345.57 × 3.53 mm (13.605 × 0.139 in) Silicone O-ring
O-ring size reference in mm and inch
Silicone O-ring product detail for 345.57 × 3.53 mm (13.605 × 0.139 in)
O-ring measurement guide in mm and inch
    345.57 × 3.53 mm (13.605 × 0.139 in) Silicone O-ring
    O-ring size reference in mm and inch
    Silicone O-ring product detail for 345.57 × 3.53 mm (13.605 × 0.139 in)
    O-ring measurement guide in mm and inch
345.57 × 3.53 mm (13.605 × 0.139 in) Silicone O-ring
O-ring size reference in mm and inch
Silicone O-ring product detail for 345.57 × 3.53 mm (13.605 × 0.139 in)
O-ring measurement guide in mm and inch
345.57 × 3.53 mm (13.605 × 0.139 in) Silicone O-ring
O-ring size reference in mm and inch
Silicone O-ring product detail for 345.57 × 3.53 mm (13.605 × 0.139 in)
O-ring measurement guide in mm and inch
    345.57 × 3.53 mm (13.605 × 0.139 in) Silicone O-ring
    O-ring size reference in mm and inch
    Silicone O-ring product detail for 345.57 × 3.53 mm (13.605 × 0.139 in)
    O-ring measurement guide in mm and inch
345.57 × 3.53 mm (13.605 × 0.139 in) Silicone O-ring
O-ring size reference in mm and inch
Silicone O-ring product detail for 345.57 × 3.53 mm (13.605 × 0.139 in)
O-ring measurement guide in mm and inch

O-Ring 345.57 × 3.53 mm · Silicone · 70A

345.57 × 3.53 mmSilicone70A

Online pack sizes: 10 pcs / 20 pcs / 50 pcs / 100 pcs / 250 pcs.

MOQ: lowest listed pack. For quantities above the listed packs, request a quote.

$121.17
$121.17
/ pack
10 pcs / 20 pcs / 50 pcs / 100 pcs / 250 pcs available
$12.12 / pc · MOQ 10 pcs · Pack total $121.17
Shipping calculated at checkout.
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Better pricing for volume orders

Custom by Size or Drawing
Need Help?
Custom by Size or Drawing MOQ 1000 pcs support@oxxring.com

Quick Specifications

Inner Diameter (ID)345.57 mm
Cross Section (CS)3.53 mm
MaterialSilicone
Hardness70A
Pack Options10 pcs / 20 pcs / 50 pcs / 100 pcs / 250 pcs
MOQLowest listed pack
Larger QuantitiesRequest a quote above the listed packs
Available in the listed pack sizes

Not sure about the size?

Measure ID and CS

Match the Inner Diameter (ID) and Cross Section (CS) to your old O-ring before ordering.

Then choose the pack size that fits your needs.

View Size Guide How to Measure

Is Silicone right for your needs?

Silicone is valued for flexibility, clean applications, and a broad temperature range where softness matters more than abrasion resistance.

Good for

  • Wide temperature range
  • Flexible sealing
  • Clean / low-odor applications

Not recommended for

  • Oil / fuel contact
  • Heavy abrasion / tear stress

Common Applications

Light-duty sealingTemperature cyclingClean applicationsFlexible gaskets

Need 1000+ pcs or a custom size?

Custom by size or drawing available. Better pricing for volume orders.

Custom by Size or Drawing