Inch

9/16 56 UNS 2B PREPLATE THREAD PLUG GAGE .5625 GO NO GO P.D.'S = .5517 & .5550

REGAL-BELOIT

1/2 28 UNEF 3B LEFT HAND THREAD PLUG GAGE .5 GO NO GO P.D.'S = .4768 & .4804 LH

HEMCO

9/16 27 NS 2B THREAD PLUG GAGE .5625 GO NO GO P.D.'S = .5384 & .5432 UNS-2B

SWANSON

3/4 14 UNS 2B LEFT HAND THREAD PLUG GAGE .75 GO NO GO P.D.'S = .7036 & .7103 LH

WIDELL

7/8 9 UNC 2B OVERSIZE +.021 THREAD PLUG GAGE .875 GO NO GO P.D.'S= .8238 & .8320

7/8 14 UNF 2B MOD THREAD PLUG GAGE .875 GO NO GO P.D.'S = .8286 & .8356 NF-2B

3/4 36 NS 2 THREAD PLUG GAGE .75 GO NO GO P.D.'S = .7320 & .7359 UNS-2 TOOL

HURON

1 11/16 10 NS 2B LEFT HAND THREAD PLUG GAGE 1.6875 GO NO GO PDS= 1.6225 & 1.6325

VERMONT GAGE

1 3/8 6 UNC 3B VERMONT THREAD PLUG GAGE 1.375 GO NO GO P.D.'S = 1.2667 & 1.2745

VERMONT GAGE

3/8 16 UNS SPECIAL STUD VERMONT THREAD PLUG GAGE .375 GO NO GO PDS = .3324 .3355

GAGE ASSEMBLY CO.

2" 8 UN 3B THREAD PLUG GAGE 2.0 GO NO GO P.D.'S = 1.9188 & 1.9264 N-3B TOOL

THREDCO

1 1/16 6 NA 3G ACME THREAD PLUG GAGE 1.0625 GO NO GO P.D.'S = 1.0208 & 1.0278