S.G. CO.

S.G. CO.

1/4 18 NPS PIPE THREAD RING GAGE .25 .250 .2500 GO NO GO P.D.'S = .4864 & .4834 - DW25567BF3

S.G. CO.

1/4 18 NPT L2 PIPE THREAD RING GAGE .25 .250 .2500 N.P.T. NATIONAL TAPER ANPT - DW34181AD5

S.G. CO.

1/4 18 NPTF L1 PIPE THREAD RING GAGE .25 .250 .2500 N.P.T.F. DRYSEAL TAPER CHECK - DT0088BU

S.G. CO.

1/4 20 UNC 2A BEFORE PLATE THREAD RING GAGE .25 .250 NO GO ONLY P.D. = .2117 - DW28793LVR

S.G. CO.

1/4 20 UNC 2A BEFORE PLATING THREAD RING GAGE .25 .250 NO GO ONLY P.D. = .2117 - DW36131BG5

S.G. CO.

1/4 20 UNC THREAD RING GAGE .25 .250 .2500 GO ONLY P.D. = .2175 3A NC - DS0384SL

S.G. CO.

1/4 28 UNF 2 BEFORE PLATE THREAD RING GAGE .25 .250 GO ONLY P.D. = .2241 3A - DW29025LVR

S.G. CO.

1/4 32 UNEF 2A BEFORE PLATE THREAD RING GAGES .25 GO NO GO PD'S = .2267 & .2247 - DW33155CT4

S.G. CO.

1/4 32 UNEF 2A PREPLATE THREAD RING GAGE .25 .250 .2500 GO ONLY P.D. = .2275 - DW27462AL4

S.G. CO.

1/4 32 UNEF 2A PREPLATE THREAD RING GAGE .25 .250 .2500 NO GO ONLY P.D. = .2247 - DW27292AL4

S.G. CO.

1/4 32 UNEF 3A SPECIAL THREAD RING GAGE .25 .250 .2500 GO ONLY P.D. = .2275 - DW35321LVR

S.G. CO.

1/4 32 UNEF 3A THREAD RING GAGES .25 GO NO GO P.D.'S = .2297 & .2273 NEF-3A - DW3258RD