Working Plug Gages for Checking Threaded Holes

G.A. CO.

1/4 36 UNS 2B BEFORE PLATE THREAD PLUG GAGE .25 GO NO GO P.D.'S = .2340 & .2380 - DW29980BG4

1/4 28 UNF 2B BEFORE PLATE THREAD PLUG GAGE .25 GO NO GO P.D.'S = .2286 & .2325 - DW29979BG4

G.A. CO.

2 56 UNS 2B BEFORE PLATING THREAD PLUG GAGE #2 .086 GO NO GO PDS= .0750 & .0778 - DW29974BG4

G.A. CO.

4 40 UNC 2B SPECIAL THREAD PLUG GAGE #4 .112 GO NO GO P.D.'S = .0966 & .0999 UNS - DW29972BG4

3/8 24 UNJF 3B THREAD PLUG GAGE .375 .3750 GO NO GO P.D.'S = .3479 & .3516 CHECK - DW29970BG4

ALAMEDA

2" 32 UNS 2B THREAD PLUG GAGE 2.0 2.00 2.000 GO NO GO P.D.'S = 1.9797 & 1.9851 - DW29968BG4

SWANSON

.359 24 UNS 3B THREAD PLUG GAGE .3590 GO NO GO P.D.'S = .3323 & .3360 23/64 - DW29967BG4

ALAMEDA

1 7/8 32 UNS 2B THREAD PLUG GAGE 1.875 1.8750 GO NO GO P.D.'S = 1.8547 & 1.8600 - DW29966BG4

1" 32 UN 2B THREAD PLUG GAGE 1.0 1.00 1.000 GO NO GO P.D.'S = .9797 & .9846 - DW29965BG4

EFCO

8 36 NS 2B 4 START THREAD PLUG GAGE #8 .164 GO NO GO = .1460 .1496 UNF QUAD LEAD - DW29957BG4

TAFT PEIRCE

7/8 14 NF 2 SPECIAL THREAD PLUG GAGE .875 GO ONLY P.D. = .8335 UNS - DW29955LVR

NEW M20 X 2.5 6H LEFT HAND THREAD PLUG GAGE 20 GO NO GO P.D.'S = 18.376 & 18.600 - DW29948LZ