Working Thread Plug Gages

SINGER

7/16 28 NEF LEFT HAND THREAD PLUG GAGE .4375 P.D. = .4143 L.H. LH INSPECTION

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GTD

9/16 27 NS THREAD PLUG GAGE .5625 GO ONLY P.D. = .5384 QUALITY INSPECTION TOOL

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M & J Tooling LLC

3/8 24 THREAD PLUG GAGE .375 NO GO ONLY P.D. = .4034 QUALITY INSPECTION TOOLS

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1/2 20 2B SPECIAL THREAD PLUG GAGE .5 GO NO GO P.D.'S = .4705 & .4747 INSPECTION

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PRATT & WHITNEY

7/8 18 NS 3 THREAD PLUG GAGE .875 NO GO ONLY P.D. = .8425 QUALITY INSPECTION

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M & J Tooling LLC

7/8 20 NS 3 THREAD PLUG GAGE .875 NO GO ONLY P.D. = .8461 QUALITY INSPECTION

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HEMCO

1/2 14 NS THREAD PLUG GAGE .5 GO NO GO P.D.'S = .4808 & .4882 QUALITY INSPECTION

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M & J Tooling LLC

1 3/8 6 NC 3 THREAD PLUG GAGE 1.375 GO NO GO P.D.'S = 1.2667 1.2738 INSPECTION

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G.W. CO.

CERTIFIED 8 32 UNC 2 THREAD PLUG GAGE #8 .164 NO GO ONLY P.D. = .1204 INSPECTION

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SWANSON

CERTIFIED 2 56 3B THREAD PLUG GAGE #2 .086 NO GO ONLY P.D. = .0765 REVERSIBLE

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SWANSON

5/16 18 UNC PREPLATE THREAD PLUG GAGE .3125 GO NO GO P.D.'S = .2768 & .2821 TOOL

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MERZ ENG CO

1 3/8 18 NEF 2 THREAD PLUG GAGE 1.375 GO NO GO P.D.'S = 1.3387 & 1.3443 QUALITY

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