Product Details | BOSS ELBOW

4730-00-595-3376 A fitting that forms an angle of less than 180 degrees (3.141 radians) from the straight flow. The boss connections have external and/or internal machine threads (straight threads other than pipe or hose series), and are designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It may have side or heel inlet(s). It is designed to join two bosses or boss fittings on items such as tanks, housings, valve fittings, and the like. Excludes ELBOW, TUBE.

Part Alternates: 725634, 4730-00-595-3376, 00-595-3376, 4730005953376, 005953376

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1963 00-595-3376

Cross Reference | NSN 4730-00-595-3376

Part Number Cage Code Manufacturer
725634 98897 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS

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Technical Data | NSN 4730-00-595-3376

Characteristic Specifications
MATERIAL ALUMINUM ALLOY OVERALL
SURFACE TREATMENT ANODIZE INSIDE ANODIZE OUTSIDE
CONNECTION TYPE THREADED INTERNAL BOSS 1ST END THREADED EXTERNAL BOSS 2ND END
CONNECTION STYLE B9 GASKET SEAL 1ST END B71 EXTERNAL SEAT FOR GASKET SEAL 2ND END
THREAD SERIES DESIGNATOR UNF 1ST END UNF 2ND END
NOMINAL THREAD SIZE 0.438 INCHES 1ST END 0.438 INCHES 2ND END
THREAD CLASS 3B 1ST END 3A 2ND END
LEG LENGTH 0.860 INCHES NOMINAL 1ST END 1.430 INCHES NOMINAL 2ND END
FLOW ANGLE 90.0 DEGREES
MANUFACTURERS CODE 98897
DESIGN CONTROL REFERENCE 725634

Restrictions/Controls & Freight Information | NSN 4730-00-595-3376

Category Code Description
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.
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 051400 PIPE FITTINGS ALUMINUM
Less than car load rating P 77.5
Less than truck load rating P 77.5
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