Thread Ring Gages

WD

3/8 32 NS 3 THREAD RING GAGE .375 NO GO ONLY P.D. = .3523 UNS-3 3/8"-32 TOOL

PRATT & WHITNEY

1/2 22 NS THREAD RING GAGE .5 GO ONLY P.D. = .4705 UNS 1/2"-22 QUALITY TOOL

7/8 40 NS 1 THREAD RING GAGE .875 GO ONLY P.D. = .8578 UNS-1 7/8"-40 QUALITY

SHEFFIELD CORP.

1/4 40 NS THREAD RING GAGE .25 GO ONLY P.D. = .2338 UNS 1/4"-40 TOOL QUALITY

GTD

5/16 32 NS 3 THREAD RING GAGES .3125 GO NO GO P.D.'S = .2922 & .2898 UNS-3 TOOL

PRATT & WHITNEY

3/4 20 NEF MODIFIED THREAD RING GAGE .75 GO ONLY P.D. = .7175 UNEF 3/4-20 2 3 3A

PRATT & WHITNEY

7 36 NS 2 THREAD RING GAGES #7 .151 GO NO GO P.D.'S = .1330 & .1305 UNS-2 TOOL

4 48 UNJF 3A THREAD RING GAGE #4 .112 NO GO ONLY P.D. = .0967 INSPECTION QUALITY

WAFCO

1 1/2 28 UNJ 3A THREAD RING GAGES 1.5 GO NO GO P.D.'S = 1.4768 & 1.4737 1.50

9/16 18 NF 1 THREAD RING GAGES .5625 GO NO GO P.D.'S = .5248 & .5191 UNF-1 TOOL

METRO

6 40 NF LEFT HAND THREAD RING GAGE #6 .138 GO ONLY P.D. = .1218 L.H. QUALITY

MARSHFIELD GAGE CO.

5/16 40 NS 2 THREAD RING GAGE .3125 NO GO ONLY P.D. = .2930 UNS-2 5/16"-40 TOOL