1 1/4 - 12

PD

1 1/4 12 UNF 3A LEFT HAND DOUBLE LEAD THREAD RING GAGE 1.25 GO ONLY PD = 1.1959 - DW12157RD

HEMCO

1 1/4 12 N 3 THREAD RING GAGE 1.25 NO GO ONLY P.D. = 1.1919 1.250 1.2500 CHECK - DW12037RD

NEW 1 1/4 12 UNF 3A THREAD RING GAGES 1.25 GO NO GO P.D.'S = 1.1959 & 1.1913 - JF3884MJ

PD

1 1/4 12 UNF 3A LEFT HAND THREAD RING GAGES 1.25 GO NO GO PD'S = 1.1959 & 1.1913 - MS1551BU

1 1/4 12 NF 3 THREAD RING GAGES 1.25 GO NO GO P.D.'S = 1.1959 & 1.1919 UNF-3 - DW8220BU

S.G. CO.

1 1/4 12 UNF 2A PREPLATE THREAD RING GAGES 1.25 GO NO GO PD'S = 1.1933 & 1.1849 - DW7140CG

G.A. CO.

1 1/4 12 UNJF 2A THREAD RING GAGES 1.25 GO NO GO P.D.'S = 1.1941 & 1.1879 CHECK - DW7134CG

HEMCO

1 1/4 12 UNF 3A THREAD RING GAGE 1.25 NO GO ONLY P.D. = 1.1913 NF-3A INSPECTION - DW7055KW

GTD

1 1/4 12 UNF 3A THREAD RING GAGES 1.25 GO NO GO PD'S 1.1959 & 1.1919 TOOL - 114123AR2

SHOP MADE 1 1/4 12 NF THREAD RING GAGE 1.25 1 1/4-12 1.250 1.250 EXTRA THICK

SHOP MADE 1 1/4 12 NF THREAD RING GAGE 1.25 1 1/4-12 1.250 1.2500 EXTRA THICK

1 1/4 12 SAE STD THREAD RING GAGE 1.25 NO GO ONLY P.D. = 1.1319 1" 1/4-12 S.A.E.