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		                        | National Stock Number:
 4730-01-336-9518
 
 Federal Supply Class:
 4730
 
 National Item Identification Number:
 013369518
 
 Description:
 COUPLING HALF,QUICK DISCONNECT
 
 Detail:
 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.
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 Manufacturer Information:
 
 | 1551AS474-2 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY  NOT MATERIAL/PARTS SUPPLIER |  | 1551AS474-2CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |  | SS-QT4-B1-400K3 | 02570 | SWAGELOK CO |  | SS-QT4-B1-400K3CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |  | SS-QT4-B1-400K3 | 3T9T9 | SWAGELOK CO | 
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 Techincal Specification:
 
 | CRITICALITY CODE JUSTIFICATION | ZZZY |  | LEG LENGTH | 3.550 INCHES NOMINAL |  | MATERIAL | STEEL CORROSION RESISTING BODY |  | OVERALL LENGTH | 4.640 INCHES NOMINAL |  | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |  | STYLE DESIGNATOR | MALE COUPLING HALF | 
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