Model: AS21909

Tube Tee

Properties:

Thread Class
3a 3rd end bulkhead
Thread Class
3a all ends
Maximum Operating Temp
135.0 degrees celsius single response
End Application
S-3a viking aircraft
Connection Style
Flareless (tube) all ends
Leg Length
1.312 inches 1st end
Leg Length
1.312 inches 2nd end
Leg Length
1.969 inches 3rd end
Connection Type
Threaded external tube all ends
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.750 inches 3rd end bulkhead
Thread Size
0.750 inches all ends
Seat Angle
12.0 degrees all ends
Outside Diameter Tube Accommodated
0.500 inches 3rd end bulkhead
Outside Diameter Tube Accommodated
0.500 inches all ends
Material
Aluminum alloy 7075
Material Specification
Qq-a-367, t73 federal specification single material response
Media For Which Designed
Fluid single response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, tydpe2, class 2 military specification single treatment response
Thread Series Designator
Unjf 3rd end bulkhead
Thread Series Designator
Unjf all ends
Specification Data
96906-ms21909 government standard
NSN
4730-00-134-8256
Part Number
AS21909
Description
Tee,tube
CAGE
81343

A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The connections have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or are unthreaded and designed to accommodate a tube. It may have side inlet(s). It is used as a junction at the intersection of a tube or tube fitting.

Part AS21909 NSN 4730-00-134-8256

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03809
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:
0.3000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
013760
UFC:
05830
LTL:
60.0
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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