Product Details | BOSS NIPPLE

4730-00-438-5008 A straight, one-piece fitting used to join two bosses or boss fittings. Both ends are the same size and have external machine threads (straignt threads other than pipe or hose series). It is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. The center section may be suitably shaped to accommodate a wrench.

Part Alternates: 309703, 4730-00-438-5008, 00-438-5008, 4730004385008, 004385008

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

Supply Group (FSG) NSN Assign. NIIN
47 03 DEC 1969 00-438-5008

Cross Reference | NSN 4730-00-438-5008

Part Number Cage Code Manufacturer
309703 33654 HOWDEN FLUID SYSTEMS
309703 58163 MEGGITT (NORTH HOLLYWOOD), INC. DBA MEGGITT CONTROL SYSTEMS

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Technical Data | NSN 4730-00-438-5008

Characteristic Specifications
MATERIAL STEEL COMP 347 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE INSIDE PASSIVATE OUTSIDE
STYLE DESIGNATOR A61 PLAIN W/CENTER WRENCHING FACILITY
CONNECTION TYPE THREADED EXTERNAL BOSS 1ST END THREADED EXTERNAL BOSS 2ND END
CONNECTION STYLE B71 EXTERNAL SEAT FOR GASKET SEAL 1ST END B71 EXTERNAL SEAT FOR GASKET SEAL 2ND END
THREAD SERIES DESIGNATOR UNF 1ST END UNF 2ND END
NOMINAL THREAD SIZE 0.750 INCHES 1ST END 0.750 INCHES 2ND END
THREAD CLASS 3A 1ST END 3A 2ND END
LEG LENGTH 0.410 INCHES MINIMUM AND 0.430 INCHES MAXIMUM 1ST END
NOMINAL OVERALL LENGTH 1.068 INCHES
MANUFACTURERS CODE 58163
DESIGN CONTROL REFERENCE 309703

Restrictions/Controls & Freight Information | NSN 4730-00-438-5008

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 052190 PIPE,TUBING,OR PIPE OR TUBING FITTI
Less than car load rating U 50
Less than truck load rating W Rating Variable
Water commodity Code 576 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
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 4730-00-438-5008

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