Model: 1642

Gate Valve

Special Features:

1.000 in. Pipe size; r.H. Thd; 11-1/2 thds per inch

Properties:

Bonnet Type
Inside screw
Bonnet Attachment Method
U-bolt
Valve Operation Method
Manual
Connection Type
Threaded internal pipe
Features Provided
Valve stem lock shield and bonnet packing
Thread Size
1.000 inches
Stem Type
Rising
Material
Copper alloy seat
Material
Copper alloy stem
Material
Iron cast body
Thread Series Designator
Npt
Reference Number Differentiating Characteristics
As differentiated by nom pipe size
NSN
4820-00-968-3999
Part Number
1642
Description
Valve,gate
CAGE
37239

A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.

Part 1642 NSN 4820-00-968-3999

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05482
FIIG:
A500A0
Concept No.:
1
App. Key:
Cond. Code:
2
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: 8481803010
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Gate type taps, cocks and valves of iron, hand operated

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