PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

73-249Wrench,pipe

Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. · NSN 5120-01-391-4543 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-391-4543 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-391-4543. Primary manufacturer part number: 73-249.
Features
  • Wrench,pipe — FSC 5120
  • 3 verified cross-references
  • Primary manufacturer: Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Wrench,pipe, cataloged under National Stock Number 5120-01-391-4543, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWrench,pipe
FSC / FSG5120 — No Item Name Available (FSG 51)
ManufacturersEasco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (CAGE 08292); Apex Tool Group, Llc Dba Nicholson (CAGE 636D0); Armstrong Bros Tool Co (CAGE 03914)
Technical Specifications
ParameterValue
NSN5120-01-391-4543
Primary Part Number73-249
Item NameWrench,pipe
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerEasco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3020-00-418-84063892E1825 INTERCHANGEABLE
Gear,helical
Meritor Heavy Vehicle Systems, Llc
4730-01-431-663073249 INTERCHANGEABLE
Strainer Element,sediment
Leslie Controls, Inc. Dba Leslie Controls Inc
4330-01-438-724473249 INTERCHANGEABLE
Filter,fluid
T. F. Hudgins, Incorporated Dba Spinner II Products Div
4910-01-552-751073249 INTERCHANGEABLE
Dynamometer,run-in
Power Test, Llc
Cross-Reference Index
Part NumberManufacturer
73-249 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
73-249 Apex Tool Group, Llc Dba Nicholson (USA)
73-249 Armstrong Bros Tool Co (USA)
Related Parts
3020-00-418-8406INTERCHANGEABLE
GEAR,HELICAL
3892E1825
4730-01-431-6630INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
73249
4330-01-438-7244INTERCHANGEABLE
FILTER,FLUID
73249
4910-01-552-7510INTERCHANGEABLE
DYNAMOMETER,RUN-IN
73249

Frequently Asked Questions

What is NSN 5120-01-391-4543?

NSN 5120-01-391-4543 is a Wrench,pipe, manufactured by Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc., classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-391-4543?

NSN 5120-01-391-4543 has 3 cross-referenced part numbers: 73-249 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 73-249 (Apex Tool Group, Llc Dba Nicholson), 73-249 (Armstrong Bros Tool Co).

What NSN replaces 5120-01-391-4543?

There are 4 known substitutes for 5120-01-391-4543: 3020-00-418-8406, 4730-01-431-6630, 4330-01-438-7244 and 1 more. Verify interchangeability with system specifications before substitution.

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