Working Plug Gages for Checking Threaded Holes

BATH

5/8 11 NC 5 THREAD PLUG GAGE .625 .6250 GO NO GO P.D.'S = .5660 & .5681 UNC-5 - DW31911CB4

G.A. CO.

5/8 64 UNS 3B THREAD PLUG GAGE .625 .6250 GO NO GO P.D.'S = .6148 & .6172 - DW31902LVR

GTD

BUDGET 2" 12 NS 3 THREAD PLUG GAGE 2.0 2.00 GO NO GO P.D.'S = 1.9459 & 1.9543 - DW31905CB4

SHOP MADE 5.19 12 UN 2B THREAD PLUG GAGE 5.190 5.1900 5.19"-12 INSPECTION CHECK - DW31900LVR

PRATT & WHITNEY

5" 12 N 3 THREAD PLUG GAGE 5.0 5.00 5.000 5.0000 NO GO ONLY P.D. = 4.9518 UN-3 - DW31899LVR

BATH

1/2 20 NF 5 THREAD PLUG GAGE .5 .50 .500 GO NO GO P.D.'S = .4675 & .4688 UNF-5 - DW31887CB4

BATH

5/16 24 NF 5 THREAD PLUG GAGE .3125 GO NO GO P.D.'S = .2854 & .2866 UNF-5 CHECK - DW31885CB4

TRW

10 64 UNS 2B THREAD PLUG GAGE #10 .190 .1900 GO NO GO P.D.'S = .1799 & .1830 - DW31880CC4

EFCO

10 64 NS 2B THREAD PLUG GAGE #10 .190 .1900 NO GO ONLY P.D. = .1830 UNS-2B CHECK - DW31879CC4

SOSSNER

11/16 27 NS 1 THREAD PLUG GAGE .6875 GO NO GO P.D.'S = .6634 & .6691 INSPECTION - DW31878CC4

2 56 UNC 2B STI HELICOIL THREAD PLUG GAGE #2 .086 .0860 NO GO ONLY P.D. = .0996 - DW31877CC4

GTD

4 36 NS 2B THREAD PLUG GAGE #4 .112 .1120 GO NO GO P.D.'S = .0940 & .0979 UNS-2B - DW31876CC4