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Boss Coupling NSN 4730-01-073-5831

Item Description

A straight one-piece fitting 12 inches (304 mm) long or under having the same size fitting on each end (straight machine threads other than pipe or hose series). It may have internal threads on both ends or internal threads on one end and external threads on the other designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It is designed to join two bosses or boss fittings. Excludes items having external threaded connections on both ends.

NSN 4730-01-073-5831 NSN: 4730-01-073-5831

Features and Characteristics

Thread Class
2b all ends
Connection Style
Gasket seal (boss) all ends
Connection Type
Threaded internal boss all ends
Thready Qty Per Inch (tpi)
12 all ends
Thread Size
1.312 inches all ends
Nominallength
1.890 inches
Special Features
Bulkhead, 1.875 in. Thd size, un thd series, 12 thd per in., 3a class first end, furnished pin, 1
Material
Copper alloy
Material Specification
Mil-c-15726, comp 90-10 military specification single material response
Style Designator
Plain
Thread Series Designator
Unj all ends
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
010735831
NSN
4730010735831

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2888877
Cage Code:
10001
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 4730-01-073-5831
What are the manufacturers of nsn 4730010735831?
Does this nsn 4730010735831 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730010735831
A straight one-piece fitting 12 inches (304 mm) long or under having the same size fitting on each end (straight machine threads other than pipe or hose series). it may have internal threads on both ends or internal threads on one end and external threads on the other designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. it is designed to join two bosses or boss fittings. excludes items having external threaded connections on both ends.
Does nsn 4730010735831 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730010735831 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730010735831?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
26953
FIIG:
A080B0
App. Key:
A
Cond. Code:
1
Status:
A

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