Model: 458

Gate Valve

Properties:

Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Threaded
Valve Operation Method
Manual
Connection Type
Threaded internal pipe
Features Provided
Bonnet packing
Valve Size
0.750 inches
Maximum Operating Pressure And Media For Which Designed
200.0 pounds per square inch steam and 400.0 pounds per square inch water-oil-gas
Thread Size
0.750 inches
Stem Type
Nonrising
Maximum Operating Tempurature And Media For Which Designed
550.0 degrees fahrenheit steam
Inlet Relationship With Outlet
Identical
Pressure Class
200.0 pounds
Material
Copper alloy stem
Material
Copper alloy 922 body
Material
Copper alloy 922 disk
Material
Copper alloy 922 seat
Material Specification
Astm b584 alloy c87500 assn standard single material response stem
Material Specification
Astm b61 assn standard single material response body
Material Specification
Astm b61 assn standard single material response disk
Thread Series Designator
Npt
Specification Data
59646-mss sp-80 manufacturers standard
Nondefinitive Specification/std Data
2 type and 1 style and 3 class and 3/4 size
Departure From Cited Document
As modified by seat ring material
NSN
4820-00-554-8714
Part Number
458
Description
Valve,gate
CAGE
14959

Part 458 NSN 4820-00-554-8714

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:
A
ESD:
ESD:
MMAC:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
3.0000lbs
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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