3/8 - 18

LEADER CORP.

3/8 18 ANPT MASTER TO CHECK L2 RING SET PIPE THREAD PLUG GAGE .375-18 SETTING

LEADER CORP.

3/8 18 ANPT MASTER TO CHECK L1 RING SET PIPE THREAD PLUG GAGE .375 A.N.P.T. L-1

SHEFFIELD

3/8 18 A&N 6 STEP PIPE THREAD RING GAGE .375 QUALITY 3/8 NPT ANPT

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

G.A. CO.

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

GSG

3/8 18 NPTF ROOT CHECK 6 STEP PIPE THREAD RING GAGE .375 N.P.T.F. 6-STEP QUALITY

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

LEADER CORP

3/8 18 ANPT L1 PIPE THREAD PLUG GAGE MASTER TO CHECK RING L-1 .375 A.N.P.T.