Product Details | PIPE FLANGE

4730-01-030-9251 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).

Part Alternates: 396379, 4730-01-030-9251, 01-030-9251, 4730010309251, 010309251

Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings

Supply Group (FSG) NSN Assign. NIIN
47 15 NOV 1976 01-030-9251

Drawings & Photos | NSN 4730-01-030-9251


Cross Reference | NSN 4730-01-030-9251

Part Number Cage Code Manufacturer
396379 62983 EATON AEROSPACE LLC

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Technical Data | NSN 4730-01-030-9251

Characteristic Specifications
MATERIAL ALUMINUM
STYLE DESIGNATOR 9 RECTANGULAR, WITH BOLT HOLES
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH 3.631 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH 3.631 INCHES NOMINAL
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG WIDTH 0.562 INCHES NOMINAL
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH 0.656 INCHES NOMINAL
FLANGE LENGTH 4.875 INCHES NOMINAL
FLANGE WIDTH 4.375 INCHES NOMINAL
BOLT HOLE DIAMETER 0.344 INCHES NOMINAL
BOLT HOLE QUANTITY 4
FLANGE SECTION STYLE 2 RAISED FACE, WELDING NECK
RECESS DIAMETER 3.000 INCHES NOMINAL
THICKNESS 0.375 INCHES NOMINAL
RAISED FACE HEIGHT 0.125 INCHES NOMINAL
RAISED FACE DIAMETER 3.250 INCHES NOMINAL
NECK HEIGHT 2.375 INCHES NOMINAL
REDUCER FLANGE HOLE TYPE CONCENTRIC
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED 1.438 INCHES NOMINAL
FACE SEATING SURFACE CONDITION MACHINED

Restrictions/Controls & Freight Information | NSN 4730-01-030-9251

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 128000 PUMPS PWR NOI/WORKING HEADS/PARTS
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 594 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4730-01-030-9251

Category Code Description
Cognizance Codes9CNavy-owned stocks of defense construction material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9CDefense Supply Center Columbus
Columbus, OH 43215
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each