Inch

METRO

9 40 NS 2 THREAD RING GAGES #9 .177 GO NO GO P.D.'S = .1608 & .1584 9-40 .1770

METRO

8 40 NS 2 THREAD RING GAGE #8 .164 NO GO ONLY P.D. = .1454 QUALITY INSPECTION

HEMCO

2 64 NF 2A THREAD RING GAGES #2 .086 GO NO GO P.D.'S= .0753 & .0733 QUALITY 2-64

VERMONT

5/16 32 UNS 2A PREPLATE THREAD RING GAGE .3125 GO NO GO P.D.'S = .2900 & .2878

1 3/16 18 NEF 3 THREAD RING GAGE 1.1875 NO GO ONLY P.D. = 1.1478 TOOLS 1 3/16-18

G.A.CO.

10 24 UNC 2A PREPLATE THREAD RING GAGE #10 .190 GO NO GO P.D.'S = .1574 & .1599

G.A.CO.

1/4 24 UNS DOUBLE LEAD MOD. 2STR THREAD RING GAGE .25 GO ONLY P.D.= .2265 1/4-24

METRO

1 1/2 27 NS 2 THREAD RING GAGES 1.5 GO NO GO P.D.'S= 1.4759 & 1.4709 TOOL 1/2-27

VERMONT

4 40 UNC 2A PREPALTE VERMONT THREAD RING GAGES #4 .112 GO NO GO PDS .0941 .0920

SHEFFIELD

1/2 27 THREAD RING GAGES .5 GO NO GO PD'S = .4744 & .4693 INSPECTION TOOL 1/2-27

FLAN-CO

5/16 24 UNF 2A MODIFIED THREAD RING GAGES .3125 GO NO GO PDS= .2824 & .2800 MOD.

G.A. CO.

1/2 20 NF 2 SPECIAL THREAD RING GAGES .5 GO NO GO P.D.'S = .4665 & .4639 1/2-20