Product Details | QUICK DISCONNECT COUPLING HALF

4730-00-203-0645 A fluid line fitting having a pipe, tube or hose connection or a through hole to accommodate a BOLT, FLUID PASSAGE on one end. The other end must have an internal or external quick disconnect feature for connecting a mating part to form a quick disconnect coupling assembly. The fitting may incorporate a self-sealing feature for the purpose of automatically shutting off the flow of fluid when disconnected from its mating half. For self-sealing fittings with an external or internal threaded disconnect end, see COUPLING HALF, SELF-SEALING. See also, CONNECTOR, MULTIPLE, FLUID PRESSURE LINE.

Part Alternates: TB155S45, TB155S4-5, 155S45, 155S4-5, 4730-00-203-0645, 00-203-0645, 4730002030645, 002030645

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1963 00-203-0645

Cross Reference | NSN 4730-00-203-0645

Part Number Cage Code Manufacturer
155S4-5 00624 EATON CORPORATION DBA AEROSPACE DIV
TB155S4-5 00624 EATON CORPORATION DBA AEROSPACE DIV

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Technical Data | NSN 4730-00-203-0645

Characteristic Specifications
BODY MATERIAL ALUMINUM ALLOY
BODY SURFACE TREATMENT ANODIZE
BODY STYLE 1 COUPLING HALF
FIRST LEG LENGTH ANY ACCEPTABLE
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED 3000.0 POUNDS PER SQUARE INCH ANY ACCEPTABLE
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED NOT RATED
OVERALL LENGTH 2.160 INCHES NOMINAL
FIRST FLUID END CONNECTION TYPE THREADED EXTERNAL TUBE
FIRST END STYLE DESIGNATOR D6 FLARED
FIRST END SEAT ANGLE 37.0 DEGREES NOMINAL
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED 0.312 INCHES NOMINAL
FIRST END THREAD SERIES DESIGNATOR UNF
FIRST END NOMINAL THREAD SIZE 0.500 INCHES
FIRST END THREAD CLASS 3A
MOUNTING FLANGE LOCATION FIRST LEG
QUICK DISCONNECT METHOD TWIST-LOCK ALL ENDS
QUICK DISCONNECT END CONNECTION TYPE INTERNAL ALL ENDS
FEATURES PROVIDED SELF-SEALING
MANUFACTURERS CODE 00624
DESIGN CONTROL REFERENCE 155S4-5

Restrictions/Controls & Freight Information | NSN 4730-00-203-0645

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 051400 PIPE FITTINGS ALUMINUM
Less than car load rating P 77.5
Less than truck load rating P 77.5
Water commodity Code 576 unknown
Originating Activity Code XX
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