PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13426Adapter,straight,pipe to Tube

Triumph Engine Control Systems Llc · NSN 4730-00-037-7842 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-037-7842 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-037-7842. Primary manufacturer part number: 13426.
Features
  • Adapter,straight,pipe to Tube — FSC 4730
  • Nominal Outside Diameter Tube Accommodated: 0.433 INCHES ALL ENDS IN
  • Thread Series Designator: UNF FIRST END
  • Nominal Overall Length: 1.000 INCHES IN
  • Nominal Thread Size: 0.125 INCHES SECOND END IN
  • Thread Series Designator: NPT SECOND END
  • Nominal Thread Size: 0.438 INCHES FIRST END IN
  • Nominal Pipe Size Accommodated: 0.125 INCHES SECOND END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-00-037-7842, 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 Triumph Engine Control Systems Llc. 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-037-7842
Primary Part Number13426
Item NameAdapter,straight,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
Nominal Outside Diameter Tube Accommodated0.433 INCHES ALL ENDS IN
Thread Series DesignatorUNF FIRST END
Nominal Overall Length1.000 INCHES IN
Nominal Thread Size0.125 INCHES SECOND END IN
Thread Series DesignatorNPT SECOND END
Nominal Thread Size0.438 INCHES FIRST END IN
Nominal Pipe Size Accommodated0.125 INCHES SECOND END IN
Connection StylePLAIN (PIPE) SECOND END
Thread Class3A FIRST END A
Connection StyleINVERTED FLARE (TUBE) FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5950-00-243-6802 INTERCHANGEABLE
Coil,radio Frequency
3120-00-410-6528 INTERCHANGEABLE
Shell,rear Bearing
5950-00-857-8318536923 INTERCHANGEABLE
Transformer,power
Honeywell International, Inc Div Aerospace-Tucson
Cross-Reference Index
Part NumberManufacturer
13426 PRIMARY Triumph Engine Control Systems Llc (USA)
Related Parts
5950-00-243-6802INTERCHANGEABLE
COIL,RADIO FREQUENCY
3120-00-410-6528INTERCHANGEABLE
SHELL,REAR BEARING
5950-00-857-8318INTERCHANGEABLE
TRANSFORMER,POWER
536923

Frequently Asked Questions

What is NSN 4730-00-037-7842?

NSN 4730-00-037-7842 is a Adapter,straight,pipe to Tube, manufactured by Triumph Engine Control Systems Llc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-037-7842?

NSN 4730-00-037-7842 has 1 cross-referenced part number: 13426 (Triumph Engine Control Systems Llc).

What NSN replaces 4730-00-037-7842?

There are 3 known substitutes for 4730-00-037-7842: 5950-00-243-6802, 3120-00-410-6528, 5950-00-857-8318. Verify interchangeability with system specifications before substitution.

What are the specifications of 13426?

Key specifications for 13426: Nominal Outside Diameter Tube Accommodated: 0.433 INCHES ALL ENDS IN; Thread Series Designator: UNF FIRST END; Nominal Overall Length: 1.000 INCHES IN; Nominal Thread Size: 0.125 INCHES SECOND END IN. 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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