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Products / O-Rings

O-Rings

The everyday seal. Stocked in standard dash sizes plus non-standard and micro-miniature. Compound choice is what usually decides the part, not the groove.

Materials
NBR, HNBR, Viton, FKM, EPDM, Silicone, FFKM, PTFE
Temperature
−65°F to +450°F, by compound
Standards
AS568, ISO 3601, metric

Series

CodeNameNotes
000000 seriesSmallest common cross-section
100100 seriesGeneral industrial sizes
200200 seriesMedium duty
300300 seriesLarger cross-section
400400 seriesHeavy cross-section
NSNon-standardOutside AS568 dash numbers
MMMicro-miniaturePrecision and small devices
PTFETeflon O-ringsChemical and higher heat

These are the stocked series. If the size or shape is not here, it can still be made.

Overseas molding

Don’t see it? We can get it molded.

Stock covers the common sizes. Everything else — a non-standard dash, a special shape, a compound you do not see listed — can be custom molded overseas, quickly and at a competitive price. Send a print, a sample, or just the dimensions.

  • Prototype molds and production runs
  • Material cutting and post cure
  • Automatic inspection
  • Aging, oil, low-temp, durometer, and CMM checks
  • Manufacturing facility

    Manufacturing facility

  • Mold room

    Mold room

  • Material cutting

    Material cutting

  • Post-cure ovens

    Post-cure ovens