4730-00-001-3954 COUPLING,TUBE Index 4730-00-001-3957 ADAPTER,STRAIGHT,PIPE TO TUBE

National Stock Number:
4730-00-001-3956

Federal Supply Class:
4730

National Item Identification Number:
000013956

Description:
NUT,TUBE COUPLING

Detail:
AN INTERNALLY THREADED NUT WHICH HAS EITHER AN INTERNAL SEAT OR SHOULDER AND/OR IS DESIGNED TO BE USED WITH A FERRULE, TO MATE WITH THE SEAT OF AN EXTERNALLY THREADED TUBE FITTING TO FORM A LEAKPROOF CONNECTION. EXCLUDES NUT (1), TUBE COUPLING, REDUCING; AND NUT (1), UNION.


Manufacturer Information:
AC1170C0400624EATON AEROQUIP LLC
D10006-0414798DESIGNED METAL CONNECTIONS INC
D10006-400624EATON AEROQUIP LLC
H10006-0408199EATON AEROSPACE
D10006-414798DESIGNED METAL CONNECTIONS INC
D10006-J0414798DESIGNED METAL CONNECTIONS INC
H10006J0400624EATON AEROQUIP LLC
LD83096-400624EATON AEROQUIP LLC
ST57D10004236LOCKHEED MARTIN CORP
ST57D100-104236LOCKHEED MARTIN CORP
H10006J0408199EATON AEROSPACE


Techincal Specification:
THREAD SERIESUNJF
NOMINAL THREAD SIZE0.438 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 304 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT STYLETUBE COUPLING
NUT HEIGHT0.650 INCHES MINIMUM AND
0.670 INCHES MAXIMUM
WIDTH ACROSS FLATS0.557 INCHES MINIMUM AND
0.567 INCHES MAXIMUM
LENGTH TO SHOULDER0.515 INCHES MINIMUM AND
0.535 INCHES MAXIMUM
SMALLEST INSIDE DIAMETER0.317 INCHES MINIMUM AND
0.320 INCHES MAXIMUM
SEAT ANGLE45.00 DEGREES NOMINAL
FABRICATION METHODMACHINED
NOMINAL TUBE OUTSIDE DIAMETER0.250 INCHES
SPECIAL FEATURES3000 PSI OPERATING PRESSURE AT MAX OF 275 DEGREES
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE04236
MFR SOURCE CONTROLLING REFERENCEST57D100-1


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