Thread Ring Gages

12 28 UNF 2A THREAD RING GAGE #12 .216 GO ONLY P.D. = .1886 NICE INSPECTION TOOL

1 3/4 20 NS 3 THREAD RING GAGE 1.75 NO GO ONLY P.D. = 1.7130 INSPECTION TOOL

METRO

1 1/8 18 NS 3 THREAD RING GAGE 1.125 GO ONLY P.D. = 1.0829 NICE INSPECTION TOOL

3 3/8 12 SPECIAL THREAD RING GAGE 3.375 NO GO ONLY P.D. = 3.3169 INSPECTION SPEC

3 3/8 12 UN 3B THREAD RING GAGES 3.375 GO NO GO P.D.'S = 3.3209 & 3.3272 N-3B

3 1/4 12 N 3 THREAD RING GAGE 3.25 GO ONLY P.D. = 3.1959 QUALITY INSPECTION

3 3/4 12 UN 3A THREAD RING GAGE 3.75 GO ONLY P.D. = 3.6959 INSPECTION 3.750 N-3A

3 3/8 12 N 3 THREAD RING GAGES 3.375 GO NO GO P.D.'S = 3.3209 & 3.3169 QUALITY

3 3/8 12 UN 3A THREAD RING GAGE 3.375 NO GO ONLY P.D. = 3.3161 INSPECTION N-3A

3 1/4 12 UNF THREAD RING GAGE 3.25 GO ONLY P.D. = 3.1959 QUALITY INSPECTION TOOL

SOUTHERN GAGE CO.

3 3/8 12 UN 3A THREAD RING GAGE 3.375 GO ONLY P.D. = 3.3209 QUALITY INSPECTION

3/8 32 UNEF 3A THREAD RING GAGES .375 GO NO GO P.D.'S = .3547 & .3522 INSPECTION