Working Plug Gages for Checking Threaded Holes

LINCOLN GAGE

5/32 40 NF 3 THREAD PLUG GAGE .1562 GO NO GO P.D.'S = .1398 & .1415 UNF-3 CHECK - DW31721CC4

MASTER GAGE

8 40 UNS 2B THREAD PLUG GAGE #8 .164 .1640 GO NO GO P.D.'S = .1478 & .1515 CHECK - DW31719CC4

MASTER GAGE

9/32 40 UNS 2B SPECIAL THREAD PLUG GAGE .2812 GO NO GO P.D.'S = .2660 & .2698 - DW31718CC4

12 48 NS 2B THREAD PLUG GAGE #12 .216 GO NO GO P.D.'S = .2025 & .2059 UNS-2B - DW31717CC4

ALAMEDA

.531 40 NS THREAD PLUG GAGE .5310 GO NO GO P.D.'S = .5148 & .5188 17/32 CHECK - DW31716CC4

MERCURY

9/32 40 UNF 2B PREPLATE THREAD PLUG GAGE .2812 GO NO GO P.D.'S = .2660 & .2698 - DW31715CC4

SOSSNER

15/32 32 NS 2 THREAD PLUG GAGE .4687 GO NO GO P.D.'S = .4485 & .4521 INSPECTION - DW31714CC4

REGAL

6 40 NC MODIFIED THREAD PLUG GAGE #6 .138 GO NO GO P.D.'S = .1259 & .1292 UNC - DW31713CC4

HELI-COIL

10 32 NF 2 STI HELICOIL THREAD PLUG GAGE #10 .190 GO NO GO PD'S = .2103 & .2121 - DW31712CC4

ITG

1/4 20 UNC 2B STI HELICOIL THREAD PLUG GAGE .25 GO NO GO P.D.'S = .2825 & .2864 - DW31711CC4

G.A. CO.

1/4 36 UNS 2B THREAD PLUG GAGE .25 .250 .2500 GO NO GO P.D.'S = .2320 & .2360 - DW31710CC4

1/4 36 UNS 2B SPECIAL THREAD PLUG GAGE .25 .250 .2500 NO GO ONLY P.D. = .2366 - DW31709CC4