PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21501-2Tube Assembly,metal

Transdigm Inc · NSN 4710-00-197-4463 · FSC 4710 · No Item Name Available
Verified by PartsTable
NSN 4710-00-197-4463 — this item is cataloged by the U.S. Government under National Stock Number 4710-00-197-4463. Primary manufacturer part number: 21501-2.
Features
  • Tube Assembly,metal — FSC 4710
  • Tube Outside Diameter: 0.312 INCHES NOMINAL IN
  • Thread Series Designator: UNF FIRST END
  • Nominal Thread Size: 0.438 INCHES FIRST END IN
  • Mating End Quantity: 1 FIRST END
  • End Connection Style: PLAIN SECOND END
  • Tube Outside Diameter: 0.312 INCHES NOMINAL IN
  • Material: STEEL SECOND END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Second End construction
General Description

The Tube Assembly,metal, cataloged under National Stock Number 4710-00-197-4463, 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 Transdigm Inc. Government technical data includes 23 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4710-00-197-4463
Primary Part Number21501-2
Item NameTube Assembly,metal
FSC / FSG4710 / 47 — No Item Name Available
ManufacturerTransdigm Inc
StatusACTIVE
Tube Outside Diameter0.312 INCHES NOMINAL IN
Thread Series DesignatorUNF FIRST END
Nominal Thread Size0.438 INCHES FIRST END IN
Mating End Quantity1 FIRST END
End Connection StylePLAIN SECOND END
Tube Outside Diameter0.312 INCHES NOMINAL IN
MaterialSTEEL SECOND END
Design FormSTRAIGHT
Nominal Thread Size0.438 INCHES FIRST END IN
MaterialPLASTIC TUBING
Seat Angle in Deg45.0 FIRST END
Thread Series DesignatorUNF FIRST END
Thread Class3B FIRST END
Mating End Quantity1 SECOND END
Seat Angle in Deg45.0 FIRST END
End Connection StyleSWIVEL NUT, FLARE FIRST END
Design FormSTRAIGHT
Thread DirectionRIGHT-HAND FIRST END
Mating End Quantity1 SECOND END
Wall Thickness0.032 INCHES NOMINAL IN
End Connection StylePLAIN SECOND END
MaterialSTEEL FIRST END
MaterialPLASTIC TUBING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4720-00-496-2599200827 INTERCHANGEABLE
Hose Assembly,nonmetallic
Brinkley Technology Group Llc Dba Hercules Manufacturing
5950-00-645-9207240-0158-00 INTERCHANGEABLE
Coil,radio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5310-00-732-0559 INTERCHANGEABLE
Nut,plain,hexagon
6640-01-473-6773215-237 INTERCHANGEABLE
Motor,pump,circulat
Preston Industries Inc
5920-01-559-4719215-012 INTERCHANGEABLE
Fuseholder,extractor Post
Panametrics Llc
Cross-Reference Index
Part NumberManufacturer
21501-2 PRIMARY Transdigm Inc (USA)
Related Parts
4720-00-496-2599INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
200827
5950-00-645-9207INTERCHANGEABLE
COIL,RADIO FREQUENCY
240-0158-00
5310-00-732-0559INTERCHANGEABLE
NUT,PLAIN,HEXAGON
6640-01-473-6773INTERCHANGEABLE
MOTOR,PUMP,CIRCULAT
215-237
5920-01-559-4719INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
215-012

Frequently Asked Questions

What is NSN 4710-00-197-4463?

NSN 4710-00-197-4463 is a Tube Assembly,metal, manufactured by Transdigm Inc, classified under FSC 4710 (No Item Name Available). Status: active.

What are the part numbers for NSN 4710-00-197-4463?

NSN 4710-00-197-4463 has 1 cross-referenced part number: 21501-2 (Transdigm Inc).

What NSN replaces 4710-00-197-4463?

There are 5 known substitutes for 4710-00-197-4463: 4720-00-496-2599, 5950-00-645-9207, 5310-00-732-0559 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21501-2?

Key specifications for 21501-2: Tube Outside Diameter: 0.312 INCHES NOMINAL IN; Thread Series Designator: UNF FIRST END; Nominal Thread Size: 0.438 INCHES FIRST END IN; Mating End Quantity: 1 FIRST END. 27 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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