Model: 7M137D20-20-16

Tube To Boss Tee

Properties:

Thread Class
3a 2nd end
Thread Class
3a 1st end
Thread Class
3a 1st end bulkhead
Thread Class
3b 3rd end
Connection Style
Flared (tube) 1st end
Connection Style
Flared (tube) 2nd end
Connection Style
Gasket seal (boss) 3rd end
Leg Length
1.742 inches 3rd end
Leg Length
2.273 inches 2nd end
Leg Length
3.054 inches 1st end
Connection Type
Threaded external tube 1st end
Connection Type
Threaded external tube 1st end bulkhead
Connection Type
Threaded external tube 2nd end
Connection Type
Threaded internal boss 3rd end
Thready Qty Per Inch (tpi)
12 1st end bulkhead
Thready Qty Per Inch (tpi)
12 all ends
Thread Size
1.312 inches 3rd end
Thread Size
1.625 inches 1st end
Thread Size
1.625 inches 2nd end
Thread Size
1.625 inches 2nd end bulkhead
Seat Angle
37.0 degrees 1st end
Seat Angle
37.0 degrees 2nd end
Outside Diameter Tube Accommodated
1.250 inches 1st end
Outside Diameter Tube Accommodated
1.250 inches 2nd end
Material
Aluminum alloy body
Surface Treatment
Anodize
Thread Series Designator
Unj 1st end bulkhead
Thread Series Designator
Unj all ends
Specification Data
76301-7-137 professional/industrial association standard
NSN
4730-00-181-9491
Part Number
7M137D20-20-16
Description
Tee,tube To Boss
CAGE
76301

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.

Part 7M137D20-20-16 NSN 4730-00-181-9491

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22683
FIIG:
A080B0
Concept No.:
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 7609000000
  • SITC: 68427
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Freight Class: Aluminum tube or pipe fittings (couplings,elbows sleeves)

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