PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

W-746Wrench,open End

Ampco Partners, Ltd. Dba Ampco Safety Tools · NSN 5120-00-020-8666 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-020-8666 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-020-8666. Primary manufacturer part number: W-746.
Features
  • Wrench,open End — FSC 5120
  • 2 verified cross-references
  • Primary manufacturer: Ampco Partners, Ltd. Dba Ampco Safety Tools
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Wrench,open End, cataloged under National Stock Number 5120-00-020-8666, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Ampco Partners, Ltd. Dba Ampco Safety Tools. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWrench,open End
FSC / FSG5120 — No Item Name Available (FSG 51)
ManufacturersAmpco Metal Inc. Dba Ampco Metal Inc (CAGE 03306); Ampco Partners, Ltd. Dba Ampco Safety Tools (CAGE 01DJ4)
Technical Specifications
ParameterValue
NSN5120-00-020-8666
Primary Part NumberW-746
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerAmpco Partners, Ltd. Dba Ampco Safety Tools
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-117-0759 INTERCHANGEABLE
Bearing,roller,thrust
2530-00-383-4830FC746 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
Cross-Reference Index
Part NumberManufacturer
W-746 Ampco Metal Inc. Dba Ampco Metal Inc (USA)
W-746 PRIMARY Ampco Partners, Ltd. Dba Ampco Safety Tools (USA)
Related Parts
3110-00-117-0759INTERCHANGEABLE
BEARING,ROLLER,THRUST
2530-00-383-4830INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
FC746

Frequently Asked Questions

What is NSN 5120-00-020-8666?

NSN 5120-00-020-8666 is a Wrench,open End, manufactured by Ampco Partners, Ltd. Dba Ampco Safety Tools, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-020-8666?

NSN 5120-00-020-8666 has 2 cross-referenced part numbers: W-746 (Ampco Metal Inc. Dba Ampco Metal Inc), W-746 (Ampco Partners, Ltd. Dba Ampco Safety Tools).

What NSN replaces 5120-00-020-8666?

There are 2 known substitutes for 5120-00-020-8666: 3110-00-117-0759, 2530-00-383-4830. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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