Model: B1221E-0250

Stop-check Valve

Properties:

Flow Control Device
Disk
Bonnet Type
Outside screw-yoke
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 or vertical
Valve Size
2.500 inches
Maximum Operating Pressure
150.0 pounds per square inch single response
Outside Diameter
7.000 inches all ends
Face To Face Distance
8.000 inches
Thickness
0.562 inches all ends
Bolt Hole Diameter
0.812 inches all ends
Bolt Circle Diameter
6.000 inches all ends
Flange Face Design
Plain all ends
Material Specification
Astm b61 assn standard single material response body or astm b67 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
Material Specification
Qq-n-281 federal specification single material response stem
Media For Which Designed
Steam 1st response
Media For Which Designed
Water-oil-gas 2nd response
Style Designator
Straight through flanged ends
Supplementary Features
This item has been reviewed for asbestos material; the current approved sources, 30263 have indicated their part number contained asbestos prior to 1984, they continue to manufacture the same part number without asbestso material after 1984
Furnished Items And Quantity
1 handwheel
NSN
4820-01-275-4160
Part Number
B1221E-0250
Description
Valve,stop-check
CAGE
30263

Part B1221E-0250 NSN 4820-01-275-4160

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:
41.2000lbs
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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