NSN 4730-00-859-3517

Part Details | TUBE COUPLING NUT

4730-00-859-3517 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.

Alternate Parts: MS219218J, MS21921-8J, MS219218J, MS21921-8J, MS219218J, MS21921-8J, MS219218J, MS21921-8J, MS219218J, MS21921-8J, MS219218J, MS21921-8J, AS21921, AS18280, MS219218J, MS21921-8J, CVC4257J8, CVC42578J, CVC4257-8J, 4730-00-859-3517, 00-859-3517, 4730008593517, 008593517

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47OCT 11, 196700-859-351703859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-00-859-3517
Part Number Cage Code Manufacturer
MS21921-8J14798DESIGNED METAL CONNECTIONS, INC.DBA PERMASWAGE USA
MS21921-8J00624EATON-AEROQUIP LLC.DBA AEROSPACE GROUP
MS21921-8J14397FABER ENTERPRISES, INC.DIV FABER ENTERPRISE INC
MS21921-8J03647GLOBE AEROSPACE INC
MS21921-8J96906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS21921-8J81343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS2192181343SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS1828081343SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS21921-8J01673SPS TECHNOLOGIES, LLCDBA AIRDROME PRECISION COMPONENTS
CVC4257J880378TRIUMPH AEROSTRUCTURES, LLCDBA TRIUMPH AEROSTRUCTURES - VOUGHT
CVC4257-8J80378TRIUMPH AEROSTRUCTURES, LLCDBA TRIUMPH AEROSTRUCTURES - VOUGHT
Technical Data | NSN 4730-00-859-3517
Characteristic Specifications
THREAD SERIES UNJ
NOMINAL THREAD SIZE0.750 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT0.860 INCHES NOMINAL
WIDTH ACROSS FLATS0.875 INCHES NOMINAL
LENGTH TO SHOULDER0.609 INCHES NOMINAL
SMALLEST INSIDE DIAMETER0.552 INCHES NOMINAL
SEAT ANGLE45.00 DEGREES NOMINAL
FABRICATION METHOD
NOMINAL TUBE OUTSIDE DIAMETER0.500 INCHES
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
SPECIFICATION/STANDARD DATA96906-MS21921 GOVERNMENT STANDARD
CRITICALITY CODE JUSTIFICATIONFEAT
END ITEM IDENTIFICATIONTF33-P-3/5/9 (C/EC-135, B-52H) AIRCRAFT ENGINE. TF33-PW-102 (C-135E, EC-135H/K/P), SH-60F ASW CARRIER BASED HELICOPTER. MH-53E HELICOPTER. TF-33-P-7 (C-141 A/B) AIRCRAFT ENGINE. LAMPS MK III LANDING SYSTEM HELICOPTER.