Working Plug Gages for Checking Threaded Holes

VERMONT GAGE

M15 X 1 4H5H SPL VERMONT THREAD PLUG GAGE 15 1.0 GO NO GO PDS= 14.4008 & 14.4500 - DW31422BY4

VERMONT GAGE

1/2 28 UNEF 2B VERMONT THREAD PLUG GAGE .5 .50 GO ONLY P.D. = .4768 2B OR 3B - DW31421BY4

G.A. CO.

9/16 40 UNS 3B THREAD PLUG GAGE .5625 GO NO GO P.D.'S = .5463 & .5494 CHECK - DW31420BY4

SHOP MADE 2 1/8 12 THREAD PLUG GAGE 2.125 2.1250 2 1/8"-12 INSPECTION CHECK - DW31418CB4

VERMONT GAGE

2 3/8 12 UN 2B VERMONT THREAD PLUG GAGE 2.375 GO NO GO P.D.'S = 2.3209 & 2.3290 - DW31412HX

VERMONT GAGE

7/8 14 UNJF 3B VERMONT THREAD PLUG GAGE .875 GO NO GO P.D.'S = .8286 & .8339 - DW31408BX4

NEW CERTIFIED 1 3/8 20 UN 3B THREAD PLUG GAGE 1.375 GO NO GO = 1.3425 & 1.3470 - DW31400LVR

6" 12 UN 2B LEFT HAND THREAD PLUG GAGE 6.0 GO NO GO P.D.'S = 5.9459 & 5.9549 - DW31399LVR

VAN KEUREN

M8 X 1 6H METRIC THREAD PLUG GAGE 8 1.0 GO NO GO P.D.'S = 7.350 & 7.500 CHECK - DW31390LVR

VERMONT GAGE

1" 14 UNS 2B VERMONT THREAD PLUG GAGE 1.0 1.00 GO NO GO P.D.'S = .9536 & .9609 - DW31389LVR

TITAN GAGE

M24 X 2 6H EXTRA LONG GO THREAD PLUG GAGE 24 2.0 GO NO GO PD'S = 22.701 & 22.925 - DW31388LVR

DAVIS

12 28 NF SPECIAL THREAD PLUG GAGE #12 .216 GO ONLY P.D. = .1940 UNF 2B OR 3B - DW31387LVR