Product Details | TUBE TO BOSS STRAIGHT ADAPTER

4730-01-509-2187 An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. 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 tube or tube 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, TUBE and NIPPLE, TUBE.

Part Alternates: MS51520B4S, 4730-01-509-2187, 01-509-2187, 4730015092187, 015092187

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

Supply Group (FSG) NSN Assign. NIIN
47 05 JUN 2013 01-509-2187

Demand History | NSN 4730-01-509-2187

Part Number Request Date QTY Origin
MS51520B4S 2024-12-345 3 US
MS51520B4S 2024-08-218 20 United States
MS51520B4S 2015-11-314 1 United States

Cross Reference | NSN 4730-01-509-2187

Part Number Cage Code Manufacturer
MS51520B4S 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 4730-01-509-2187

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING OR STEEL COMP 316 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION 66,300 SERIES FED STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
MEDIA FOR WHICH DESIGNED HYDRAULIC FLUID SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 250.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END THREADED EXTERNAL BOSS 2ND END
CONNECTION STYLE B64 FLARED 1ST END B81 FLARED W/GASKET SEAL 2ND END
SEAT ANGLE 37.0 DEGREES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.250 INCHES 1ST END
THREAD SERIES DESIGNATOR UNF ALL ENDS UNF CENTER BULKHEAD
NOMINAL THREAD SIZE 0.438 INCHES ALL ENDS 0.438 INCHES CENTER BULKHEAD
THREAD CLASS 2A ALL ENDS 2A CENTER BULKHEAD
NOMINAL OVERALL LENGTH 2.070 INCHES
FURNISHED ITEMS AND QUANTITY 2 TUBE COUPLING NUT W/SLEEVE AND 1 PREFORMED PACKING AND 1 BULKHEAD NUT
SPECIFICATION/STANDARD DATA 96906-MS51520 GOVERNMENT STANDARD
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS51520B4S

Restrictions/Controls & Freight Information | NSN 4730-01-509-2187

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
No Freight Information