Inch

GTD

3/8 24 UNS THREAD RING GAGES .375 GO NO GO P.D.'S = .3410 & .3438 INSPECTION

PM CO

1/2 10 STUB 60 DOUBLE LEAD THREAD RING GAGE .5 NO GO ONLY P.D. = .4430 QUALITY

THE PIPE MACHINERY COMPANY

1 3/8 18 NS THREAD RING GAGE 1.375 GO ONLY P.D. = 1.3360 QUALITY INSPECTION TOOL

PRATT & WHITNEY

4 5/8 16 NS THREAD RING GAGES 4.625 GO NO GO PD'S = 4.5844 & 4.7040 INSPECTION

HEMCO

1 3/8 14 UNS 2A THREAD RING GAGE 1.375 GO ONLY P.D. = 1.3270 QUALITY INSPECTION

GTD

1 1/4 8 NS THREAD RING GAGE 1.25 GO ONLY P.D. = 1.1688 QUALITY INSPECTION TOOLS

M & J Tooling LLC

1 1/2 12 NF 2 & 3 THREAD RING GAGE 1.5 GO ONLY P.D. = 1.4459 QUALITY INSPECTION

REGAL-BELOIT

1 1/2 8 NA 3G NATIONAL ACME THREAD RING GAGE 1.5 GO ONLY P.D. = 1.4218 QUALITY

HEMCO

1 3/4 6 NA 3G NATIONAL ACME THREAD RING GAGE 1.75 GO ONLY P.D. = 1.6583 QUALITY

THREADS INC.

1 1/4 20 UN 3A LEFT HAND THREAD RING GAGES 1.25 GO NO GO PD'S = 1.2175 & 1.2140

HEMCO

NEW CERTIFIED 1/2 20 UNF 2A THREAD RING GAGE .5 NO GO ONLY P.D. = .4619 QUALITY

WIDELL

7/8 20 UN 3 THREAD RING GAGES .875 GO NO GO P.D.'S = .8425 & .8392 INSPECTION