Model: AN821-4K

Tube Elbow

Special Features:

Modified by lewis specification 103

Properties:

Thread Class
3a 1st end
Connection Style
Flared (tube) 1st end
Leg Length
0.890 inches 1st end
Connection Type
Threaded external tube 1st end
Thready Qty Per Inch (tpi)
20 1st end
Thread Size
0.468 inches 1st end
Seat Angle
37.0 degrees 1st end
Flow Angle
90.0 degrees
Outside Diameter Tube Accommodated
0.250 inches 1st end
Material
Steel comp 316 body
Material Specification
Qq-s-763, cl 316 federal specification single material response body
Thread Series Designator
Unf 1st end
Furnished Items And Quantity
2 tube coupling nut w/sleeve
NSN
4730-00-351-0764
Part Number
AN821-4K
Description
Elbow,tube
CAGE
88044

A fitting that forms an angle of less than 180 degrees (3.141 radians) from a straight flow. Both connecting ends have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. It may have side or heel inlet(s). See also elbow, pipe and connector, multiple, fluid pressure line.

Part AN821-4K NSN 4730-00-351-0764

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03771
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: 7307929000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Threaded elbows and bends of iron or steel (other than cast iron or stainless steel) for pipes and tubes

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