Product Details | HOSE TO BOSS STRAIGHT ADAPTER

4730-00-257-4897 An adapter having standard hose threads on one end, an incomplete part of a threaded end connection that grips the hose directly, or an unthreaded end designed to accommodate a hose. 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 hose or hose fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also COUPLING, HOSE and CONNECTOR, HOSE, BULKHEAD. Excludes items having flanged ends.

Part Alternates: FC717916204, FC7179-1620-4, FC717916204L1, FC7179-1620-4L1, MILH24135, MILH24135L1, 4730-00-257-4897, 00-257-4897, 4730002574897, 002574897

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

Supply Group (FSG) NSN Assign. NIIN
47 22 JUN 1973 00-257-4897

Cross Reference | NSN 4730-00-257-4897

Part Number Cage Code Manufacturer
FC7179-1620-4 01276 EATON-AEROQUIP INC DIV FLUID CONNECTORS PRODUCTS
FC7179-1620-4L1 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG
MILH24135 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MILH24135L1 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG

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Technical Data | NSN 4730-00-257-4897

Characteristic Specifications
MATERIAL NICKEL ALLOY A OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CONNECTION TYPE THREADED EXTERNAL HOSE GRIPPING 1ST END THREADED EXTERNAL HOSE 2ND END
CONNECTION STYLE B61 GRIPPING NIPPLE 1ST END B70C GASKET SEAL 2ND END
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED 1.251 INCHES 1ST END
NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED 2.022 INCHES 1ST END
THREAD SERIES DESIGNATOR UN 2ND END
NOMINAL THREAD SIZE 2.125 INCHES 2ND END
THREAD QUANTITY PER INCH 12 2ND END
THREAD CLASS 3A 2ND END
NOMINAL OVERALL LENGTH 5.250 INCHES
FURNISHED ITEMS AND QUANTITY 1 HOSE COUPLING NUT
NONDEFINITIVE SPEC/STD DATA B TYPE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
CRITICALITY CODE JUSTIFICATION ZZZY
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILH24135
MANUFACTURERS CODE 01276
DESIGN CONTROL REFERENCE FC7179-1620-4

Restrictions/Controls & Freight Information | NSN 4730-00-257-4897

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:AItem does not contain precious metal
Criticality Code:SThe item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 139780 NICKEL ARTICLES NOI
Less than car load rating G 125
Less than truck load rating G 125.0
Water commodity Code 576 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
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 4730-00-257-4897

Category Code Description
Cognizance Codes1HConsumable material assigned to NAVICP MECH for inventory management
Naval Inventory Control Point, Mechanicsburg
Special Material IDL1An items that supports either a SUBSAFE or Level 1 system that has undergone the extreme material control and quality assurance techniques that provide objective exidence of its acceptance for its appropriate application. Each item has certification papers (or special markings that provide traceability to the certification) that pedigree its material and physical properties, provide traceability, to manufacturer, contract list and lot, and document the quality assurance system and test requirements applied to the item.
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyN35Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityMMedium Demand Velocity Items (consumables)
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