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Tube To Boss Tee NSN 4730-00-640-0822

Item Description

A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The tube connection(s) has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or is unthreaded and designed to accommodate a tube. The boss connection(s) 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 may have side inlet(s). It is used as a junction at the intersection of a tube or fitting and a boss or boss fitting on items such as a tank, housing, valve fitting, or the like. See also tee, tube; and tee, pipe to tube. Excludes connector, multiple, fluid pressure line.

NSN 4730-00-640-0822 NSN: 4730-00-640-0822

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Features and Characteristics

Thread Class
3a all ends
End Application
Used on chinook helicopter ch-47
Connection Style
Flareless (tube) 2nd end
Leg Length
1.719 inches and 1.766 inches all ends
Connection Type
Threaded external tube 2nd end
Thready Qty Per Inch (tpi)
12 all ends
Thread Size
1.312 inches all ends
Seat Angle
12.0 degrees 2nd end
Outside Diameter Tube Accommodated
1.000 inches 2nd end
Material
Aluminum alloy 7075
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, type 2 military specification single treatment response
Thread Series Designator
Unj all ends
Specification Data
81343-as21905 manufacturers standard
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
006400822
NSN
4730006400822

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MS21905-16D
Cage Code:
96906
Status:
A
MSDS:
Part Number:
MS21905D16
Cage Code:
96906
Status:
A
MSDS:
Part Number:
ER824D16
Cage Code:
79470
Status:
A
MSDS:
Part Number:
AS21905
Cage Code:
81343
Status:
A
MSDS:
Part Number:
MS21905W16
Cage Code:
81343
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7609000000
  • NAICS: 332919
  • SITC: 68427
  • Description: Aluminum tube or pipe fittings (couplings,elbows sleeves)
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 4730-00-640-0822
What are the manufacturers of nsn 4730006400822?
Does this nsn 4730006400822 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730006400822
A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. the tube connection(s) has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or is unthreaded and designed to accommodate a tube. the boss connection(s) 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 may have side inlet(s). it is used as a junction at the intersection of a tube or fitting and a boss or boss fitting on items such as a tank, housing, valve fitting, or the like. see also tee, tube; and tee, pipe to tube. excludes connector, multiple, fluid pressure line.
Does nsn 4730006400822 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730006400822 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730006400822?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
22683
FIIG:
A080B0
App. Key:
A
Cond. Code:
1
Status:
A

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