Smooth Bore Ring Gages

6.4934 CLASS XX MASTER PLAIN BORE RING GAGE 6.5000 -.0066 UNDERSIZE 6 1/2 165 mm - MB3859AP1

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7.2455 MASTER PLAIN BORE RING GAGE 7.2500 -.0045 UNDERSIZE 7 1/4 184 mm - MB3857AP1

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5.1154 MASTER PLAIN BORE RING GAGE 5.1250 -.0096 UNDERSIZE 5 1/8 130 mm - MB3847AP1

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1.9775 MASTER PLAIN BORE RING GAGE 1.9688 +.0087 OVERSIZE 1 31/32 50.229 mm - MB3845AP1

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5.050 MASTER PLAIN BORE RING GAGE 5.0469 +.0031 5 3/64 128.270 mm 5.0500 - MB3846AP1

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4.634 MASTER PLAIN BORE RING GAGE 4.6250 +.0090 OVERSIZE 4 5/8 117.704 mm 4.6340 - MB3773AP1

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1.9570 MASTER PLAIN BORE RING GAGE 1.9531 +.0039 1 61/64 49.708 mm 1.957 - MB3772AP1

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5.2355 MASTER PLAIN BORE RING GAGE 5.2344 +.0011 UNDERSIZE 5 15/64 133 mm - MB3778AP1

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FEDERAL

4.6220 CL X MASTER PLAIN BORE RING GAGE 4.6250 -.0030 4 5/8 117.399 mm 4.622 - MB3774AP1

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2.4875 MASTER PLAIN BORE RING GAGE 2.4844 +.0031 UNDERSIZE 2 31/64 63 mm - MB3676AP1

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2.242 MASTER PLAIN BORE RING GAGE 2.2500 -.0080 UNDERSIZE 2 1/4 57 mm 2.2420 - MB3637AP1

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5.6877 MASTER PLAIN BORE RING GAGE 5.6875 +.0002 OVERSIZE 5 11/16 144.468 mm - MB3651AP1

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