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Tube To Boss Tee NSN 4730-01-181-1899

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 4730-01-181-1899 NSN: 4730-01-181-1899

Features and Characteristics

Thread Class
3b 2nd end
Connection Style
Gasket seal (boss) 3rd end
Leg Length
2.055 inches 1st end
Connection Type
Threaded internal boss 3rd end
Thread Size
0.750 inches 3rd end
Seat Angle
12.0 degrees 1st end
Outside Diameter Tube Accommodated
0.500 inches 1st end
Material
Steel comp 304
Surface Treatment
Passivate
Thread Series Designator
Unjf 1st end bulkhead
Specification Data
81343-as1001 government standard
Nondefinitive Specification/std Data
1 style
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
011811899
NSN
4730011811899

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AS1001F
Cage Code:
81343
Status:
A
MSDS:
Part Number:
AS18280
Cage Code:
81343
Status:
A
MSDS:
Part Number:
AS1001J080804
Cage Code:
81343
Status:
A
MSDS:
Part Number:
ER783J080804
Cage Code:
79470
Status:
A
MSDS:
Part Number:
110-087-6C
Cage Code:
97499
Status:
A
MSDS:
Part Number:
LER783J080804
Cage Code:
00624
Status:
A
MSDS:
Part Number:
AFP509C080804
Cage Code:
30974
Status:
A
MSDS:
Part Number:
AS1001
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: 7307994000
  • NAICS: 332919
  • SITC: 67959
  • Description: Other fittings nesoi of alloy steel not stainless
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 4730-01-181-1899
What are the manufacturers of nsn 4730011811899?
Does this nsn 4730011811899 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730011811899
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 4730011811899 contain any precious metals?
No precious metal content.
Does nsn 4730011811899 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730011811899?
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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