Working Plug Gages for Checking Threaded Holes

SHOP MADE 4 5/8 12 THREAD PLUG GAGE 4.625 4.6250 4 5/8"-12 INSPECTION CHECK - DW31999CB4

SHOP MADE 1 3/8 12 LEFT HAND THREAD PLUG GAGE 1.375 L.H. 1 3/8"-12 INSPECTION - DW31998CB4

VERMONT GAGE

1 1/2 6 UNC 2B VERMONT THREAD PLUG GAGE 1.5 GO NO GO P.D.'S = 1.3917 & 1.4022 - DW31997CB4

REGAL BELOIT

1 3/4 12 UN 3B THREAD PLUG GAGE 1.75 1.750 GO NO GO P.D.'S = 1.6959 & 1.7017 - DW31996CB4

1 1/4 7 INSPECTION THREAD PLUG GAGE 1.25 1.250 1.2500 GO ONLY P.D. = 1.1572 - DW31995CB4

HEMCO

1 1/4 12 NF 2 THREAD PLUG GAGE 1.25 GO NO GO P.D.'S = 1.1959 & 1.2015 UNF-2 - DW31994CB4

GTD

1 11/16 12 NS 3 THREAD PLUG GAGE 1.6875 GO NO GO P.D.'S = 1.6334 & 1.6418 CHECK - DW31992CB4

1 5/16 12 UN 2B THREAD PLUG GAGE 1.3125 GO NO GO P.D.'S = 1.2584 & 1.2659 CHECK - DW31991CB4

VERMONT GAGE

NEW 7/16 20 UNF 2B VERMONT THREAD PLUG GAGE .4375 GO NO GO PD'S = .4050 & .4104 - DW31987LVR

1 1/16 20 UN 2B THREAD PLUG GAGE 1.0625 GO NO GO P.D.'S = 1.0300 & 1.0359 CHECK - DW31981LVR

SHOP MADE 7" 7 THREAD PLUG GAGE 7.0 7.00 7.000 7.0000 7"-7 INSPECTION CHECK - DW31980CB4

SHOP MADE 7" 6 UN THREAD PLUG GAGE 7.0 7.00 7.000 GO ONLY P.D. = 6.883 2B OR 3B - DW31979CB4