G.A. CO.

G.A. CO.

3/8 18 1/2 NPSM SPECIAL PIPE THREAD RING GAGES .375 GO NO GO PD'S= .6110 & .6060

G.A. CO.

3/8 18 1/2 NPSM SPECIAL PREPLATE PIPE THREAD RING GAGES GO NO GO 15.458 & 15.351

G.A. CO.

3/8 18 NPSM 2A PIPE THREAD RING GAGE .375 .3750 NO GO ONLY P.D. = .6211 CHECK - DW17738AW2

G.A. CO.

3/8 18 NPSM 2A PIPE THREAD RING GAGES .375 GO NO GO P.D.'S = .6256 & .6211 A/P

G.A. CO.

3/8 18 NPSM BP BEFORE PLATE PIPE THREAD RING GAGE .375 GO NO GO = .6236 & .6191 - DW17767AW2

G.A. CO.

3/8 18 NPSM PIPE THREAD RING GAGE .375 .3750 GO NO GO P.D.'S = .6256 & .6211 2A - NG2949TA

G.A. CO.

3/8 18 NPSM PREPLATE SPECIAL PIPE THREAD RING GAGES .375 GO NO GO = .6212 .6176

G.A. CO.

3/8 18 NPSM SPECIAL PIPE THREAD RING GAGES .375 GO NO GO P.D.'S = .6240 & .6188

G.A. CO.

3/8 18 NPT L1 PIPE THREAD RING GAGE .375 .3750 N.P.T. NATIONAL TAPER INSPECTION - RL0525BURL

G.A. CO.

3/8 18 NPTF 6 STEP PIPE THREAD RING GAGE .375 .3750 N.P.T.F. DRYSEAL TAPER CHECK - DW25047RD

G.A. CO.

3/8 18 UNS 2A THREAD RING GAGES .375 GO NO GO P.D'S = .3376 & .3333 TOOL 3/8-18

G.A. CO.

3/8 19 BSPF TRUNCATED PIPE THREAD RING GAGES .375 GO NO GO P.D.'S= .6220 & .6181