Inch

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

1/2 20 UNF 2A SPECIAL THREAD RING GAGES .5 GO NO GO P.D.'S= .4675 & .4639 .50-20

PRATT & WHITNEY

10 28 UNS 2A THREAD RING GAGES #10 .190 GO NO GO P.D.'S = .1668 & .1625 UN-2A

5/16 40 UNS 3A THREAD RING GAGE .3125 GO ONLY P.D.= .2963 .3125-40 UN-3A QUALITY

PD

2 1/16 20 UNS 3A THREAD RING GAGE 2.0625 NO GO ONLY P.D. = 2.0263 NS-3A UN TOOL

SCHRILLO

2 1/4 24 2A THREAD RING GAGE 2.25 GO ONLY P.D. = 2.2216 NS UNS 2.250 INSPECTION

PONAM

7/8 27 UNS 2A BEFORE PLATE THREAD RING GAGE .875 GO ONLY P.D. = .8485 B/P NS

PD

3 1/4 32 NS 2A THREAD RING GAGE 3.25 GO ONLY P.D. = 3.2297 UNS-2A 3.250 UN

2 64 UNF 3A THREAD RING GAGE #2 .086 GO ONLY P.D. .0759 2-64 UNF-3A NF-3A CHECK

GSG

1 3/8 14 UNS 2A THREAD RING GAGE 1.375 GO ONLY P.D. = 1.3270 1.375-14 UN-2A TOOL

P.D. CO.

1/4 28 UNS THREAD RING GAGES .25 GO NO GO P.D.'S = .2238 & .2205 .250-28 QUALITY