Inch

SWANSON

1/4 20 UNC 3A MOD THREAD RING GAGES .25 GO NO GO P.D.'S = .2175 & .2139 NC-3A - DW3939RD

G.A. CO.

2 1/2 2 NA 2G ACME LEFT HAND THREAD RING GAGES 2.5 2.0 GO NO GO = 2.2374 2.2067 - DW3922RD

PENNOYER DODGE

3 11/16 12 UN 3A THREAD RING GAGES 3.6875 GO NO GO P.D.'S = 3.6334 & 3.6286 N-3A - DW3923RD

3 3/8 12 UNJS 3A THREAD RING GAGE 3.375 3 3/8"-12 NO GO ONLY INSPECTION TOOL - DW3863BU

REGAL BELOIT

11/16 24 UNEF 3A THREAD RING GAGE .6875 NO GO ONLY P.D. = .6574 NEF-3A TOOL - DW3816RD

PD

1 1/8 12 UNF 3A THREAD RING GAGE 1.125 NO GO ONLY P.D. = 1.0664 NF-3A QUALITY - DW3807RD

PMC INDUSTRIES

BUDGET 1 3/4 16 UN 3A THREAD RING GAGE 1.75 GO ONLY P.D. = 1.7094 N-3A TOOL - DW3811BU

SCC

2 64 UNF 2A THREAD RING GAGE #2 .086 NO GO ONLY P.D. = .0733 NF-2A 2-64 TOOL - DW3806RD

S.G. CO.

2" 8 NA 2G ACME THREAD RING GAGE 2.0 NO GO ONLY P.D. = 1.9125 2"-8 QUALITY TOOL - DW3818RD

THREDCO

3 3/8 12 UNJS PREPLATE THREAD RING GAGE 3.375 GO ONLY P.D. = 3.3177 QUALITY 3A - DW3824RD

PIPE MACHINERY CO.

2 1/8 16 N 3A THREAD RING GAGE 2.125 GO ONLY P.D. = 2.0844 UN-3A 2 1/8"-16 - DW3805RD

REGAL

1 3/4 8 UNJ 3A THREAD RING GAGE 1.75 GO ONLY P.D. = 1.6688 1 3/4"-8 QUALITY TOOL - DW3796FA