Multiseal® Low Friction Seals
Product Catalog
What Makes Multiseal® Low Friction Seals Better?
- A better seal - The multi-lobed design provides more sealing surfaces than standard O-Rings.
- Increases life for the seal ring - With multiple seal points, less squeeze is required to provide an effective seal. This means less friction and wear which will increase seal life and lower maintenance costs.
- Prevents spiral failure - The square cross sections resist distortion called "spiral twist" that may be encountered when using O-Rings.
- Puts parting lines where they belong - Unlike an O-Ring, where the parting line is found on the only sealing surface, the parting lines of Multiseal® low friction seals and X-Ring compression seals are located in the center of the cross section away from the primary sealing surfaces.
- Better lubricant retention - The grooves on the inside and outside diameter of these rings retain lubricant thereby lowering friction and extending packing life.
- Saves space, reduces cost - One Multiseal® low friction seal can replace two U-Cups in many applications.
- Less force, better seal - Lower breakaway force and reduced operating pressures make them ideal in reciprocating applications.
- The right fit - Multiseal® low friction seals will fit in standard O-Ring grooves
Item # |
C/S (inches) |
C/S Tolerance (±) |
I.D. (inches) |
I.D. Tolerance (±) |
O.D. (REF) (inches) |
Nominal C/S (inches) |
Nominal I.D. (inches) |
Nominal O.D. (inches) |
---|---|---|---|---|---|---|---|---|
4-341 | C/S (inches) N/A 0.210 | C/S Tolerance (±) N/A 0.005 | I.D. (inches) N/A 3.475 | I.D. Tolerance (±) N/A 0.024 | O.D. (REF) (inches) N/A 3.895 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 3 1/2 | Nominal O.D. (inches) N/A 3 7/8 |
4-342 | C/S (inches) N/A 0.210 | C/S Tolerance (±) N/A 0.005 | I.D. (inches) N/A 3.600 | I.D. Tolerance (±) N/A 0.028 | O.D. (REF) (inches) N/A 4.020 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 3 5/8 | Nominal O.D. (inches) N/A 4 |
4-044 | C/S (inches) N/A 0.070 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 3.739 | I.D. Tolerance (±) N/A 0.027 | O.D. (REF) (inches) N/A 3.879 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 3 3/4 | Nominal O.D. (inches) N/A 3 7/8 |
4-240 | C/S (inches) N/A 0.139 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 3.734 | I.D. Tolerance (±) N/A 0.028 | O.D. (REF) (inches) N/A 4.012 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 3 3/4 | Nominal O.D. (inches) N/A 4 |
4-343 | C/S (inches) N/A 0.210 | C/S Tolerance (±) N/A 0.005 | I.D. (inches) N/A 3.725 | I.D. Tolerance (±) N/A 0.028 | O.D. (REF) (inches) N/A 4.145 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 3 3/4 | Nominal O.D. (inches) N/A 4 1/8 |
4-241 | C/S (inches) N/A 0.139 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 3.859 | I.D. Tolerance (±) N/A 0.028 | O.D. (REF) (inches) N/A 4.137 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 3 7/8 | Nominal O.D. (inches) N/A 4 1/8 |
4-344 | C/S (inches) N/A 0.210 | C/S Tolerance (±) N/A 0.005 | I.D. (inches) N/A 3.850 | I.D. Tolerance (±) N/A 0.028 | O.D. (REF) (inches) N/A 4.270 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 3 7/8 | Nominal O.D. (inches) N/A 4 1/4 |
4-345 | C/S (inches) N/A 0.210 | C/S Tolerance (±) N/A 0.005 | I.D. (inches) N/A 3.975 | I.D. Tolerance (±) N/A 0.028 | O.D. (REF) (inches) N/A 4.395 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 4 | Nominal O.D. (inches) N/A 4 3/8 |
4-346 | C/S (inches) N/A 0.210 | C/S Tolerance (±) N/A 0.005 | I.D. (inches) N/A 4.100 | I.D. Tolerance (±) N/A 0.028 | O.D. (REF) (inches) N/A 4.520 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 4 1/8 | Nominal O.D. (inches) N/A 4 1/2 |
4-244 | C/S (inches) N/A 0.139 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 4.234 | I.D. Tolerance (±) N/A 0.030 | O.D. (REF) (inches) N/A 4.512 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 4 1/4 | Nominal O.D. (inches) N/A 4 1/2 |
4-347 | C/S (inches) N/A 0.210 | C/S Tolerance (±) N/A 0.005 | I.D. (inches) N/A 4.225 | I.D. Tolerance (±) N/A 0.030 | O.D. (REF) (inches) N/A 4.645 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 4 1/4 | Nominal O.D. (inches) N/A 4 5/8 |
4-245 | C/S (inches) N/A 0.139 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 4.359 | I.D. Tolerance (±) N/A 0.030 | O.D. (REF) (inches) N/A 4.637 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 4 3/8 | Nominal O.D. (inches) N/A 4 5/8 |
4-348 | C/S (inches) N/A 0.210 | C/S Tolerance (±) N/A 0.005 | I.D. (inches) N/A 4.350 | I.D. Tolerance (±) N/A 0.030 | O.D. (REF) (inches) N/A 4.770 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 4 3/8 | Nominal O.D. (inches) N/A 4 3/4 |
4-350 | C/S (inches) N/A 0.210 | C/S Tolerance (±) N/A 0.005 | I.D. (inches) N/A 4.600 | I.D. Tolerance (±) N/A 0.030 | O.D. (REF) (inches) N/A 5.020 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 4 5/8 | Nominal O.D. (inches) N/A 5 |
4-248 | C/S (inches) N/A 0.139 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 4.734 | I.D. Tolerance (±) N/A 0.030 | O.D. (REF) (inches) N/A 5.012 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 4 3/4 | Nominal O.D. (inches) N/A 5 |
4-249 | C/S (inches) N/A 0.139 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 4.859 | I.D. Tolerance (±) N/A 0.035 | O.D. (REF) (inches) N/A 5.137 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 4 7/8 | Nominal O.D. (inches) N/A 5 1/8 |
4-352 | C/S (inches) N/A 0.210 | C/S Tolerance (±) N/A 0.005 | I.D. (inches) N/A 4.850 | I.D. Tolerance (±) N/A 0.030 | O.D. (REF) (inches) N/A 5.270 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 4 7/8 | Nominal O.D. (inches) N/A 5 1/4 |
4-428 | C/S (inches) N/A 0.275 | C/S Tolerance (±) N/A 0.006 | I.D. (inches) N/A 4.850 | I.D. Tolerance (±) N/A 0.033 | O.D. (REF) (inches) N/A 5.400 | Nominal C/S (inches) N/A 1/4 | Nominal I.D. (inches) N/A 4 7/8 | Nominal O.D. (inches) N/A 5 3/8 |
4-349 | C/S (inches) N/A 0.210 | C/S Tolerance (±) N/A 0.005 | I.D. (inches) N/A 4.475 | I.D. Tolerance (±) N/A 0.030 | O.D. (REF) (inches) N/A 4.895 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 4.5 | Nominal O.D. (inches) N/A 4 7/8 |
4-425 | C/S (inches) N/A 0.275 | C/S Tolerance (±) N/A 0.006 | I.D. (inches) N/A 4.475 | I.D. Tolerance (±) N/A 0.033 | O.D. (REF) (inches) N/A 5.025 | Nominal C/S (inches) N/A 1/4 | Nominal I.D. (inches) N/A 4.5 | Nominal O.D. (inches) N/A 5 |
4-159 | C/S (inches) N/A 0.103 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 4.987 | I.D. Tolerance (±) N/A 0.035 | O.D. (REF) (inches) N/A 5.193 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 5 | Nominal O.D. (inches) N/A 5 3/16 |
4-250 | C/S (inches) N/A 0.139 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 4.984 | I.D. Tolerance (±) N/A 0.035 | O.D. (REF) (inches) N/A 5.262 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 5 | Nominal O.D. (inches) N/A 5 1/4 |
4-429 | C/S (inches) N/A 0.275 | C/S Tolerance (±) N/A 0.006 | I.D. (inches) N/A 4.975 | I.D. Tolerance (±) N/A 0.037 | O.D. (REF) (inches) N/A 5.525 | Nominal C/S (inches) N/A 1/4 | Nominal I.D. (inches) N/A 5 | Nominal O.D. (inches) N/A 5 1/2 |
4-160 | C/S (inches) N/A 0.103 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 5.237 | I.D. Tolerance (±) N/A 0.035 | O.D. (REF) (inches) N/A 5.443 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 5 1/4 | Nominal O.D. (inches) N/A 5 7/16 |
4-252 | C/S (inches) N/A 0.139 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 5.234 | I.D. Tolerance (±) N/A 0.035 | O.D. (REF) (inches) N/A 5.512 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 5 1/4 | Nominal O.D. (inches) N/A 5 1/2 |