PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20-239Cap,tube

Hardie-Tynes Co., Inc. · NSN 4730-00-203-9696 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-203-9696 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-203-9696. Primary manufacturer part number: 20-239.
Features
  • Cap,tube — FSC 4730
  • Thread Class: 2B INTERNAL
  • Connection Style: FLARE
  • Thread Direction: RIGHT-HAND INTERNAL
  • Thread Quantity Per Inch: 12 INTERNAL
  • Tube Outside Diameter for Which Designed: 1.750 INCHES NOMINAL IN
  • Style Designator: CAP
  • Seat Angle: 45.0 DEGREES
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Cap,tube, cataloged under National Stock Number 4730-00-203-9696, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Hardie-Tynes Co., Inc.. Government technical data includes 10 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-203-9696
Primary Part Number20-239
Item NameCap,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerHardie-Tynes Co., Inc.
StatusACTIVE
Thread Class2B INTERNAL
Connection StyleFLARE
Thread DirectionRIGHT-HAND INTERNAL
Thread Quantity Per Inch12 INTERNAL
Tube Outside Diameter for Which Designed1.750 INCHES NOMINAL IN
Style DesignatorCAP
Seat Angle45.0 DEGREES
MaterialSTEEL OVERALL
Thread Series DesignatorUN INTERNAL
Nominal Thread Size2.250 INCHES INTERNAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3120-00-040-9807 INTERCHANGEABLE
Bearing,sleeve
3020-00-509-0295 INTERCHANGEABLE
Gear,worm Wheel
5820-01-316-267020-239 INTERCHANGEABLE
Receiver,radio
Radioshack Corporation Dba Radioshack
6515-01-590-85772296 INTERCHANGEABLE
License,software,pulse Oximeter
Masimo Corporation
Cross-Reference Index
Part NumberManufacturer
20-239 Hardie-Tynes Co., Inc. (USA)
Related Parts
3120-00-040-9807INTERCHANGEABLE
BEARING,SLEEVE
3020-00-509-0295INTERCHANGEABLE
GEAR,WORM WHEEL
5820-01-316-2670INTERCHANGEABLE
RECEIVER,RADIO
20-239
6515-01-590-8577INTERCHANGEABLE
LICENSE,SOFTWARE,PULSE OXIMETER
2296

Frequently Asked Questions

What is NSN 4730-00-203-9696?

NSN 4730-00-203-9696 is a Cap,tube, manufactured by Hardie-Tynes Co., Inc., classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-203-9696?

NSN 4730-00-203-9696 has 1 cross-referenced part number: 20-239 (Hardie-Tynes Co., Inc.).

What NSN replaces 4730-00-203-9696?

There are 4 known substitutes for 4730-00-203-9696: 3120-00-040-9807, 3020-00-509-0295, 5820-01-316-2670 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20-239?

Key specifications for 20-239: Thread Class: 2B INTERNAL; Connection Style: FLARE; Thread Direction: RIGHT-HAND INTERNAL; Thread Quantity Per Inch: 12 INTERNAL. 10 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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