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Pipe Flange NSN 4730-01-153-1521

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 4730-01-153-1521 NSN: 4730-01-153-1521

Features and Characteristics

Thread Class
2b
Groove Depth
0.108 inches
Groove Width
0.190 inches
Bolt Circle Diameter
7.125 inches
Flange Diameter
8.625 inches
Thickness
1.415 inches
Pipe Size For Which Designed
4.000 inches
Bolt Hole Quantity
10
Bolt Hole Diameter
0.685 inches
Neck Height
0.758 inches
Flange Section Style
Plain face, raised neck
Groove Cross-sectional Shape
Rectangular
Groove Pitch Diameter
4.685 inches
Screw Thread Series Designator
Un
Face Seating Surface Condition
Machined
Thready Qty Per Inch (tpi)
12
Thread Size
4.000 inches
Material
Nickel alloy
Style Designator
Round, one bolt hole circle
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
011531521
NSN
4730011531521

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
299997-101
Cage Code:
18444
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7507200000
  • NAICS: 332919
  • SITC: 68322
  • Description: Tube or pipe fittings of nickel
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 4730-01-153-1521
What are the manufacturers of nsn 4730011531521?
Does this nsn 4730011531521 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730011531521
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 4730011531521 contain any precious metals?
No precious metal content.
Does nsn 4730011531521 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730011531521?
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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