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Pipe Flange NSN 4730-01-263-9691

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 4730-01-263-9691 NSN: 4730-01-263-9691

Features and Characteristics

Bolt Circle Diameter
2.250 inches
Thickness
0.188 inches
Pipe Size For Which Designed
0.375 inches
Bolt Hole Quantity
2
Flange Length
3.313 inches
Flange Width
1.375 inches
Bolt Hole Diameter
0.216 inches
Flange End Radius
0.531 inches
Neck Height
0.312 inches
Flange Section Style
Plain face, raised neck
Screw Thread Series Designator
Npt
Face Seating Surface Condition
Machined
Thread Size
0.375 inches
Material
Iron
Style Designator
Oval, one bolt hole circle
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
012639691
NSN
4730012639691

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
128R-3/8
Cage Code:
80996
Status:
A
MSDS:
Part Number:
0560317208
Cage Code:
1T8A8
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 4730-01-263-9691
What are the manufacturers of nsn 4730012639691?
Does this nsn 4730012639691 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730012639691
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 4730012639691 contain any precious metals?
No precious metal content.
Does nsn 4730012639691 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730012639691?
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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