Model: 821

Plug Cock

Properties:

Pipe Size Accommodated
0.500 inches 1st end
Thread Direction
Right-hand 1st end
Flow Style
Two way two port 90 degree plug turn
Maximum Operating Temp
500.0 degrees fahrenheit single response
Connection Style
Plain, optional end (pipe) 1st end
Valve Operation Method
Manual
Connection Type
Threaded internal pipe 1st end
Thready Qty Per Inch (tpi)
14 1st end
Maximum Operating Pressure
200.0 pounds per square inch 1st response
Maximum Operating Pressure
400.0 pounds per square inch 2nd response
Thread Size
0.500 inches 1st end
Material
Copper alloy flow control device
Material
Copper alloy seat
Material
Copper alloy stem
Material
Copper alloy body
Material Specification
Qq-c-390, alloy d4 federal specification single material response seat
Media For Which Designed
Steam 1st response
Media For Which Designed
Water-oil-gas 2nd response
Thread Series Designator
Npt 1st end
Furnished Items And Quantity
1 open drain
NSN
4820-00-969-5940
Part Number
821
Description
Cock,plug
CAGE
14959

An item that controls the flow of a fluid by rotation of a ported plug within a suitable ported seat. It must not have any lubrication other than from the fluid controlled, nor contain any nonmetallic seal between plug and seat. See also valve, seatless and valve, plug.

Part 821 NSN 4820-00-969-5940

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16991
FIIG:
A530A0
Concept No.:
App. Key:
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: 8481909090
  • SITC: 74790
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Parts of taps, cocks, valves and similar appliances, nesoi

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