Working Plug Gages for Checking Threaded Holes

G.A. CO.

M11 X 1 6H METRIC THREAD PLUG GAGE 11 1.0 GO NO GO P.D.'S = 10.350 & 10.500 - DW31324BY4

1/2 28 UNEF 2B PREPLATE THREAD PLUG GAGE .5 .50 GO NO GO P.D.'S = .4786 & .4816 - DW31323BY4

1 9/16 28 UNS 2B THREAD PLUG GAGE 1.5625 GO NO GO P.D.'S = 1.5393 & 1.5448 CHECK - DW31322BY4

VERMONT GAGE

13/16 16 UN 3B VERMONT THREAD PLUG GAGE .8125 NO GO ONLY P.D. = .7766 CHECK - DW31321BY4

1.6562 28 UNS 2B THREAD PLUG GAGE GO NO GO P.D.'S = 1.6331 & 1.6386 1 21/32 - DW31319BY4

AGMACO

M6 X 1 6H SPECIAL LEFT HAND THREAD PLUG GAGE 6 1.0 GO NO GO PD'S = 5.400 & 5.504 - DW31318BY4

G.A. CO.

M8 X 1.25 SPECIAL BEFORE HEAT TREAT THREAD PLUG GAGE 8 GO NO GO = .2861 & .2914 - DW31317BY4

ALAMEDA

1/4 28 UNJF 3B THREAD PLUG GAGE .25 .250 .2500 GO NO GO P.D.'S = .2268 & .2300 - DW31305BQ4

VERMONT GAGE

3/8 24 UNJF 3B VERMONT THREAD PLUG GAGE .375 GO NO GO P.D.'S = .3479 & .3516 - DW31303BQ4

ACCU-GAGE

13/16 32 UN 2B THREAD PLUG GAGE .8125 GO NO GO P.D.'S = .7922 & .7969 CHECK - DW31302BQ4

REGAL

1/2 10 NA 2G ACME THREAD PLUG GAGE .5 .50 GO NO GO P.D.'S = .4500 & .4637 UNA-2G - DW31301LVR

4 40 UNC 2B TiN COAT STI HELICOIL THREAD PLUG GAGE #4 .112 GO NOGO = .1283 .1308 - DW31300BQ4