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Pipe Flange NSN 4730-01-509-2305

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 4730-01-509-2305 NSN: 4730-01-509-2305

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Features and Characteristics

Thread Class
3b
Thickness
1.750 inches
Center To Center Distance Between Bolt Holes Along Width
1.281 inches
Center To Center Distance Between Bolt Holes Along Length
1.281 inches
Outside Edge To Bolt Hole Center Distance Along Width
0.135 inches
Outside Edge To Bolt Hole Center Distance Along Length
0.135 inches
Bolt Hole Quantity
5
Flange Length
1.550 inches
End Application
Ship
Flange Width
1.550 inches
Bolt Hole Diameter
0.344 inches
Flange Section Style
Plain face
Reducer Flange Hole Type
Concentric
Screw Thread Series Designator
Unj
Face Seating Surface Condition
Machined
Thready Qty Per Inch (tpi)
20
Thread Size
0.4375 inches
Criticality Code Justification
Feat
Unthreaded Reducer Hole Diameter
1.179 inches
Special Features
Weapon system essential; pressure test fixture, square flange with 4 unthreaded bolt holes; 1.179 inch inlet reduced to .4375 inch threaded outlet
Material
Stainless steel
Material Specification
Astm a276 316l cond a assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 ty vi or vii federal specification single treatment response
Style Designator
Rectangular, with bolt holes
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
015092305
NSN
4730015092305

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7326208-2
Cage Code:
53711
Status:
A
MSDS:
Part Number:
7326208
Cage Code:
53711
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7307210000
  • NAICS: 332919
  • SITC: 67953
  • Description: Stainless steel flanges
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 4730-01-509-2305
What are the manufacturers of nsn 4730015092305?
Does this nsn 4730015092305 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730015092305
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 4730015092305 contain any precious metals?
No precious metal content.
Does nsn 4730015092305 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730015092305?
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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