PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25420Tube Assembly,metal

Williams International Co., L.l.c. · NSN 4710-01-011-8319 · FSC 4710 · No Item Name Available
Verified by PartsTable
NSN 4710-01-011-8319 — this item is cataloged by the U.S. Government under National Stock Number 4710-01-011-8319. Primary manufacturer part number: 25420.
Features
  • Tube Assembly,metal — FSC 4710
  • Mating End Quantity: 2 SINGLE END
  • Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) SINGLE END
  • Material: STEEL CORROSION RESISTING TUBING
  • Material: STEEL CORROSION RESISTING SINGLE END
  • Connection Special Design: UNION SINGLE END
  • Design Form: PREBENT
  • Thread Direction: RIGHT-HAND SINGLE END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Corrosion Resisting Tubing construction
General Description

The Tube Assembly,metal, cataloged under National Stock Number 4710-01-011-8319, 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 Williams International Co., L.l.c.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4710-01-011-8319
Primary Part Number25420
Item NameTube Assembly,metal
FSC / FSG4710 / 47 — No Item Name Available
ManufacturerWilliams International Co., L.l.c.
StatusACTIVE
Mating End Quantity2 SINGLE END
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF) SINGLE END
MaterialSTEEL CORROSION RESISTING TUBING
MaterialSTEEL CORROSION RESISTING SINGLE END
Connection Special DesignUNION SINGLE END
Design FormPREBENT
Thread DirectionRIGHT-HAND SINGLE END
Seat Angle in Deg33.0 SINGLE END
End Connection StyleSWIVEL NUT, FLARED SINGLE END
Wall Thickness0.018 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
Nominal Thread Size0.438 INCHES SINGLE END IN
Thread Class3B SINGLE END
Tube Outside Diameter0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5330-00-434-1416 INTERCHANGEABLE
Gasket
5895-00-603-798525420 INTERCHANGEABLE
Demodulator
Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
5330-01-241-2702 INTERCHANGEABLE
Seal,plain Encased
3040-01-315-1027 INTERCHANGEABLE
Idler,shaft
6130-01-413-982525420 INTERCHANGEABLE
Power Supply
Pico Electronics Inc
5935-01-424-72303174AS4581 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5930-01-465-104825420 INTERCHANGEABLE
Switch,push
Electronic Marine Systems, Inc.
4320-01-467-8974 INTERCHANGEABLE
Pump,rotary
Cross-Reference Index
Part NumberManufacturer
25420 PRIMARY Williams International Co., L.l.c. (USA)
Related Parts
5330-00-434-1416INTERCHANGEABLE
GASKET
5895-00-603-7985INTERCHANGEABLE
DEMODULATOR
25420
5330-01-241-2702INTERCHANGEABLE
SEAL,PLAIN ENCASED
3040-01-315-1027INTERCHANGEABLE
IDLER,SHAFT
6130-01-413-9825INTERCHANGEABLE
POWER SUPPLY
25420
5935-01-424-7230INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
3174AS4581
5930-01-465-1048INTERCHANGEABLE
SWITCH,PUSH
25420
4320-01-467-8974INTERCHANGEABLE
PUMP,ROTARY

Frequently Asked Questions

What is NSN 4710-01-011-8319?

NSN 4710-01-011-8319 is a Tube Assembly,metal, manufactured by Williams International Co., L.l.c., classified under FSC 4710 (No Item Name Available). Status: active.

What are the part numbers for NSN 4710-01-011-8319?

NSN 4710-01-011-8319 has 1 cross-referenced part number: 25420 (Williams International Co., L.l.c.).

What NSN replaces 4710-01-011-8319?

There are 8 known substitutes for 4710-01-011-8319: 5330-00-434-1416, 5895-00-603-7985, 5330-01-241-2702 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25420?

Key specifications for 25420: Mating End Quantity: 2 SINGLE END; Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) SINGLE END; Material: STEEL CORROSION RESISTING TUBING; Material: STEEL CORROSION RESISTING SINGLE END. 13 total characteristics are documented in the Federal Logistics Information System.

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