PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

581066Tube Assembly,metal

American Hoist and Derrick Co · NSN 4710-00-444-5739 · FSC 4710 · No Item Name Available
Verified by PartsTable
NSN 4710-00-444-5739 — this item is cataloged by the U.S. Government under National Stock Number 4710-00-444-5739. Primary manufacturer part number: 581066.
Features
  • Tube Assembly,metal — FSC 4710
  • Thread Direction: RIGHT-HAND ALL ENDS
  • Material: COPPER ALLOY ALL ENDS
  • Thread Series Designator: UNF ALL ENDS
  • Material: COPPER TUBING
  • Nominal Thread Size: 0.563 INCHES ALL ENDS IN
  • Tube Outside Diameter: 0.375 INCHES NOMINAL IN
  • End Connection Style: SWIVEL NUT, FLARED ALL ENDS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy All Ends construction
General Description

The Tube Assembly,metal, cataloged under National Stock Number 4710-00-444-5739, is classified within Federal Supply Class 4710 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is American Hoist and Derrick Co. Government technical data includes 12 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4710-00-444-5739
Primary Part Number581066
Item NameTube Assembly,metal
FSC / FSG4710 / 47 — No Item Name Available
ManufacturerAmerican Hoist and Derrick Co
StatusACTIVE
Thread DirectionRIGHT-HAND ALL ENDS
MaterialCOPPER ALLOY ALL ENDS
Thread Series DesignatorUNF ALL ENDS
MaterialCOPPER TUBING
Nominal Thread Size0.563 INCHES ALL ENDS IN
Tube Outside Diameter0.375 INCHES NOMINAL IN
End Connection StyleSWIVEL NUT, FLARED ALL ENDS
Seat Angle in Deg37.0 ALL ENDS
Thread Class2A ALL ENDS A
Design FormPREBENT
Wall Thickness0.035 INCHES NOMINAL IN
Mating End Quantity2 ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-545-688832006 INTERCHANGEABLE
Washer Assortment
Northwestern Tools, Inc.
5330-01-103-8768110-3/16-8297 INTERCHANGEABLE
Seal Ring,metal
Parker Hannifin Corporation Div O-Ring Division
Cross-Reference Index
Part NumberManufacturer
581066 American Hoist and Derrick Co
581066 Terex American Crane Corp (USA)
Related Parts
5310-00-545-6888INTERCHANGEABLE
WASHER ASSORTMENT
32006
5330-01-103-8768INTERCHANGEABLE
SEAL RING,METAL
110-3/16-8297

Frequently Asked Questions

What is NSN 4710-00-444-5739?

NSN 4710-00-444-5739 is a Tube Assembly,metal, manufactured by American Hoist and Derrick Co, classified under FSC 4710 (No Item Name Available). Status: active.

What are the part numbers for NSN 4710-00-444-5739?

NSN 4710-00-444-5739 has 2 cross-referenced part numbers: 581066 (American Hoist and Derrick Co), 581066 (Terex American Crane Corp).

What NSN replaces 4710-00-444-5739?

There are 2 known substitutes for 4710-00-444-5739: 5310-00-545-6888, 5330-01-103-8768. Verify interchangeability with system specifications before substitution.

What are the specifications of 581066?

Key specifications for 581066: Thread Direction: RIGHT-HAND ALL ENDS; Material: COPPER ALLOY ALL ENDS; Thread Series Designator: UNF ALL ENDS; Material: COPPER TUBING. 12 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com