NSN 4730-01-239-8858

Part Details | TUBE COUPLING NUT

4730-01-239-8858 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: MILF18866, MIL-F-18866, MS518234SS, MS51823-4SS, 5BUSS, 5-BU-SS, 5BUSS, 5-BU-SS, 4730-01-239-8858, 01-239-8858, 4730012398858, 012398858

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
47SEP 05, 198601-239-885803859 ( NUT, TUBE COUPLING )
REFERENCE DRAWINGS & PICTURES

TUBE COUPLING

Cross Reference | NSN 4730-01-239-8858
Part Number Cage Code Manufacturer
MIL-F-1886681349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
MS51823-4SS96906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
5-BU-SS98441PARKER-HANNIFIN CORPORATIONDBA STRATOFLEX PRODUCTS DIVISION
5-BU-SS30780PARKER-HANNIFIN CORPORATIONDBA TUBE FITTINGS DIVISION
Technical Data | NSN 4730-01-239-8858
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2B
THREAD DIRECTION RIGHT-HAND
NUT STYLE TUBE COUPLING
NUT HEIGHT0.719 INCHES NOMINAL
WIDTH ACROSS FLATS0.625 INCHES NOMINAL
LENGTH TO SHOULDER0.560 INCHES NOMINAL
SMALLEST INSIDE DIAMETER0.318 INCHES NOMINAL
SEAT ANGLE45.0 DEGREES NOMINAL
FABRICATION METHOD FORGED
NOMINAL TUBE OUTSIDE DIAMETER0.313 INCHES
SPECIFICATION/STANDARD DATA96906-MS51823 GOVERNMENT STANDARD