Model: 1B643 1/2

Gate Valve

Properties:

Bonnet Type
Inside screw
Bonnet Attachment Method
Threaded
Valve Operation Method
Manual
Connection Type
Threaded internal pipe
Features Provided
Bonnet packing
Valve Size
0.500 inches
Maximum Operating Pressure And Media For Which Designed
125.0 pounds per square inch steam and 200.0 pounds per square inch water-oil-gas
Thread Size
0.500 inches
Stem Type
Rising
Maximum Operating Tempurature And Media For Which Designed
353.0 degrees fahrenheit steam and 150.0 degrees fahrenheit water-oil-gas
Inlet Relationship With Outlet
Identical
Pressure Class
250.0 pounds per square inch
Material
Copper alloy stem
Material
Copper alloy 836 body
Material
Copper alloy 836 disk
Material
Copper alloy 836 seat
Material Specification
Astmcub000 assn standard single material response stem
Material Specification
Astmcu0836 assn standard single material response body
Material Specification
Astmcu0836 assn standard single material response disk
Material Specification
Astmcu0836 assn standard single material response seat
Thread Series Designator
Npt
NSN
4820-00-843-2779
Part Number
1B643 1/2
Description
Valve,gate
CAGE
14448

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 1B643 1/2 NSN 4820-00-843-2779

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
G
LVL_B:
R

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
050855
UFC:
29290
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8481801060
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Gate type taps, cocks and valves of copper, hand operated, having a pressure rating of 850 kpa or over

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