Precision Associates, Inc.
Precision Associates, Inc.
3800 North Washington Ave.
Minneapolis, MN 55412-2142
Toll Free: 1-800-394-6590
Local: +1 612-333-7464
Sales: +1 612-334-9190
Fax: 612-342-2417
Email: [email protected]
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Search our list of Metric O-Rings. O-Rings included on this list are either included in an International Standard, or measure in even mm increments. If you can't find your O-Ring seal in this group, be sure to check out "All O-Rings".
O-Ring Picture
Unit of Measure
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Item #

C/S Metric (mm)

ID Metric (mm)

OD Metric (mm)

Std Shrink

Special Shrink

Reference Size

47-6.812 N/A 1.20 N/A 173.00 N/A 175.40 N/A Yes N/A N/A
50-158VS N/A 1.25 N/A 4.00 N/A 6.50 N/A N/A Yes N/A
49-295ES N/A 1.25 N/A 7.50 N/A 10.0 N/A N/A Yes N/A
51-102 N/A 1.30 N/A 2.6 N/A 5.20 N/A Yes N/A N/A
51-110 N/A 1.30 N/A 2.80 N/A 5.40 N/A Yes N/A N/A
51-249 N/A 1.30 N/A 6.30 N/A 8.90 N/A Yes N/A N/A
50-386SS N/A 1.30 N/A 9.90 N/A 12.50 N/A Yes N/A N/A
51-547 N/A 1.30 N/A 13.90 N/A 16.50 N/A Yes N/A N/A
51-551VS N/A 1.30 N/A 14.10 N/A 16.70 N/A N/A N/A
50-720SS N/A 1.30 N/A 18.50 N/A 21.09 N/A Yes N/A N/A
12-157VS N/A 1.30 N/A 33.90 N/A 36.40 N/A N/A Yes N/A
50-1.750SS N/A 1.30 N/A 45.10 N/A 47.70 N/A Yes N/A N/A
50-2.046SS N/A 1.30 N/A 52.50 N/A 55.10 N/A Yes N/A N/A
54-301VS N/A 1.40 N/A 7.7 N/A 10.50 N/A Yes N/A N/A
54-344SS N/A 1.40 N/A 8.9 N/A 11.70 N/A Yes N/A N/A
55-489 N/A 1.40 N/A 12.40 N/A 15.20 N/A Yes N/A N/A
54-908SS N/A 1.40 N/A 23.30 N/A 26.10 N/A Yes N/A N/A
55-690VS N/A 1.40 N/A 24.50 N/A 27.30 N/A Yes N/A N/A
55-1.000 N/A 1.40 N/A 25.40 N/A 28.20 N/A Yes N/A N/A
54-1.228SS N/A 1.40 N/A 31.50 N/A 34.30 N/A Yes N/A N/A
55-1.500 N/A 1.40 N/A 38.10 N/A 40.90 N/A Yes N/A N/A
55-1.560 N/A 1.40 N/A 39.60 N/A 42.40 N/A Yes N/A N/A
55-1.775 N/A 1.40 N/A 45.10 N/A 47.90 N/A Yes N/A N/A
59-15 N/A 1.50 N/A .40 N/A 3.40 N/A Yes N/A N/A
59-49VS N/A 1.50 N/A 1.30 N/A 4.30 N/A Yes N/A N/A
Unit of Measure
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