Model: 428

Gate Valve

Properties:

Bonnet Type
Inside screw
Bonnet Attachment Method
Union
Valve Operation Method
Manual
Connection Type
Threaded internal pipe
Features Provided
Bonnet packing
Valve Size
1.000 inches
Maximum Operating Pressure And Media For Which Designed
125.0 pounds per square inch gas, inert and 200.0 pounds per square inch water-oil-gas
Thread Size
1.000 inches
Stem Type
Rising
Maximum Operating Tempurature And Media For Which Designed
406.0 degrees fahrenheit steam and 150.0 degrees fahrenheit water-oil-gas
Inlet Relationship With Outlet
Identical
Pressure Class
125.0 pounds
Material
Copper alloy 694 stem
Material
Copper alloy 836 body
Material
Copper alloy 836 disk
Material
Silicon seat and copper alloy seat
Material
Silicon and copper alloy seat
Material Specification
Astm b-371 alloy 694 assn standard single material response stem
Material Specification
Astm b-62 assn standard single material response body
Material Specification
Astm b-62 assn standard single material response disk
Thread Series Designator
Npt
Nondefinitive Specification/std Data
2 type and 1 style and a class
NSN
4820-00-595-1844
Part Number
428
Description
Valve,gate
CAGE
14959

Part 428 NSN 4820-00-595-1844

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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
2.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

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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