PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS4283Extension,socket Wrench

Society of Automotive Engineers Inc · NSN 5120-01-437-1612 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-437-1612 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-437-1612. Primary manufacturer part number: AS4283.
Features
  • Extension,socket Wrench — FSC 5120
  • Specification/standard Data: 0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Features Provided: MANUAL TOOL
  • Nondefinitive Spec/std Data: 2 TYPE AND 2 CLASS
  • Material: STEEL OVERALL
  • Drive Surface Size: 0.750 INCHES NOMINAL BOTH ENDS IN
  • Drive End Shape: SQUARE SECOND END EXTERNAL
  • Style Designator: RIGID
Applications
  • Applications requiring Steel Overall construction
General Description

The Extension,socket Wrench, cataloged under National Stock Number 5120-01-437-1612, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Society of Automotive Engineers Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-437-1612
Primary Part NumberAS4283
Item NameExtension,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerSociety of Automotive Engineers Inc
StatusACTIVE
Specification/standard Data0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Features ProvidedMANUAL TOOL
Nondefinitive Spec/std Data2 TYPE AND 2 CLASS
MaterialSTEEL OVERALL
Drive Surface Size0.750 INCHES NOMINAL BOTH ENDS IN
Drive End ShapeSQUARE SECOND END EXTERNAL
Style DesignatorRIGID
Surface TreatmentOXIDE OVERALL
Drive End ShapeSQUARE FIRST END INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4720-00-274-7926655074 INTERCHANGEABLE
Hose Assembly,nonmetallic
Chrysler Realty Company Llc Dba Daimler Chrysler
4710-01-122-1640GL-0042 INTERCHANGEABLE
Tubing,nonmetallic
Gardner Denver Nash Llc Dba Gardner Denver Engineered Products Group Div Gardner Denver Nash
Cross-Reference Index
Part NumberManufacturer
AS4283 Society of Automotive Engineers Inc (USA)
GL42 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
AS4283 Sae International Dba Sae International (USA)
AS4283 TY2CL2 General Services Administration Federal Supply Service (USA)
Related Parts
4720-00-274-7926INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
655074
4710-01-122-1640INTERCHANGEABLE
TUBING,NONMETALLIC
GL-0042

Frequently Asked Questions

What is NSN 5120-01-437-1612?

NSN 5120-01-437-1612 is a Extension,socket Wrench, manufactured by Society of Automotive Engineers Inc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-437-1612?

NSN 5120-01-437-1612 has 4 cross-referenced part numbers: AS4283 (Society of Automotive Engineers Inc), GL42 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), AS4283 (Sae International Dba Sae International), AS4283 TY2CL2 (General Services Administration Federal Supply Service).

What NSN replaces 5120-01-437-1612?

There are 2 known substitutes for 5120-01-437-1612: 4720-00-274-7926, 4710-01-122-1640. Verify interchangeability with system specifications before substitution.

What are the specifications of AS4283?

Key specifications for AS4283: Specification/standard Data: 0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Features Provided: MANUAL TOOL; Nondefinitive Spec/std Data: 2 TYPE AND 2 CLASS; Material: STEEL OVERALL. 11 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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