questions

What is NSN 5120-01-355-1913?

NSN 5120-01-355-1913 is a Extension,socket Wrench, manufactured by Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-01-355-1913?

NSN 5120-01-355-1913 has 5 cross-referenced part numbers: GSXK5 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), AS4283 TY2CL2 (General Services Administration Federal Supply Service), AS4283 (Sae International Dba Sae International), GS5 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), AS4283 (Society of Automotive Engineers Inc).

What NSN replaces 5120-01-355-1913?

There are 5 known substitutes for 5120-01-355-1913: 4730-00-024-3971, 5325-00-122-0341, 5325-00-434-5977 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of GSXK5?

Key specifications for GSXK5: Nondefinitive Spec/std Data: 2 TYPE AND 2 CLASS; Material: STEEL OVERALL; Specification/standard Data: 0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Features Provided: MANUAL TOOL. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-355-1913 still in active supply?

NSN 5120-01-355-1913 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.
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