Working Plug Gages for Checking Threaded Holes

GTD

3/4 20 NEF 2 THREAD PLUG GAGE .75 .750 GO NO GO P.D.'S = .7175 & .7221 UNEF-2 - DW31758CC4

ITG

.422 48 UNS 2B THREAD PLUG GAGE .4220 GO NO GO P.D.'S = .4085 & .4132 - DW31757CC4

1/4 36 UNS 3B THREAD PLUG GAGE .25 .250 .2500 GO NO GO P.D.'S = .2320 & .2350 - DW31756CC4

SWANSON

NEW 10 64 UNS THREAD PLUG GAGE #10 .190 .1900 GO ONLY P.D. = .1799 2B OR 3B - DW31755CC4

MERCURY

NEW 9/32 40 UNS 2B THREAD PLUG GAGE .2812 GO ONLY P.D. = .2650 2B OR 3B CHECK - DW31754CC4

ACCU-GAGE

M3 X .5 7H METRIC THREAD PLUG GAGE 3 0.5 GO NO GO P.D.'S = 2.675 & 2.800 - DW31730OB4

ALAMEDA

1/4 36 UNS BEFORE PLATE THREAD PLUG GAGE .25 GO NO GO P.D.'S = .2340 & .2372 - DW31739CA4

ACCU-GAGE

1/4 20 UNC 1B LEFT HAND THREAD PLUG GAGE .25 GO NO GO P.D.'S = .2175 & .2248 - DW31728OB4

SOSSNER

15/32 32 NS 2 THREAD PLUG GAGE .4687 GO NO GO P.D.'S = .4485 & .4521 INSPECTION - DW31737CA4

GSG

M3.5 X .8 6G METRIC WORK THREAD PLUG GAGE 3.5 0.8 GO NO GO PD'S = 3.004 & 3.129 - DW31727OB4

CARD

3/8 32 NS 3 LEFT HAND THREAD PLUG GAGE .375 GO NO GO P.D.'S = .3547 & .3571 L.H. - DW31735CA4

MERCURY GAGE

9/32 40 UNF 2B PREPLATE THREAD PLUG GAGE .2812 GO NO GO P.D.'S = .2660 & .2698 - DW31724CC4