Model: 728941

Stop-check Valve

Properties:

Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Bolted
Maximum Operating Temp
425.0 degrees fahrenheit single response
End Application
Nuclear reactor boundry area
Valve Operation Method
Manual
Flange Shape
Round all ends
Connection Type
Flange all ends
Valve Size
3.000 inches
Maximum Operating Pressure
100.0 pounds per square inch single response
Outside Diameter
6.625 inches all ends
First Connection Face To Centerline Distance
5.000 inches
Second Connection Face To Centerline Distance
5.000 inches
Flange Face Design
Plain all ends
Part Name Assigned By Controlling Agency
Stop check globe valve
Material
Copper alloy flow control device
Material
Copper alloy body
Material
Nickel alloy seat
Material
Nickel alloy stem
Style Designator
Angle flanged ends
Furnished Items And Quantity
1 handwheel
NSN
4820-01-529-7249
Part Number
728941
Description
Valve,stop-check
CAGE
63686

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 728941 NSN 4820-01-529-7249

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:
A
ESD:
A
MMAC:
CRITL:
X

Packaging & Shipping

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