Thread Ring Gages

PRATT & WHITNEY

1 64 UNC 3A THREAD RING GAGES #1 .073 GO NO GO P.D.'S = .0629 & .0614 TOOL #1-64

PRECISION

5/16 50 NS 3 THREAD RING GAGE .3125 GO ONLY P.D. = .2995 QUALITY 5/16-50 TOOL

1/4 18 THREAD RING GAGE .25 GO ONLY P.D. = .2240 QUALITY INSPECTION 1/4-18 TOOL

HANSON - WHITNEY

5/16 18 NC 4 W THREAD RING GAGE .3125 GO ONLY P.D. = .2767 QUALITY 5/16-18 TOOL

VERMONT

1/4 28 UNF 3A VERMONT THREAD RING GAGE .25 NO GO ONLY P.D.= .2243 QUALITY 1/4-28

1/4 32 NEF SPECIAL P.D. THREAD RING GAGE .25 NO GO ONLY P.D. = .2290 QUALITY

THREADWELL

1/4 48 NS 2A LEFT HAND DOUBLE LEAD THREAD RING GAGE .25 GO ONLY P.D.= 2357 L.H.

SHEFFIELD

1/4 28 NF 3 BEFORE PLATE THREAD RING GAGE .25 NO GO ONLY P.D. = .2300 B/P TOOL

LINCOLN GAGE

1/4 32 NEF THREAD RING GAGE .25 NO GO ONLY P.D. = .2278 QUALITY 1/4-32 0.25 TOOL

METRO

1/4 32 NS 3 THREAD RING GAGE .25 NO GO ONLY P.D. = .2278 QUALITY 1/4-32 TOOL

G.A.CO.

1/4 28 UNF 2A SPECIAL THREAD RING GAGE .25 NO GO ONLY P.D.= .2220 QUALITY SPEC.

HEMCO

5 60 NS 2 THREAD RING GAGE #5 .125 NO GO ONLY P.D. = .1128 QUALITY #5-60 TOOL