Inch

HANSON-WHITNEY

1 1/2 18 NEF 3 THREAD RING GAGES 1.5 GO NO GO P.D.'S = 1.4639 & 1.4601 QUALITY

PRATT & WHITNEY

9/16 24 NS THREAD RING GAGES .5625 GO NO GO P.D.'S = .5354 & .5324 INSPECTION

PM CO / BATH

5/8 20 NS 3 THREAD RING GAGES .625 GO NO GO P.D.'S = .5925 & .5895 INSPECTION

DOALL

3/4 10 UNC 2A EXTRA THICK THREAD RING GAGE .75 GO ONLY P.D. = .6803 3/4-10 .750

PONAM

1/2 20 UNF 2A BEFORE PLATE THREAD RING GAGE .5 GO ONLY P.D. = .4646 B/P BP

THREADCO

5/8 11 NS 5 IF THREAD RING GAGE NO GO ONLY P.D. = .5716 CL-W QUALITY INSPECTION

G.A. CO.

1/2 20 UNJF 3A SPECIAL THREAD RING GAGE .5 GO ONLY P.D. = .4663 INSPECTION TOOLS

KNS

5/8 16 NS THREAD RING GAGE .625 GO ONLY P.D. = .58441 QUALITY INSPECTION TOOLS

GAGE DR

2 1/4 14 NS 1 THREAD RING GAGE 2.25 GO ONLY P.D. = 2.2015 QUALITY INSPECTION

GAGE ASSEMBLY CO.

2 5/8 16 UNS 2A BEFORE PLATE THREAD RING GAGE 2.625 NO GO ONLY P.D. = 2.5736 BP

THE PIPE MACHINERY CO. / PD CO

1 3/16 18 NEF 3A THREAD RING GAGES 1.1875 GO NO GO P.D.'S = 1.1514 & 1.1478 TOOL

BENDIX BESLY

9/16 8 NA LEFT HAND ACME THREAD RING GAGE .5625 NO GO ONLY P.D. = .4795 L.H.