Product Details | HOSE TO BOSS STRAIGHT ADAPTER

4730-01-501-8736 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: H6551503F2812, H655-1503-F281-2, 211039440R, 211039440RA, 5316985694F28, 531-6985694-F28, 5316985695F2812, 531-6985695-F281-2, 4730-01-501-8736, 01-501-8736, 4730015018736, 015018736

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

Supply Group (FSG) NSN Assign. NIIN
47 18 OCT 2002 01-501-8736

Demand History | NSN 4730-01-501-8736

Part Number Request Date QTY Origin
211039440R 2025-08-232 7 DIBBS
H655-1503-F281-2 2025-08-232 7 DIBBS
211039440R 2025-08-219 7 DIBBS
H655-1503-F281-2 2025-08-219 7 DIBBS
211039440R 2024-09-269 6 DIBBS
H655-1503-F281-2 2024-09-269 6 DIBBS
211039440R 2024-02-58 5 DIBBS
H655-1503-F281-2 2024-02-58 5 DIBBS
211039440R 2020-02-37 3 DIBBS
H655-1503-F281-2 2020-02-37 3 DIBBS
211039440R 2020-01-22 1 DIBBS
H655-1503-F281-2 2020-01-22 1 DIBBS
211039440R 2019-07-209 2 DIBBS
H655-1503-F281-2 2019-07-209 2 DIBBS
211039440R 2019-04-97 2 DIBBS
H655-1503-F281-2 2019-04-97 2 DIBBS
4730-01-501-8736 2018-04-119 1 DIBBS
4730-01-501-8736 2009-11-307 12 DIBBS
4730-01-501-8736 2009-10-293 12 DIBBS
4730-01-501-8736 2009-08-222 1 DIBBS

Cross Reference | NSN 4730-01-501-8736

Part Number Cage Code Manufacturer
211039440R 96169 ELECTRIC BOAT CORPORATION
211039440RA 96169 ELECTRIC BOAT CORPORATION
531-6985694-F28 53711 NAVAL SEA SYSTEMS COMMAND
531-6985695-F281-2 53711 NAVAL SEA SYSTEMS COMMAND
H655-1503-F281-2 96169 ELECTRIC BOAT CORPORATION

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Technical Data | NSN 4730-01-501-8736

Characteristic Specifications
MATERIAL NICKEL ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE AND QQ-H286 FED SPEC 2ND MATERIAL RESPONSE OVERALL
MEDIA FOR WHICH DESIGNED FUEL 1ST RESPONSE HYDRAULIC FLUID 2ND RESPONSE
MAXIMUM OPERATING PRESSURE 2000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 200.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPE THREADED EXTERNAL HOSE GRIPPING 1ST END THREADED EXTERNAL BOSS 2ND END
CONNECTION STYLE B61 GRIPPING NIPPLE 1ST END B71A EXTERNAL SEAT FOR GASKET SEAL 2ND END
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED 1.835 INCHES 1ST END
NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED 2.219 INCHES 1ST END
THREAD SERIES DESIGNATOR UN 2ND END
NOMINAL THREAD SIZE 3.0625 INCHES 2ND END
THREAD QUANTITY PER INCH 12 2ND END
THREAD CLASS 2A 2ND END
NOMINAL OVERALL LENGTH 6.000 INCHES
SPECIAL FEATURES NICHOL ALLOY 400, 405 OR K-500
III END ITEM IDENTIFICATION SHIP; R.O. UNIT ST
III PART NAME ASSIGNED BY CONTROLLING AGENCY STRAIGHT END FITTING

Restrictions/Controls & Freight Information | NSN 4730-01-501-8736

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
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
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 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 4730-01-501-8736

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each