Inch

S.C.C.

1 1/4 12 UNS 1A THREAD RING GAGE 1.25 GO ONLY P.D. = 1.1911 1.250-12 NS-1A TOOL

1 7/16 18 NS THREAD RING GAGE 1.4375 GO ONLY P.D. = 1.4009 1.437-18 INSPECTION

1 1/16 14 NS THREAD RING GAGE 1.0625 GO ONLY P.D. = 1.0130 INSPECTION 1 1/16-14

REGAL

11/16 16 NS THREAD RING GAGE .6875 GO ONLY P.D. = .6511 11/16-16 INSPECTION TOOL

7/16 14 LEFT HAND THREAD RING GAGE .4375 GO ONLY P.D. = .3911 7/16-14 LH QUALITY

PMC INDUSTRIES

7/16 32 UN 3A THREAD RING GAGE .4375 GO ONLY P.D. = .4172 7/16-32 UN-3A QUALITY

PD CO.

1/4 32 UNEF 2A THREAD RING GAGE .25 GO ONLY P.D. = .2287 NEF-2A .250-32 QUALITY

1/4 28 UNF 2A SPECIAL PITCH DIA THREAD RING GAGE .25 GO ONLY P.D. = .2245 SPEC.

S.C.C.

1/4 20 UNC 2A SPECIAL PITCH DIA THREAD RING GAGE .25 GO ONLY PD = .2152 UNS SPL.

HEMCO

1" 12 UNF 3A THREAD RING GAGE 1.0 NO GO ONLY P.D. = .9415 1-12 NF-3A 1"-12 1.00

G.A. CO.

10 24 UNC 2A PREPLATE THREAD RING GAGE #10 .190 GO ONLY P.D. = .1607 B/P P.P.

PMC INDUSTRIES

1/4 28 UNF 2A SPECIAL PITCH DIA THREAD RING GAGE .25 GO ONLY P.D. = .2245 SPL.