Inch

HEMCO

2 3/8 16 UN 2A THREAD RING GAGE 2.375 NO GO ONLY P.D. = 2.3272 N-2A 2.3750-16

SCHRILLO

1 5/8 14 NS 3 THREAD RING GAGE 1.625 NO GO ONLY P.D. = 1.5739 INSPECTION TOOL

TAFT PEIRCE

2 1/4 12 N 3 THREAD RING GAGE 2.25 NO GO ONLY P.D. = 2.1911 INSPECTION 2.250

PONAM

3 1/8 16 UN 2A SPECIAL BEFORE PLATE THREAD RING GAGE 3.125 GO ONLY = 3.0776 B/P

REPUBLIC

1 1/2 12 NF 3 THREAD RING GAGES 1.5 GO NO GO P.D.'S = 1.4459 & 1.4419 NF-3 1.50

2 1/4 12 N 2 THREAD RING GAGE 2.25 NO GO ONLY P.D. = 2.1890 INSPECTION 2.250

1 5/8 12 N 3 THREAD RING GAGE 1.625 NO GO ONLY P.D. = 1.5664 NF INSPECTION TOOL

PRATT & WHITNEY

1 1/2 12 NF 2 THREAD RING GAGE 1.5 NO GO ONLY P.D. = 1.4403 UNF-2 1.50 1.500

HEMCO

2 9/16 14 UNS 2A UN THREAD RING GAGES 2.5625 GO NO GO P.D.'S = 2.5144 & 2.5086

9/16 12 NC 2 THREAD RING GAGES .5625 GO NO GO P.D'S = .5084 & .5028 NC-2 QUALITY

HANSON-WHITNEY

12 32 NS THREAD RING GAGES #12 .216 GO NO GO P.D.'S= .1932 & .1909 12-32 QUALITY

HANSON-WHITNEY

5/16 32 NS 3 THREAD RING GAGE .3125 GO ONLY P.D. = .2912 .3125-32 NS-3 QUALITY