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Tube To Boss Straight Adapter NSN 4730-01-175-5443

Item Description

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 external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also coupling, tube and nipple, tube.

NSN 4730-01-175-5443 NSN: 4730-01-175-5443

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Features and Characteristics

Thread Class
2a 2nd end
Connection Type
Unthreaded internal tube 1st end
Thready Qty Per Inch (tpi)
20 2nd end
Maximum Operating Pressure
700.0 pounds per square inch single response
Thread Size
1.594 inches 2nd end
Criticality Code Justification
Zzzy
Outside Diameter Tube Accommodated
1.125 inches 1st end
Nominallength
1.330 inches
Special Features
For navy nuclear propulsion plant products only
Material
Copper alloy
Thread Series Designator
Uns 2nd end
Reference Number Differentiating Characteristics
As differentiated by free from mercury contamination
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
011755443
NSN
4730011755443

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
202208-18-16B
Cage Code:
00624
Status:
A
MSDS:
Part Number:
2670-57 ITEM 13
Cage Code:
43689
Status:
A
MSDS:
Part Number:
1889863PC157
Cage Code:
80064
Status:
A
MSDS:
Part Number:
845-2445071ITEM13
Cage Code:
80064
Status:
A
MSDS:
Part Number:
503-4556027
Cage Code:
80064
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7412200000
  • NAICS: 332919
  • SITC: 68272
  • Description: Copper alloy tube or pipe fittings
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 4730-01-175-5443
What are the manufacturers of nsn 4730011755443?
Does this nsn 4730011755443 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730011755443
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 external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. it is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. see also coupling, tube and nipple, tube.
Does nsn 4730011755443 contain any precious metals?
No precious metal content.
Does nsn 4730011755443 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730011755443?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
22675
FIIG:
A080B0
App. Key:
A
Cond. Code:
1
Status:
A

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