Model: 303035

Tube To Boss Tee

Properties:

Thread Class
3a 2nd end
Thread Class
3a 3rd end bulkhead
Thread Class
3b 1st end
End Application
Azf engine, aircraft, j-57 all models (c-135, ec-135, b-5)
Connection Style
Double threaded section w/ gasket and locknut sealing (boss) 2nd end
Connection Style
Flared (tube) 3rd end
Connection Style
Gasket seal (boss) 1st end
Leg Length
1.165 inches 3rd end
Leg Length
1.325 inches 2nd end and 1.350 inches 2nd end
Leg Length
0.688 inches 1st end and 0.720 inches 1st end
Connection Type
Threaded external boss 2nd end bulkhead
Connection Type
Threaded external tube 3rd end
Connection Type
Threaded internal boss 1st end
Thread Size
0.500 inches 1st end
Thread Size
0.500 inches 2nd end bulkhead
Thread Size
0.562 inches 3rd end
Seat Angle
37.0 degrees 3rd end
Outside Diameter Tube Accommodated
0.375 inches 3rd end
Reduced Passage Inside Diameter
0.406 inches 1st end
Material
Steel
Media For Which Designed
Fluid single response
Thread Series Designator
Unf 2nd end bulkhead
Thread Series Designator
Unf all ends
NSN
4730-00-540-0448
Part Number
303035
Description
Tee,tube To Boss
CAGE
77445

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 303035 NSN 4730-00-540-0448

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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
052190
UFC:
30000
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7307992000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Other fittings nesoi of iron or nonalloy steel

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