PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

011013Nut,tube Coupling

Velvac Inc · NSN 4730-01-389-0447 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-389-0447 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-389-0447. Primary manufacturer part number: 011013.
Features
  • Nut,tube Coupling — FSC 4730
  • Nominal Tube Outside Diameter: 0.250 INCHES IN
  • 2 verified cross-references
  • Primary manufacturer: Velvac Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Fluid conveyance
  • Hydraulic system plumbing
General Description

The Nut,tube Coupling, cataloged under National Stock Number 4730-01-389-0447, 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 Velvac Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-389-0447
Primary Part Number011013
Item NameNut,tube Coupling
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerVelvac Inc
StatusACTIVE
Nominal Tube Outside Diameter0.250 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4140-01-348-1519011033 INTERCHANGEABLE
Fan,tubeaxial
Rotron Incorporated
6515-01-607-7351TICS.27.10472 INTERCHANGEABLE
Adapter,airway,co2
Tribalco Llc
Cross-Reference Index
Part NumberManufacturer
011013 PRIMARY Velvac Inc (USA)
011033 Velvac Inc (USA)
Related Parts
4140-01-348-1519INTERCHANGEABLE
FAN,TUBEAXIAL
011033
6515-01-607-7351INTERCHANGEABLE
ADAPTER,AIRWAY,CO2
TICS.27.10472

Frequently Asked Questions

What is NSN 4730-01-389-0447?

NSN 4730-01-389-0447 is a Nut,tube Coupling, manufactured by Velvac Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-389-0447?

NSN 4730-01-389-0447 has 2 cross-referenced part numbers: 011013 (Velvac Inc), 011033 (Velvac Inc).

What NSN replaces 4730-01-389-0447?

There are 2 known substitutes for 4730-01-389-0447: 4140-01-348-1519, 6515-01-607-7351. Verify interchangeability with system specifications before substitution.

What are the specifications of 011013?

Key specifications for 011013: Nominal Tube Outside Diameter: 0.250 INCHES IN. 1 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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