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Boss Coupling NSN 4730-00-670-7321

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 4730-00-670-7321 NSN: 4730-00-670-7321

Features and Characteristics

Thread Class
2b 1st end
Connection Style
Gasket seal (boss) 1st end
Connection Type
Threaded internal boss 1st end
Thread Size
0.500 inches 2nd end
Nominallength
2.750 inches
Special Features
0.500 in. Lg cut-awaybeginning 0.813 in. From 2nd end
Material
Steel
Surface Treatment
Cadmium
Style Designator
Rigid, threaded internal and external
Thread Series Designator
Unf 2nd end
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
006707321
NSN
4730006707321

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1GT-7-1
Cage Code:
92456
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7307992000
  • NAICS: 332919
  • SITC: 67959
  • Description: Other fittings nesoi of iron or nonalloy steel
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 4730-00-670-7321
What are the manufacturers of nsn 4730006707321?
Does this nsn 4730006707321 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730006707321
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 4730006707321 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730006707321 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730006707321?
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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  •   Quality Inspected Parts
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