Inch

ALAMEDA

1 1/4 32 NS 3A THREAD RING GAGES 1.25 GO NO GO P.D.'S = 1.2297 & 1.2268 UNS-3A

BENDIX BESLY

1 1/2 8 NA 3A ACME THREAD RING GAGES 1.5 GO NO GO P.D.'S = 1.9315 & 1.9125 TOOL

HEMCO

9/16 12 UNC 3A SPECIAL THREAD RING GAGES .5625 GO NO GO P.D.'S = .5110 & .5080

MECCOR

1 1/8 40 NS 1A THREAD RING GAGES 1.125 GO NO GO P.D.'S = 1.1078 & 1.1026 UNS-1A

1 5/8 48 NS 3A THREAD RING GAGES 1.625 GO NO GO P.D.'S = 1.6115 & 1.6088 UNS-3A

PRATT & WHITNEY

9/16 12 UNC 3A THREAD RING GAGES .5625 GO NO GO P.D.'S = .5084 & .5045 NC-3A

PIPE MACHINERY

3 48 NC 3A THREAD RING GAGES #3 .099 GO NO GO P.D.'S = .0855 & .0838 UNC-3A

GTD

1 3/8 6 NC 3A THREAD RING GAGES 1.375 GO NO GO P.D.'S = 1.2667 & 1.2607 UNC-3A

HANLO

2" 16 UN/UNR 2A LEFT HAND THREAD RING GAGES 2.0 GO NO GO PD'S = 1.9578 & 1.9524

VK

1 3/8 6 UNC 3A THREAD RING GAGES 1.375 GO NO GO P.D.'S = 1.2667 & 1.2607

VK

1 7/16 18 NEF 3A THREAD RING GAGES 1.4375 GO NO GO P.D.'S = 1.4014 & 1.3977

REGAL-BELOIT

1" 8 NA 2G ACME DOUBLE LEAD THREAD RING GAGES 1.0 GO NO GO PD'S = .9295 & .9129