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]
Print Back
Search our 2,700+ Standard & Special Size O-Ring Tooling List. O-Rings are available with inside diameters (ID) as small as .004" and as large as 34". If you can't find your O-Ring size, please call - new O ring sizes are added regularly. If we are not tooled for your non-standard O-Ring, we can make a special tool in our On-Site mold shop.

Click here to view our O-Ring Brochure.
O-Ring Picture
Unit of Measure
« 11 12 13 14 15 »  

Item #

C/S (inches)

C/S Tolerance (±)

I.D. (inches)

I.D. Tolerance (±)

O.D. (REF) (inches)

Metric C/S (mm)

Metric I.D. (mm)

Metric O.D. (mm)

40-2.177 N/A 0.040 N/A 0.003 N/A 2.177 N/A 0.018 N/A 2.257 N/A 1.0 N/A 55.3 N/A 57.3
40-2.249 N/A 0.040 N/A 0.003 N/A 2.249 N/A 0.018 N/A 2.329 N/A 1.0 N/A 57.1 N/A 59.2
40-2.342 N/A 0.040 N/A 0.003 N/A 2.342 N/A 0.018 N/A 2.422 N/A 1.0 N/A 59.5 N/A 61.5
40-2.400 N/A 0.040 N/A 0.003 N/A 2.400 N/A 0.018 N/A 2.480 N/A 1.0 N/A 61 N/A 63
40-2.550 N/A 0.040 N/A 0.003 N/A 2.550 N/A 0.018 N/A 2.630 N/A 1.0 N/A 64.8 N/A 66.8
40-2.875 N/A 0.040 N/A 0.003 N/A 2.875 N/A 0.020 N/A 2.955 N/A 1.0 N/A 73.0 N/A 75.1
40-3.000 N/A 0.040 N/A 0.003 N/A 3.000 N/A 0.024 N/A 3.080 N/A 1.0 N/A 76.2 N/A 78.2
40-3.200SS N/A 0.040 N/A 0.003 N/A 3.230 N/A 0.024 N/A 3.310 N/A 1.0 N/A 82 N/A 84.1
40-3.370VS N/A 0.040 N/A 0.003 N/A 3.402 N/A 0.024 N/A 3.482 N/A 1.0 N/A 86.4 N/A 88.4
40-4.140VS N/A 0.040 N/A 0.003 N/A 4.179 N/A 0.027 N/A 4.259 N/A 1.0 N/A 106.1 N/A 108.2
40-583VS N/A 0.040 N/A 0.003 N/A 0.587 N/A 0.005 N/A 0.667 N/A 1.0 N/A 14.9 N/A 17.0
41-216 N/A 0.041 N/A 0.003 N/A 0.216 N/A 0.005 N/A 0.298 N/A 1.0 N/A 5.5 N/A 7.6
40-228SS N/A 0.041 N/A 0.003 N/A 0.232 N/A 0.005 N/A 0.314 N/A 1.0 N/A 5.9 N/A 8.0
40-248SS N/A 0.041 N/A 0.003 N/A 0.253 N/A 0.005 N/A 0.335 N/A 1.0 N/A 6.4 N/A 8.5
40-275SS N/A 0.041 N/A 0.003 N/A 0.279 N/A 0.005 N/A 0.361 N/A 1.0 N/A 7.1 N/A 9.2
41-490 N/A 0.041 N/A 0.003 N/A 0.490 N/A 0.005 N/A 0.572 N/A 1.0 N/A 12.4 N/A 14.5
40-1.310SS N/A 0.041 N/A 0.003 N/A 1.335 N/A 0.011 N/A 1.417 N/A 1.0 N/A 33.9 N/A 36
40-1.350SS N/A 0.041 N/A 0.003 N/A 1.371 N/A 0.013 N/A 1.453 N/A 1.0 N/A 34.8 N/A 36.9
40-2.044SS N/A 0.041 N/A 0.003 N/A 2.087 N/A 0.018 N/A 2.169 N/A 1.0 N/A 53 N/A 55.1
36-2.050SS N/A 0.037 N/A 0.003 N/A 2.089 N/A 0.018 N/A 2.171 N/A 1.0 N/A 53.1 N/A 55.1
42-42 N/A 0.042 N/A 0.003 N/A 0.042 N/A 0.004 N/A 0.126 N/A 1.1 N/A 1.1 N/A 3.2
42-55 N/A 0.042 N/A 0.003 N/A 0.055 N/A 0.004 N/A 0.139 N/A 1.1 N/A 1.4 N/A 3.5
42-117 N/A 0.042 N/A 0.003 N/A 0.118 N/A 0.005 N/A 0.202 N/A 1.1 N/A 3.0 N/A 5.1
42-239 N/A 0.042 N/A 0.003 N/A 0.239 N/A 0.005 N/A 0.323 N/A 1.1 N/A 6.1 N/A 8.2
42-301 N/A 0.042 N/A 0.003 N/A 0.301 N/A 0.005 N/A 0.385 N/A 1.1 N/A 7.6 N/A 9.8
Unit of Measure
« 11 12 13 14 15 »