G.A. CO.

G.A. CO.

1 3/8 8 UN 1A THREAD RING GAGES 1.375 GO NO GO P.D.'S= 1.2916 & 1.2812 1 3/8-8

G.A. CO.

1 7/16 4 STUB ACME THREAD RING GAGES 1.4375 GO NO GO P.D.'S = 1.3531 & 1.3309

G.A. CO.

1 5/8 12 UN 2A THREAD RING GAGES 1.625 1.6250 GO NO GO P.D.'S = 1.5691 & 1.5632 - 158122AR2

G.A. CO.

1 3/4 8 UN SPECIAL SET THREAD PLUG GAGE 1.750 GO NO GO P.D.'S= 1.6628 & 1.6553

G.A. CO.

1 7/8 6 UN 2A THREAD RING GAGES 1.875 GO NO GO P.D.'S = 1.7642 & 1.7558 QUALITY