Working Plug Gages for Checking Threaded Holes

S.W.G. CO.

5 1/16 12 UN 2B LEFT HAND THREAD PLUG GAGE 5.0625 GO NO GO PDS= 5.0084 & 5.0171 - DW28044RD

HELI-COIL

9/16 12 UNC 3B STI HELICOIL THREAD PLUG GAGE .5625 GO NO GO PD'S = .6167 & .6208 - DW28021RD

PRATT & WHITNEY

2 56 UNC 3B THREAD PLUG GAGE #2 .086 GO ONLY P.D. = .0744 3B OR 2B INSPECTION - DW28005RD

SHOP MADE 15/16 12 LEFT HAND THREAD PLUG GAGE .9375 L.H. 15/16"-12 INSPECTION - DW28016RD

P & W

2 7/16 16 N THREAD PLUG GAGE 2.4375 GO ONLY P.D. = 2.3969 UNS-2B OR 3B CHECK - DW28014RD

THREAD-CRAFT

NEW 2.4062 8 STUB ACME THREAD PLUG GAGE GO NO GO PDS= 2.3687 & 2.3888 2 13/32 2G - DW28003RD

6 1/2 12 UN 3B THREAD PLUG GAGE 6.5 6.50 6.500 GO ONLY P.D. = 6.4459 3B OR 2B - DW28020RD

WOODWORTH

4 7/8 16 NS 3 THREAD PLUG GAGE 4.875 4.8750 GO NO GO P.D.'S = 4.8349 & 4.8359 - DW28019RD

REGAL

5/8 24 NS THREAD PLUG GAGE .625 .6250 GO NO GO P.D.'S = .5989 & .6038 CHECK - DW28013RD

DUNDICK

2 56 UNC STI HELICOIL SPECIAL THREAD PLUG GAGE #2 .086 GO NO GO = .1011 & .1020 - DW28002RD

P & W

5 40 NC LEFT HAND THREAD PLUG GAGE #5 .125 GO ONLY P.D. = .1088 UNC 2B OR 3B LH - DW27985RD

PENNOYER DODGE

6 1/2 12 UNS 3B THREAD PLUG GAGE 6.5 6.50 6.500 6.5000 NO GO ONLY P.D. = 6.4526 - DW28000RD