PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25110Tube Assembly,metal

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 4710-00-037-6740 · FSC 4710 · No Item Name Available
Verified by PartsTable
NSN 4710-00-037-6740 — this item is cataloged by the U.S. Government under National Stock Number 4710-00-037-6740. Primary manufacturer part number: 25110.
Features
  • Tube Assembly,metal — FSC 4710
  • Nominal Thread Size: 0.312 INCHES SINGLE END IN
  • Material: COPPER ALLOY 360 SINGLE END
  • Material Document and Classification: AMS 4574 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4575 ASSN STD SINGLE MATERIAL RESPONSE TUBING
  • Material: NICKEL ALLOY 400 OR NICKEL ALLOY 400 TUBING
  • End Connection Spec/std: AN,AN805,PART NO. AN805-2
  • Design Form: STRAIGHT
  • Seat Radius: 0.141 INCHES NOMINAL SINGLE END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy 360 Single End construction
General Description

The Tube Assembly,metal, cataloged under National Stock Number 4710-00-037-6740, 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 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4710-00-037-6740
Primary Part Number25110
Item NameTube Assembly,metal
FSC / FSG4710 / 47 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusCANCELLED
Nominal Thread Size0.312 INCHES SINGLE END IN
MaterialCOPPER ALLOY 360 SINGLE END
Material Document and ClassificationAMS 4574 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4575 ASSN STD SINGLE MATERIAL RESPONSE TUBING
MaterialNICKEL ALLOY 400 OR NICKEL ALLOY 400 TUBING
End Connection Spec/stdAN,AN805,PART NO. AN805-2
Design FormSTRAIGHT
Seat Radius0.141 INCHES NOMINAL SINGLE END IN
Tube Outside Diameter0.125 INCHES NOMINAL IN
Thread Series DesignatorUNEF SINGLE END
End Connection StyleSWIVEL NUT, COMPRESSION SINGLE END
Mating End Quantity2 SINGLE END
Wall Thickness0.026 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN
Thread Class3B SINGLE END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5360-00-209-905825110 INTERCHANGEABLE
Spring,helical,compression
Meggitt North Hollywood Inc
5133-00-228-1325 INTERCHANGEABLE
Drill,twist
5930-00-241-89228105173 INTERCHANGEABLE
Switch,toggle
Us Army Aviation and Missile Command
6210-00-247-177725CSPREDFACETED INTERCHANGEABLE
Lens,light
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
5977-00-280-8106 INTERCHANGEABLE
Brush Set,electrical Contact
4530-00-911-6302 INTERCHANGEABLE
Nozzle,oil Burner,pressure Atomi
6130-01-033-080925110 INTERCHANGEABLE
Power Supply
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
2520-01-137-5744144EX457 INTERCHANGEABLE
Breather
Oshkosh Defense Llc
5365-01-495-54763088A321 INTERCHANGEABLE
Shim
Mcmaster-Carr Supply Co
5340-01-522-528325110 INTERCHANGEABLE
Clamp,loop
Waytek Inc
Cross-Reference Index
Part NumberManufacturer
41B1944-244 Department of the Air Force (USA)
C25110 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
25110 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
25110 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5360-00-209-9058INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
25110
5133-00-228-1325INTERCHANGEABLE
DRILL,TWIST
5930-00-241-8922INTERCHANGEABLE
SWITCH,TOGGLE
8105173
6210-00-247-1777INTERCHANGEABLE
LENS,LIGHT
25CSPREDFACETED
5977-00-280-8106INTERCHANGEABLE
BRUSH SET,ELECTRICAL CONTACT
4530-00-911-6302INTERCHANGEABLE
NOZZLE,OIL BURNER,PRESSURE ATOMI
6130-01-033-0809INTERCHANGEABLE
POWER SUPPLY
25110
2520-01-137-5744INTERCHANGEABLE
BREATHER
144EX457
5365-01-495-5476INTERCHANGEABLE
SHIM
3088A321
5340-01-522-5283INTERCHANGEABLE
CLAMP,LOOP
25110
6515-01-571-1689INTERCHANGEABLE
VENTILATOR,VOLUME,PORTABLE
70000K

Frequently Asked Questions

What is NSN 4710-00-037-6740?

NSN 4710-00-037-6740 is a Tube Assembly,metal, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 4710 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4710-00-037-6740?

NSN 4710-00-037-6740 has 4 cross-referenced part numbers: 41B1944-244 (Department of the Air Force), C25110 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 25110 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 25110 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 4710-00-037-6740?

There are 11 known substitutes for 4710-00-037-6740: 5360-00-209-9058, 5133-00-228-1325, 5930-00-241-8922 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25110?

Key specifications for 25110: Nominal Thread Size: 0.312 INCHES SINGLE END IN; Material: COPPER ALLOY 360 SINGLE END; Material Document and Classification: AMS 4574 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4575 ASSN STD SINGLE MATERIAL RESPONSE TUBING; Material: NICKEL ALLOY 400 OR NICKEL ALLOY 400 TUBING. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4710-00-037-6740 still in active supply?

NSN 4710-00-037-6740 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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