NSN 4730-00-142-2579

Part Details | TUBE COUPLING NUT

4730-00-142-2579 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: 139898, 139898, 139898, 139898, 4730-00-142-2579, 00-142-2579, 4730001422579, 001422579

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47JAN 01, 196300-142-257903859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

CONFIGURATION B

Cross Reference | NSN 4730-00-142-2579
Part Number Cage Code Manufacturer
13989803788PRODUCTION SERVICES CORP THE
13989804542SCHERING LABORATORIESINSTITUTIONAL SALES DEPT K-11-3 L-5
13989811449TURBO POWER & MARINE SYSTEM INCSUB OF UNITED TECHNOLOGIES CORP
13989877445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
Technical Data | NSN 4730-00-142-2579
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.438 INCHES
THREAD QUANTITY PER INCH20
THREAD PITCH DIAMETERS+0.4050 TO +0.4076 INCHES
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT0.594 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
WIDTH ACROSS FLATS0.563 INCHES NOMINAL
LENGTH TO SHOULDER0.527 INCHES MINIMUM AND 0.537 INCHES MAXIMUM
SMALLEST INSIDE DIAMETER0.4040 INCHES MINIMUM AND 0.4076 INCHES MAXIMUM
HOLE CONFIGURATION STYLE CONFIGURATION B
HOLE TYPE AND QUANTITY2 DRILLED
DRILLED HOLE DIAMETER0.047 INCHES NOMINAL
FABRICATION METHOD MACHINED
NOMINAL TUBE OUTSIDE DIAMETER0.250 INCHES