Inch

HEMCO

1/4 32 NS THREAD RING GAGE .250 GO ONLY P.D. = .2275 1/4-32 QUALITY INSPECTION

GTD

3/4 20 NS THREAD RING GAGE .750 NO GO ONLY P.D.= .7133 3/4-20 QUALITY INSPECTION

S.C.C.

3/4 24 NS 3 THREAD RING GAGE .750 NO GO ONLY P.D. = .7199 3/4-24 NS-3 INSPECTION

S.J. BURDICK CO.

3/4 27 NS 2 THREAD RING GAGE .750 NO GO ONLY P.D. = .7218 3/4-27 NS-2 INSPECTION

PIPE MACHINERY Co

9/16 12 NS THREAD RING GAGE .5625 GO ONLY P.D. = .5118 INSPECTION TOOL 9/16-12

M & J Tooling LLC

BUDGET 15/16 24 NS 2A THREAD RING GAGE .9375 NO GO ONLY P.D. = .9049 INSPECTION

BAY STATE

3/8 24 UNF 2A BEFORE PLATE MOD THREAD RING GAGES .375 GO NO GO PDS .3458 & .3420

PD CO.

8 32 NS BEFORE PLATE THREAD RING GAGE #8 .164 NO GO ONLY P.D. = .1456 B/P TOOL

S.G. CO.

5/16 18 UNC 2A THREAD RING GAGE .3125 NO GO ONLY P.D. = .2712 INSPECTION UNC-2A

DETROIT

1/4 32 NS 3 THREAD RING GAGE .25 NO GO ONLY P.D. = .2278 INSPECTION TOOL 1/4-32

GTD

1/4 32 NS 3 THREAD RING GAGE .25 GO ONLY P.D.= .2297 INSPECTION TOOL 1/4-32 NS-3

PRATT & WHITNEY

3/8 24 SAE THREAD RING GAGE .375 GO ONLY QUALITY INSPECTION TOOL 3/8-24 S.A.E.