Tube to Hose Straight Adapter

447-3-4B

447-3-4B
(NSN) National Stock Number
4730-00-051-4705
Federal Supply Classification
4730 Hose, Pipe, Tube, Lubrication and Railing Fittings
Item Name Code
03777
Schedule B Code
7412200000
Summary

2a 1st end thread class, 200.0 deg fahrenheit single response maximum operating temp, beaded (hose) 2nd end connection style, inverted flare (tube) 1st end connection style, threaded external tube 1st end connection type, unthreaded external hose 2nd end connection type

DAC HCC DMIL RNCC
E - - 5
RNVC SADC MSDS RNAAC
9 - - AX
Identification

An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. The other end has standard hose threads, an incomplete part of a threaded end connection that grips the hose directly, or is unthreaded and designed to accommodate a hose. It is designed to join a tube or tube fitting to a hose or hose fitting.

INC FIIG Concept Condition
03777 A080B0 1 1
Specifications
Thread Class
2a 1st end
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Maximum Operating Temp
200.0 deg fahrenheit single response
Details The maximum temperature at which the item is rated to operate for an extended period of time.
Connection Style
beaded (hose) 2nd end
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.
Connection Style
inverted flare (tube) 1st end
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.
Connection Type
threaded external tube 1st end
Details Indicates the type of connection/s/.
Connection Type
unthreaded external hose 2nd end
Details Indicates the type of connection/s/.
Maximum Operating Pressure
250.0 pounds per square inch single response
Details The maximum pressure at which the item is rated for operation.
Nominal Thread Size
0.375 inches 1st end
Details A designation that is used for the purpose of general identification of the thread.
Seat Angle
45.0 degrees 1st end
Details The angle of the end surface upon which the mated surface seats.
Nominal Inside Diameter Hose Accommodated
0.250 inches 2nd end
Details The nominal length of a straight line which passes through the center of the accommodated hose,and terminates at the inside circumference.
Nominal Outside Diameter Tube Accommodated
0.188 inches 1st end
Details The nominal length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.
Tubing Wall Nominal Thickness For Which Designed
0.030 inches 1st end
Details The nominal thickness of the tubing wall for which designed as taken from the inside surface to the nearest outer surface.
Nominal Overall Length
1.500 inches
Details The nominal dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
Material
copper alloy overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Special Test Features
tested in accordance w/mil-q-9858
Details Test conditions and ratings,or environmental and performance requirements that are different,more critical,or more specific than those specified in a governing test data document.
Thread Series Designator
unf 1st end
Details A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
32882-3-4B 45681 6 - C 1 - ZZ
4740-3-4B 01276 E - 3 1 - AX
32882-3-4B 98441 6 - 5 9 - AX
095903-1 67060 6 - 3 2 - ZZ
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
30000 - W -
RVC WCC TCC SHC
- 576 Z 9

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • Genuine Manufacturers Parts
  • 100% Product Inspection
  • 7 Year Sales Record Retention
  • Fast On-Time Delivery
  • HAZMAT Certified
  • Global Shipping
Manufacturer
PARKER HANNIFIN CORP DIV STRATOFLEX PRODUCTS DIVISION
CAGE: 98441
FORT WORTH , TX , 76114-3605
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 4730-00-051-4705
What is the NIIN of the NSN 4730-00-051-4705?
The National Item Identification Number (NIIN) of the NSN 4730-00-051-4705 is 00-051-4705
When the NSN 4730-00-051-4705 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Sun, Jan 1, 1961
Does the NSN 4730-00-051-4705 contain any precious metals?
Type/content is unknown
Does the NSN 4730-00-051-4705 contain any hazardous material?
No data in HMIRS

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.

Similar Products
Who we are?

We are a trusted provider of milspec and aerospace hardware, offering high-quality consumables and parts. With a commitment to excellence, we guarantee reliable and fast delivery through our network of logistics centers. Our mission is to support the aerospace industry with precision and efficiency.

Contact
3555 Agricultural Center Dr.
St. Augustine, FL, 32092
United States
© 2025 Aerospace Hardware Store, Inc. All rights reserved.
Made in USA