Working Plug Gages for Checking Threaded Holes

4" 12 UN 2B LEFT HAND THREAD PLUG GAGE 4.0 GO NO GO P.D.'S = 3.9459 & 3.9544 - DW14788AG2

PONAM

6 1/2 12 UNS 3B THREAD PLUG GAGE 6.5 6.50 GO NO GO P.D.'S = 6.4459 & 6.4547 - DW14731RD

HURON

5 1/2 16 UNJ 3B THREAD PLUG GAGE 5.5 .50 .500 GO NO GO P.D.'S = 5.4594 & 5.4653 - DW14552RD

STERLING GAGE

6 1/2 12 UNS 2B THREAD PLUG GAGE 6.5 6.50 GO NO GO PD'S = 6.4459 & 6.4549 UN-2B - DW14158RD

M140 X 3 6H METRIC THREAD PLUG GAGE 3.0 GO NO GO P.D.'S = 138.051 & 138.351 - DW12975HX

BESLY

4 3/16 16 UNS 3B THREAD PLUG GAGE 4.1875 GO NO GO P.D.'S = 4.1469 & 4.1526 CHECK - DW12347AC1

7 9/16 12 NS 2 LEFT HAND THREAD PLUG GAGE 7.5625 GO NO GO PD'S = 7.5084 & 7.5174 - DW12264RD

4 3/8 4 STUB ACME 2G THREAD PLUG GAGE 4.375 4.0 GO NO GO PD'S = 4.3000 & 4.3275 - DW12049BU

5 1/4 8 STUB ACME 2G LEFT HAND THREAD PLUG GAGE 5.25 GO NO GO = 5.2120 & 5.2370 - DW11780AB1

4.210 8 STUB ACME 2G THREAD PLUG GAGE 4.21 GO NO GO P.D.'S = 4.1730 & 4.1950 - DW11779AB1

4.438 8 STUB ACME 2G THREAD PLUG GAGE 4.4375 4 7/16 GO NO GO PDS = 4.4000 4.4240 - DW11775AB1

REGAL

2 3/4 16 UNF 3B 6 LEAD THREAD PLUG GAGE 2.75 GO NO GO PDS= 2.7094 & 2.7148 6-STR - DW11663AD1