PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20390Tube Assembly,metal

Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. · NSN 4710-00-756-0877 · FSC 4710 · No Item Name Available
Verified by PartsTable
NSN 4710-00-756-0877 — this item is cataloged by the U.S. Government under National Stock Number 4710-00-756-0877. Primary manufacturer part number: 20390.
Features
  • Tube Assembly,metal — FSC 4710
  • Thread Class: 2B SINGLE END
  • Material: STEEL TUBING
  • Design Form: STRAIGHT
  • Tube Outside Diameter: 0.750 INCHES NOMINAL IN
  • Material: STEEL SINGLE END
  • Mating End Quantity: 2 SINGLE END
  • Thread Direction: RIGHT-HAND SINGLE END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Tubing construction
General Description

The Tube Assembly,metal, cataloged under National Stock Number 4710-00-756-0877, 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 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.. Government technical data includes 8 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4710-00-756-0877
Primary Part Number20390
Item NameTube Assembly,metal
FSC / FSG4710 / 47 — No Item Name Available
ManufacturerTiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
StatusACTIVE
Thread Class2B SINGLE END
MaterialSTEEL TUBING
Design FormSTRAIGHT
Tube Outside Diameter0.750 INCHES NOMINAL IN
MaterialSTEEL SINGLE END
Mating End Quantity2 SINGLE END
Thread DirectionRIGHT-HAND SINGLE END
Wall Thickness0.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4730-00-203-3598389988PC390 INTERCHANGEABLE
Elbow,flange to Tube
Naval Sea Systems Command
4720-00-300-674526424 INTERCHANGEABLE
Hose,preformed
Gates Corporation
5305-01-142-4872NAS1352C5-48 INTERCHANGEABLE
Screw,cap,socket Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
3455-01-149-887819621 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3020-01-279-254320390 INTERCHANGEABLE
Gear Mainshaft Tran
Dana Commercial Vehicle Products, Llc
6840-01-476-301120390 INTERCHANGEABLE
Disinfectant,utility
Johnson and Johnson Medical Inc Sub of Johnson and Johnson
Cross-Reference Index
Part NumberManufacturer
20390 PRIMARY Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
Related Parts
4730-00-203-3598INTERCHANGEABLE
ELBOW,FLANGE TO TUBE
389988PC390
4720-00-300-6745INTERCHANGEABLE
HOSE,PREFORMED
26424
5305-01-142-4872INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
NAS1352C5-48
3455-01-149-8878INTERCHANGEABLE
REAMER,MACHINE
19621
3020-01-279-2543INTERCHANGEABLE
GEAR MAINSHAFT TRAN
20390
6840-01-476-3011INTERCHANGEABLE
DISINFECTANT,UTILITY
20390

Frequently Asked Questions

What is NSN 4710-00-756-0877?

NSN 4710-00-756-0877 is a Tube Assembly,metal, manufactured by Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp., classified under FSC 4710 (No Item Name Available). Status: active.

What are the part numbers for NSN 4710-00-756-0877?

NSN 4710-00-756-0877 has 1 cross-referenced part number: 20390 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.).

What NSN replaces 4710-00-756-0877?

There are 6 known substitutes for 4710-00-756-0877: 4730-00-203-3598, 4720-00-300-6745, 5305-01-142-4872 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20390?

Key specifications for 20390: Overall Length: 7.000 INCHES NOMINAL IN; Thread Class: 2B SINGLE END; Material: STEEL TUBING; Design Form: STRAIGHT. 9 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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