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Pipe Flange NSN 4730-00-256-8476

Item Description

An item solid or split into halves, having a threaded or unthreaded hole for the purpose of connecting or retaining a pipe, tube, or hose fitting. The face of the flange may be smooth, grooved, or serrated and may be drilled for connecting bolts or studs. If the item is unthreaded, the pipe or tube may be retained by welding, brazing, compression, or the like. Excludes flange, pipe, blind; ferrule, grooved clamp coupling; and adapter (as modified).

NSN 4730-00-256-8476 NSN: 4730-00-256-8476

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Features and Characteristics

Bolt Circle Diameter
5.875 inches
Flange Diameter
7.500 inches
Thickness
Between 1.125 inches and 1.141 inches
Pipe Size For Which Designed
2.500 inches
Bolt Hole Quantity
8
Bolt Hole Diameter
Between 0.796 inches and 0.812 inches
Raised Face Height
Between 0.234 inches and 0.250 inches
Raised Face Diameter
5.000 inches
Neck Height
Between 2.000 inches and 2.078 inches
Flange Section Style
Raised face, welding neck
Face Seating Surface Condition
Machined
Maximum Operating Pressure And Media For Which Designed
600.0 pounds per square inch steam and 750.0 pounds per square inch gas and 750.0 pounds per square inch oil and 750.0 pounds per square inch water
Maximum Operating Tempurature And Media For Which Designed
850.0 degrees fahrenheit steam and 425.0 degrees fahrenheit gas and 425.0 degrees fahrenheit oil and 425.0 degrees fahrenheit water
Material
Steel
Material Specification
Mil-s-872 military specification single material response
Style Designator
Round, one bolt hole circle
Reference Number Differentiating Characteristics
As differentiated by 2-1/2 in.Size
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
002568476
NSN
4730002568476

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
810-1385733
Cage Code:
80064
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7307912000
  • NAICS: 332919
  • SITC: 67959
  • Description: Flanges of iron or nonalloy steel
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 4730-00-256-8476
What are the manufacturers of nsn 4730002568476?
Does this nsn 4730002568476 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730002568476
An item solid or split into halves, having a threaded or unthreaded hole for the purpose of connecting or retaining a pipe, tube, or hose fitting. the face of the flange may be smooth, grooved, or serrated and may be drilled for connecting bolts or studs. if the item is unthreaded, the pipe or tube may be retained by welding, brazing, compression, or the like. excludes flange, pipe, blind; ferrule, grooved clamp coupling; and adapter (as modified).
Does nsn 4730002568476 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730002568476 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730002568476?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
03798
FIIG:
A23300
App. Key:
B
Cond. Code:
1
Status:
A

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