Model: 445-4601-6

Stop-check Valve

Special Features:

Right hand lever assembly

Properties:

Flow Control Device
Disk
Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Bolted
Renewable Seat Ring Type
Threaded
Bolt Hole Quantity
16 1st end
Valve Operation Method
Manual
Flange Shape
Round with holes 1st end
Connection Type
Flange 1st end
Mounting Position
Horizontal
Features Provided
Bonnet packing
Valve Size
12.000 inches
Maximum Operating Pressure
50.0 pounds per square inch single response
Outside Diameter
16.562 inches 1st end
Thickness
0.688 inches 1st end
First Connection Face To Centerline Distance
13.375 inches
Bolt Hole Diameter
0.812 inches 1st end
Second Connection Face To Centerline Distance
13.375 inches
Bolt Circle Diameter
15.000 inches 1st end
Flange Face Design
Plain 1st end
Material
Copper alloy body
Material
Nickel alloy seat
Material
Nickel alloy stem
Material
Nickel alloy flow control device
Media For Which Designed
Water, salt single response
Style Designator
Angle flanged ends
NSN
4820-00-358-1993
Part Number
445-4601-6
Description
Valve,stop-check
CAGE
21948

A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also valve (1), lift-check and valve (1), stop-lift-check.

Part 445-4601-6 NSN 4820-00-358-1993

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05486
FIIG:
A530B0
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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
27.0 X 27.0 X 23.0
Paclk Weight:
604.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
99
LVL_A:
Q
LVL_B:
F

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
77.5
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8481301010
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of copper having a pressure rating under 850 kpa

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