Product Details | PIPE TO BOSS STRAIGHT ADAPTER

4730-01-091-8991 An adapter having standard pipe threads on one end or an unthreaded end designed to accommodate a pipe. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a pipe or pipe fitting to a boss or boss fitting in a straight line on items such as tanks, housing, valve fittings, or the like. See also ADAPTER BUSHING and COUPLING, PIPE.

Part Alternates: 15970277, 15-97-0277, 2621-021-01, 262102101ASSY97, 2621-021-01ASSY97, 5024685964ITEM, 502-4685964ITEM, 4730-01-091-8991, 01-091-8991, 4730010918991, 010918991, 262102101

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

Supply Group (FSG) NSN Assign. NIIN
47 15 MAR 1980 01-091-8991

Cross Reference | NSN 4730-01-091-8991

Part Number Cage Code Manufacturer
15-97-0277 96169 ELECTRIC BOAT CORPORATION
2621-021-01 96169 ELECTRIC BOAT CORPORATION
2621-021-01ASSY97 96169 ELECTRIC BOAT CORPORATION
502-4685964ITEM 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 4730-01-091-8991

Characteristic Specifications
MATERIAL NICKEL ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE AND QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MAXIMUM OPERATING PRESSURE 700.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
CONNECTION TYPE UNTHREADED INTERNAL PIPE 1ST END THREADED EXTERNAL BOSS 2ND END
CONNECTION STYLE B41B SOCKET BRAZING RING 1ST END B71A EXTERNAL SEAT FOR GASKET SEAL 2ND END
NOMINAL PIPE SIZE ACCOMMODATED 0.250 INCHES 1ST END
THREAD SERIES DESIGNATOR UN 2ND END
NOMINAL THREAD SIZE 0.750 INCHES 2ND END
THREAD QUANTITY PER INCH 2A 2ND END
THREAD CLASS 2A 2ND END
PIPE WALL THICKNESS DESIGNATION FOR WHICH DESIGNED SCHEDULE 80 1ST END
UNION JOINT LOCATION FIRST END
NOMINAL OVERALL LENGTH 4.625 INCHES
FURNISHED ITEMS AND QUANTITY 2 PREFORMED PACKING AND 1 NUT ASSEMBLY AND 1 TAILPIECE

Restrictions/Controls & Freight Information | NSN 4730-01-091-8991

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 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 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 4730-01-091-8991

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each