Working Plug Gages for Checking Threaded Holes

SHEFFIELD

3/16 40 NS 2 THREAD PLUG GAGE .1875 GO NO GO P.D.'S = .1713 & .1737 INSPECTION - DW27794RD

1 1/4 12 UNJF 3BG PREPLATE THREAD PLUG GAGE 1.25 GO NO GO PD'S = 1.2009 & 1.2069 - DW27800RD

HANSON WHITNEY

7/8 18 NS 3 THREAD PLUG GAGE .875 .8750 GO NO GO P.D.'S = .8389 & .8425 CHECK - DW27798RD

SHEFFIELD

3/16 60 NS 3 THREAD PLUG GAGE .1875 GO NO GO P.D.'S = .1767 & .1781 INSPECTION - DW27793RD

SHEFFIELD

3 56 NF 3 THREAD PLUG GAGE #3 .099 .0990 GO NO GO P.D.'S = .0874 & .0889 UNF-3 - DW27792RD

HANSON WHITNEY

.806 32 NS 2 THREAD PLUG GAGE .8060 GO NO GO P.D.'S = .7857 & .7900 INSPECTION - DW27776RD

9/16 24 NS THREAD PLUG GAGE .5625 GO NO GO P.D.'S = .5300 & .5340 INSPECTION - DW27775RD

WESTPORT

CERTIFIED 1/4 28 UNF 2B THREAD PLUG GAGE .25 .250 .2500 NO GO ONLY P.D. = .2311 - DW27774RD

1 3/16 20 3B THREAD PLUG GAGE 1.1875 NO GO ONLY P.D. = 1.1595 INSPECTION CHECK - DW27790RD

PRATT & WHITNEY

5/8 27 NS THREAD PLUG GAGE .625 .6250 GO NO GO P.D.'S = .6009 & .606 INSPECTION - DW27791RD

PRATT & WHITNEY

15/16 18 NS 3 THREAD PLUG GAGE .9375 GO NO GO P.D.'S = .9014 & .9050 INSPECTION - DW27788RD

PENNOYER DODGE

1 1/8 18 NEF 3B LEFT HAND THREAD PLUG GAGE 1.125 GO NO GO PDS = 1.0889 & 1.0935 - DW27789RD