NSN 4730-00-230-8775, 4730002308775
FLANGE,PIPE,BLIND

Federal Supply Classification: FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number: NIIN 002308775
Codification Country: United States
Item Name Code: INC 03793
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

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DLMS^® Summary

National Stock Number 4730-00-230-8775

National Stock Number (NSN) 4730-00-230-8775, or NIIN 002308775, (flange,pipe,blind) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 03793. [AN ITEM USED FOR COVERING OR CLOSING THE END OF A FLANGED PIPE FITTING. THE FACE MAY BE DRILLED FOR CONNECTING BOLTS OR STUDS. EXCLUDES:FLANGE, PIPE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730002308775 contains an unknown precious metal.

This information was last updated on Jul 01, 2025.

Technical Characteristics

MATERIAL: (MATT) BRONZE,SAE CA922
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED: (CRWH) 150.0 DEG FAHRENHEIT AIR AND 425.0 DEG FAHRENHEIT STEAM AND 150.0 DEG FAHRENHEIT GAS AND 150.0 DEG FAHRENHEIT OIL AND 150.0 DEG FAHRENHEIT WATER
BOLT CIRCLE DIAMETER: (ABKG) 2.688 INCHES NOMINAL
BOLT HOLE DIAMETER: (AHNX) 0.562 INCHES NOMINAL
BOLT HOLE QUANTITY: (AECS) 4
FACE SEATING SURFACE CONDITION: (AKWE) MACHINED
FLANGE DIAMETER: (ABKK) 3.812 INCHES NOMINAL
FLANGE SECTION STYLE: (AJEM) PLAIN FACE (BLIND)
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) SAE CA922 ASSN STD SINGLE MATERIAL RESPONSE
MATERIAL: (MATT) COPPER ALLOY 922
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED: (CQCJ) 250.0 POUNDS PER SQUARE INCH AIR AND 150.0 POUNDS PER SQUARE INCH STEAM AND 250.0 POUNDS PER SQUARE INCH GAS AND 250.0 POUNDS PER SQUARE INCH OIL AND 250.0 POUNDS PER SQUARE INCH WATER
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED: (CRWH) 150.0 FAHRENHEIT AIR AND 425.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT GAS AND 150.0 FAHRENHEIT OIL AND 150.0 FAHRENHEIT WATER
NOMINAL PIPE SIZE FOR WHICH DESIGNED: (ACSU) 0.750 INCHES
STYLE DESIGNATOR: (STYL) ROUND, ONE BOLT HOLE CIRCLE
THICKNESS: (ABNM) 0.438 INCHES NOMINAL