Model: 21646

Gate Valve

Properties:

Flange Diameter
16.000 inches
Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Bolted
Bolt Hole Quantity
12
Valve Operation Method
Manual
Connection Type
Flange, round w/o holes
Features Provided
Bonnet packing
Maximum Operating Pressure And Media For Which Designed
150.0 pounds per square inch water, fresh
Stem Type
Nonrising
Face To Face Distance
13.000 inches
Flange Face Design
Raised
Material
Copper alloy disk
Material
Copper alloy seat
Material
Copper alloy stem
Material
Steel body
Reference Number Differentiating Characteristics
As differentiated by 10 in. Valve size
NSN
4820-00-287-3455
Part Number
21646
Description
Valve,gate
CAGE
14959

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 21646 NSN 4820-00-287-3455

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: 8481803055
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

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

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