NBR O-ring

O-Ring 340.00 × 12.00 mm · NBR · 70A

  • ID340.00 mm13.386 in
  • CS12.00 mm0.472 in
  • MaterialNBR
  • Hardness70 Shore A

OXXRING SKU OXX-OR-340P0-12P0-NBR-70A-P10

O-Ring 340.00 × 12.00 mm · NBR · 70A
Representative image. Colour can differ by compound.
ID 340.00 mm CS 12.00 mm SECTION
Nominal dimensions. Drawing is proportional, not to scale.

Same size, other grades

  • NBR 70A
Compare every grade at this size →
Available to order
$142.82for 10 pcs

$14.28 per piece

1 pack × 10 pcs = 10 pieces · $142.82

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  • Price is the total for the pack. Taxes and shipping are calculated at checkout.

Need 1,000+ or a different spec? Bulk quote

Standard items: returns per our Refund Policy. Custom items are made to order.

Specifications

Inside diameter (ID)340.00 mm · 13.386 in
Cross section (CS)12.00 mm · 0.472 in
Material familyNBR
Hardness70 Shore A
OXXRING SKUOXX-OR-340P0-12P0-NBR-70A-P10
OrderingBuy online
Check chemical compatibility for NBR Check this size in a groove

Check this size for your application

Free engineering tools, already filled in with 340.00 × 12.00 mm NBR.

Engineer ProRod, piston, face or dynamic seal: squeeze, extrusion and pressure for this exact ring Material selectorMedia, temperature and pressure to the right family Size cross-referenceThis size in AS568, JIS and BS terms CalculatorsWeight, cord length and stretch

NBR material notes

Usually a good starting point for

Mineral oils, many fuels, hydraulic fluids and aliphatic-hydrocarbon service.

Review before use with

Review ozone/weathering, flex fuels, aromatic or chlorinated hydrocarbons, ketones, esters, polar solvents, glycol brake fluid and strong acids.

Family-level screening, not an approval of a specific compound. Screen a chemical or ask for a material check.

Questions about this O-ring

How do I confirm this is the right size?

Measure the inside diameter and the cross section of the ring you are replacing, or read them from the drawing. This listing is 340.00 × 12.00 mm. For a used ring, measure in several places; wear and swelling change the dimensions. Measurement guide

How is the price calculated?

The price shown is the total for one pack. The per-piece price is shown beside it for comparison. Choose how many packs you need; taxes and shipping are calculated at checkout.

Can I order a quantity that is not in the pack list?

Yes. Order several packs, or request a quote for larger or scheduled quantities.