Model: AS4875/1

Boss Tee

Properties:

Thread Class
3a 2nd end
Thread Class
3a 2nd end bulkhead
Thread Class
3a 3rd end
Thread Class
3b 1st end
End Application
Gyro test stand
Connection Style
Flared w/ gasket seal (boss) 2nd end
Connection Style
Flared w/ gasket seal (boss) 3rd end
Connection Style
Gasket seal (boss) 1st end
Leg Length
1.140 inches 3rd end
Leg Length
1.679 inches 2nd end
Leg Length
0.773 inches 1st end
Connection Type
Threaded external boss 2nd end
Connection Type
Threaded external boss 3rd end
Connection Type
Threaded internal boss 1st end
Thread Size
0.375 inches 2nd end
Thread Size
0.375 inches 2nd end bulkhead
Thread Size
0.375 inches 3rd end
Thread Size
0.438 inches 1st end
Material
Aluminum alloy 2014
Material Specification
Qq-s-763 federal specification single material response
Surface Treatment
Anodize inside
Surface Treatment Specification
Mil-f-5509 military specification single treatment response inside
Thread Series Designator
Unf 1st end
Thread Series Designator
Unf 1st end bulkhead
Thread Series Designator
Unf 3rd end
Thread Series Designator
Unf 2nd end
NSN
4730-00-137-1890
Part Number
AS4875/1
Description
Tee,boss
CAGE
81343

A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The connections have external or internal machine threads (straight threads other than pipe or hose series), and are 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 boss or boss fitting on items such as tanks, housings, valve fittings, and the like. Excludes tee, tube.

Part AS4875/1 NSN 4730-00-137-1890

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22680
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:
--
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: 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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