Thread Gages

4 3/8 12 NS 3B THREAD PLUG GAGE 4.375 4.3750 GO ONLY P.D. = 4.3209 UNS-3B OR 2B - DW28648LVR

REGAL PREMIUM

2 5/8 16 UN 2B THREAD PLUG GAGE 2.625 2.6250 NO GO ONLY P.D. = 2.5916 CHECK - DW28633OB4

5/16 24 NF LEFT HAND THREAD PLUG GAGE .3125 GO ONLY P.D. = .2854 UNF 2B OR 3B - DW28642LVR

SWANSON

1/2 13 UNJC 3A THREAD RING GAGE .5 .50 .500 .5000 NO GO ONLY P.D. = .4463 CHECK - DW28623AZ4

PENNOYER DODGE

2 1/4 16 UN 2A BEFORE PLATE SET THREAD PLUG GAGE 2.25 GO NO GO = 2.2058 & 2.2012 - DW28617AZ4

HUECKSTAEDT

CERTIFIED 1/4 18 NPSM 2A PIPE SET THREAD PLUG GAGE .25 GO NO GO = .4903 & .4859 - DW28616TLC

S.G. CO.

15/16 20 UNJEF 3A THREAD RING GAGES .9375 GO NO GO P.D.'S = .9050 & .9016 CHECK - DW28630LVR

PENNOYER DODGE

1 3/8 12 UNF 2A SOLID FUNCTIONAL THREAD RING GAGE 1.375 GO ONLY P.D. = 1.3190 - DW28622AZ4

HELI-COIL

1/4 20 UNC 2B STI HELICOIL THREAD PLUG GAGE .25 GO NO GO P.D.'S = .2825 & .2864 - DW28629LVR

SHOP MADE 3 7/8 16 THREAD PLUG GAGE 3.875 3.8750 3 7/8"-16 INSPECTION CHECK - DW28614BA4

2 1/4 16 UN 2B OVERSIZE THREAD PLUG GAGE 2.25 GO NO GO P.D.'S = 2.2114 & 2.2176 - DW28618AZ4

SHOP MADE 3 5/8 12 LEFT HAND THREAD PLUG GAGE 3.625 L.H. 3 5/8"-12 INSPECTION - DW28613BA4