PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A4946-1Wrench,socket

Chief of Engineers Dept of Army · NSN 5120-00-596-4459 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-596-4459 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-596-4459. Primary manufacturer part number: A4946-1.
Features
  • Wrench,socket — FSC 5120
  • Wrenching Surface Shape: HEXAGON SINGLE END INTERNAL
  • Surface Treatment: CHROMIUM AND NICKEL AND OXIDE OVERALL
  • Wrenching Surface Size: 1.719 INCHES NOMINAL SINGLE END IN
  • Style Designator: SINGLE SOCKET T
  • 2 verified cross-references
  • Primary manufacturer: Chief of Engineers Dept of Army
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Wrench,socket, cataloged under National Stock Number 5120-00-596-4459, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Chief of Engineers Dept of Army. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-596-4459
Primary Part NumberA4946-1
Item NameWrench,socket
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerChief of Engineers Dept of Army
StatusCANCELLED
Wrenching Surface ShapeHEXAGON SINGLE END INTERNAL
Surface TreatmentCHROMIUM AND NICKEL AND OXIDE OVERALL
Wrenching Surface Size1.719 INCHES NOMINAL SINGLE END IN
Style DesignatorSINGLE SOCKET T
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
3030-00-109-3888TR28616 INTERCHANGEABLE
Belts,v,matched Set
Gates Corporation
Cross-Reference Index
Part NumberManufacturer
V458 Caterpillar Inc Div Caterpillar Defense (USA)
A4946-1 PRIMARY Chief of Engineers Dept of Army (USA)
Related Parts
3030-00-109-3888INTERCHANGEABLE
BELTS,V,MATCHED SET
TR28616

Frequently Asked Questions

What is NSN 5120-00-596-4459?

NSN 5120-00-596-4459 is a Wrench,socket, manufactured by Chief of Engineers Dept of Army, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-596-4459?

NSN 5120-00-596-4459 has 2 cross-referenced part numbers: V458 (Caterpillar Inc Div Caterpillar Defense), A4946-1 (Chief of Engineers Dept of Army).

What NSN replaces 5120-00-596-4459?

There is 1 known substitute for 5120-00-596-4459: 3030-00-109-3888. Verify interchangeability with system specifications before substitution.

What are the specifications of A4946-1?

Key specifications for A4946-1: Overall Length: 6.000 INCHES NOMINAL IN; Wrenching Surface Shape: HEXAGON SINGLE END INTERNAL; Surface Treatment: CHROMIUM AND NICKEL AND OXIDE OVERALL; Wrenching Surface Size: 1.719 INCHES NOMINAL SINGLE END IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-596-4459 still in active supply?

NSN 5120-00-596-4459 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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