Product Details | FLANGE TO TUBE ELBOW

4730-00-683-8404 A fitting that forms an angle of less that 180 degrees (3.141 radians) from the straight flow. It has a flange connection on one end designed to connect with another flange connection, or a compression type mounting pad. The other end has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or is unthreaded and designed to accommodate a tube. It may have side and/or heel inlet(s).

Part Alternates: PWA8510, 4730-00-683-8404, 00-683-8404, 4730006838404, 006838404

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1961 00-683-8404

Cross Reference | NSN 4730-00-683-8404

Part Number Cage Code Manufacturer
PWA8510 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 4730-00-683-8404

Characteristic Specifications
MATERIAL STEEL OVERALL
SURFACE TREATMENT PAINT OVERALL
MEDIA FOR WHICH DESIGNED HYDRAULIC FLUID SINGLE RESPONSE
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END FLANGE 2ND END
CONNECTION STYLE B64 FLARED 1ST END
SEAT ANGLE 37.0 DEGREES 1ST END
FLANGE SHAPE RECTANGULAR WITH HOLES 2ND END
NOMINAL THICKNESS 0.312 INCHES 2ND END
NOMINAL LENGTH 2.375 INCHES 2ND END
NOMINAL WIDTH 2.375 INCHES 2ND END
BOLT HOLE QUANTITY 4 2ND END
BOLT HOLE NOMINAL DIAMETER 0.250 INCHES 2ND END
CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG LENGTH 1.812 INCHES 2ND END
CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG WIDTH 1.812 INCHES 2ND END
FLANGE FACE DESIGN PLAIN 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 1.625 INCHES 1ST END
THREAD SERIES DESIGNATOR UN 1ST END
NOMINAL THREAD SIZE 1.875 INCHES 1ST END
THREAD QUANTITY PER INCH 12 1ST END
THREAD CLASS 3A 1ST END
LEG LENGTH 2.203 INCHES NOMINAL 1ST END 2.500 INCHES NOMINAL 2ND END
FLOW ANGLE 90.0 DEGREES

Restrictions/Controls & Freight Information | NSN 4730-00-683-8404

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 052190 PIPE,TUBING,OR PIPE OR TUBING FITTI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 4730-00-683-8404

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 CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each