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Tube To Boss Tee NSN 4730-00-278-8407

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 4730-00-278-8407 NSN: 4730-00-278-8407

  Stock Availability

NSN 4730002788407 availability
(as of 08/12/2023).

  • NS: 223
  • NE: 144
  • AR: 1
  • SV: 1

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Features and Characteristics

Thread Class
3b 3rd end
Connection Style
Gasket seal (boss) 3rd end
Leg Length
0.750 inches 3rd end
Connection Type
Threaded internal boss 3rd end
Thread Size
0.438 inches all ends
Seat Angle
37.0 degrees 2nd end
Outside Diameter Tube Accommodated
0.250 inches 2nd end
Material
Steel
Surface Treatment
Cadmium
Thread Series Designator
Unjf 1st end bulkhead
Specification Data
88044-an783 government standard
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
002788407
NSN
4730002788407

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AS1031
Cage Code:
81343
Status:
A
MSDS:
Part Number:
AS4875/1
Cage Code:
81343
Status:
A
MSDS:
Part Number:
AN783-4
Cage Code:
14397
Status:
A
MSDS:
Part Number:
AS1031-040404
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: 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 4730-00-278-8407
What are the manufacturers of nsn 4730002788407?
Does this nsn 4730002788407 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730002788407
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 4730002788407 contain any precious metals?
No precious metal content.
Does nsn 4730002788407 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730002788407?
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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