Model: B1221E-6IN

Stop-check Valve

Special Features:

Monel trim

Properties:

Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Bolted
Bolt Hole Quantity
8 all ends
Valve Operation Method
Manual
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Mounting Position
Horizontal
Valve Size
6.000 inches
Maximum Operating Pressure
150.0 pounds per square inch single response
Outside Diameter
11.000 inches all ends
Face To Face Distance
14.000 inches
Thickness
0.813 inches all ends
Bolt Hole Diameter
0.875 inches all ends
Bolt Circle Diameter
11.750 inches all ends
Flange Face Design
Plain all ends
Material
Copper alloy 922 body or copper alloy 836 body
Material
Copper alloy 922 flow control device or copper alloy 836 flow control device
Material
Nickel alloy 400 seat or nickel alloy 400 seat
Material Specification
Astm b61 assn standard single material response body or astm b62 assn standard single material response body
Material Specification
Astm b61 assn standard single material response flow control device or astm b62 assn standard single material response flow control device
Material Specification
Qq-n-281 federal specification single material response seat or qq-n-288 federal specification single material response seat
Media For Which Designed
Steam 1st response
Media For Which Designed
Water-oil-gas 2nd response
Style Designator
Straight through flanged ends
Furnished Items And Quantity
1 handwheel
NSN
4820-01-279-4559
Part Number
B1221E-6IN
Description
Valve,stop-check
CAGE
30263

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 B1221E-6IN NSN 4820-01-279-4559

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:
--
Paclk Weight:
187.0000lbs
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:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8481301090
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

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

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