JBO "GO-NO GO" GAUGES THREAD. UNJC - J912

THREAD GAUGE
FOR UNJC THREAD, COARSE PITCH ANSI/ASME B 1.2

Tolerance 3B

Specifications

Ø Nominal            Threads per inch nr.

UNJC 2                         56
UNJC 4                         40
UNJC 6                         32
UNJC 8                         32
UNJC 10                       24
UNJC 1/4"                     20
UNJC 5/16"                   18
UNJC 3/8"                     16
UNJC 7/16"                    4