Model: AAC4218-16

Tube To Boss Elbow

Properties:

Thread Class
3a 2nd end
Maximum Operating Temp
275.0 degrees fahrenheit single response
Connection Style
External seat for gasket seal (boss) 2nd end
Connection Style
Plain (tube) 1st end
Leg Length
2.186 inches 1st end
Leg Length
2.368 inches 2nd end
Connection Type
Threaded external boss 2nd end
Connection Type
Unthreaded internal tube 1st end
Thready Qty Per Inch (tpi)
14 2nd end
Maximum Operating Pressure
4000.0 pounds per square inch single response
Thread Size
1.250 inches 2nd end
Flow Angle
90.0 degrees
Outside Diameter Tube Accommodated
1.000 inches 1st end
Tubing Wall Thickness For Which Designed
0.155 inches 1st end
Material
Titanium alloy uns r54520
Material Specification
Ams4965 assn standard single material response
Thread Series Designator
Unjs 2nd end
NSN
4730-01-389-0363
Part Number
AAC4218-16
Description
Elbow,tube To Boss
CAGE
06581

A fitting that forms an angle of less that 180 degrees (3.141 radians) from a straight flow. One connecting end 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 other end 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 or heel inlet(s). It is designed to connect a tube or tube fitting to a boss or boss fitting on items such as tanks, housings, valve fittings, or the like.

Part AAC4218-16 NSN 4730-01-389-0363

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22679
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:
A
ESD:
ESD:
MMAC:
SX
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051420
UFC:
29090
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8108908000
  • SITC: 69985
  • End Use: Nonferrous metals, other
  • NAICS: 331491
  • USDA: 1

Freight Class: Other wrought titanium, nesoi

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