Model: WWF406

Blind Pipe Flange

Properties:

Bolt Circle Diameter
7.000 inches
Flange Diameter
8.500 inches
Thickness
0.812 inches
Pipe Size For Which Designed
3.500 inches
Bolt Hole Quantity
8
Bolt Hole Diameter
0.750 inches
Flange Section Style
Plain face (blind)
Face Seating Surface Condition
Machined
Maximum Operating Pressure And Media For Which Designed
175.0 pounds per square inch gas and 175.0 pounds per square inch oil and 125.0 pounds per square inch steam and 175.0 pounds per square inch water
Material
Iron
Style Designator
Round, one bolt hole circle
Nondefinitive Specification/std Data
125 class and 73-1/2 in. Size and b type
NSN
4730-00-727-7431
Part Number
WWF406
Description
Flange,pipe,blind
CAGE
81348

An item used for covering or closing the end of a flanged pipe fitting. The face may be drilled for connecting bolts or studs. Excludes flange, pipe.

Part WWF406 NSN 4730-00-727-7431

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03793
FIIG:
A23300
Concept No.:
App. Key:
A
Cond. Code:
1
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

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Schedule B and Export
  • Schedule B: 7307912000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Flanges of iron or nonalloy steel

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