4730-00-495-4875, COUPLING HALF,SELF-SEALING

National Stock Number:
4730-00-495-4875

Federal Supply Class:
4730

National Item Identification Number:
004954875

Description:
COUPLING HALF,SELF-SEALING

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 EXTERNAL OR INTERNAL THREAD FOR CONNECTING A MATING PART TO FORM A SELF-SEALING COUPLING ASSEMBLY. THE FITTING HAS EITHER A SELF-SEALING FEATURE FOR THE PURPOSE OF AUTOMATICALLY SHUTTING OFF THE FLOW OF FLUID WHEN DISCONNECTED FROM ITS MATING HALF, OR, IF IT HAS NO SELF-SEALING FEATURE, IS SPECIFICALLY DESIGNED TO MATE WITH A FITTING WITH A SELF-SEALING FEATURE. FOR SELF-SEALING FITTINGS WITH A QUICK DISCONNECT END, SEE COUPLING HALF, QUICK DISCONNECT. FOR FLUID LINE FITTINGS WITHOUT A SELF-SEALING FEATURE, SEE COUPLING (AS MODIFIED).

Manufacturer Information:

155S4-4D	00624	EATON AEROQUIP LLC
155S4-4D	R1120	SATAIR A/S
AE73657E	00624	EATON AEROQUIP LLC
AE73657E	R1120	SATAIR A/S

Techincal Specification:

BASIC SHAPE STYLE	ROUND MOUNTING FLANGEROUND MOUNTING FLANGE
BOLT CIRCLE NOMINAL DIAMETER	1.437 INCHES
BOLT HOLE NOMINAL DIAMETER	0.201 INCHES
BOLT HOLE QUANTITY	66
CONNECTION STYLE	FLARED ALL ENDSFLARED ALL ENDS
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST FLUID END CONNECTIONTHREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
FEATURES PROVIDED	SELF-SEALINGSELF-SEALING
OVERALL LENGTH	2.160 INCHES NOMINAL2.160 INCHES NOMINAL
MATERIAL	ALUMINUM ALLOY BODY
MATING END IDENTIFICATION	AEROQUIP MFG CO COUPLING HALF,SELF SEALING PART NO.155S1-4DAEROQUIP MFG CO COUPLING HALF,SELF SEALING PART NO.155S1-4D
MAXIMUM OPERATING TEMP	71.1 CELSIUS SINGLE RESPONSE71.1 CELSIUS SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED	HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
MOUNTING FLANGE LOCATION	FIRST LEGFIRST LEG
NOMINAL OUTSIDE DIAMETER	1.810 INCHES
NOMINAL THREAD SIZE	0.438 INCHES ALL ENDS0.438 INCHES ALL ENDS
OPERATING PRESSURE	30000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
SEAT ANGLE	37.0 DEGREES LOCATION NOT OTHERWISE SPECIFIED
STYLE DESIGNATOR	MALE COUPLING HALF
SURFACE TREATMENT	ANODIZE BODY
THREAD CLASS	3A ALL ENDS3A ALL ENDS
THREAD SERIES DESIGNATOR	UNF ALL ENDS

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