Model: N0. 490 VALVE N.P.S. 1-1/4 IN.

Gate Valve

Special Features:

Solid wedge; tapered seat

Properties:

Pipe Size Accommodated
1.250 inches
Bonnet Type
Inside screw
Bonnet Attachment Method
U-bolt
Valve Operation Method
Manual
Connection Type
Threaded internal pipe
Features Provided
Bonnet packing
Valve Size
1.250 inches
Maximum Operating Pressure And Media For Which Designed
450.0 pounds per square inch steam
Thread Size
1.250 inches
Stem Type
Rising
Maximum Operating Tempurature And Media For Which Designed
450.0 degrees fahrenheit steam and 450.0 degrees fahrenheit water-oil-gas
Inlet Relationship With Outlet
Identical
Pressure Class
150.0 pounds
Material
Copper alloy 836 disk
Material
Copper alloy 836 seat
Material
Copper alloy 836 stem
Material
Iron cast uns f12102 body
Material Specification
Astm a-126 class b assn standard single material response body
Material Specification
Astm b-62 assn standard single material response disk
Material Specification
Astm b-62 assn standard single material response seat
Material Specification
Astm b-62 assn standard single material response stem
Thread Series Designator
Npt
NSN
4820-00-287-3952
Part Number
N0. 490 VALVE N.P.S. 1-1/4 IN.
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 N0. 490 VALVE N.P.S. 1-1/4 IN. NSN 4820-00-287-3952

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:
4.8000lbs
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:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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