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Pipe Flange NSN 4730-01-290-4971

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 4730-01-290-4971 NSN: 4730-01-290-4971

Features and Characteristics

Bolt Circle Diameter
8.500 inches
Flange Diameter
10.750 inches
Thickness
1.500 inches
Pipe Size For Which Designed
4.000 inches
Bolt Hole Quantity
8
Bolt Hole Diameter
0.875 inches
Raised Face Height
0.250 inches
Raised Face Diameter
6.188 inches
Neck Height
2.500 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 any acceptable
Special Features
Water bore dimensions 1.610 in.
Material
Steel
Material Specification
Astm a105 assn standard single material response
Style Designator
Round, one bolt hole circle
Specification Data
80204-ansi b16.5 professional/industrial association standard
Nondefinitive Specification/std Data
18 table
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
012904971
NSN
4730012904971

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AMSE B16.5
Cage Code:
05047
Status:
A
MSDS:
Part Number:
60 4 IN.IPS
Cage Code:
34646
Status:
A
MSDS:
Part Number:
B16.5 4IN.IPS
Cage Code:
05047
Status:
A
MSDS:
Part Number:
21539
Cage Code:
40475
Status:
A
MSDS:
Part Number:
M18180/1061A01
Cage Code:
81349
Status:
A
MSDS:
Part Number:
MIL-F-18180
Cage Code:
81349
Status:
A
MSDS:
Part Number:
ANSI B16.5 4IN.IPS.
Cage Code:
80204
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 4730-01-290-4971
What are the manufacturers of nsn 4730012904971?
Does this nsn 4730012904971 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730012904971
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 4730012904971 contain any precious metals?
No precious metal content.
Does nsn 4730012904971 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730012904971?
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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