39.70 × 3.60 mm (1.563 × 0.142 in) FFKM O-ring
O-ring size reference in mm and inch
FFKM O-ring product detail for 39.70 × 3.60 mm (1.563 × 0.142 in)
O-ring measurement guide in mm and inch
    39.70 × 3.60 mm (1.563 × 0.142 in) FFKM O-ring
    O-ring size reference in mm and inch
    FFKM O-ring product detail for 39.70 × 3.60 mm (1.563 × 0.142 in)
    O-ring measurement guide in mm and inch
39.70 × 3.60 mm (1.563 × 0.142 in) FFKM O-ring
O-ring size reference in mm and inch
FFKM O-ring product detail for 39.70 × 3.60 mm (1.563 × 0.142 in)
O-ring measurement guide in mm and inch
39.70 × 3.60 mm (1.563 × 0.142 in) FFKM O-ring
O-ring size reference in mm and inch
FFKM O-ring product detail for 39.70 × 3.60 mm (1.563 × 0.142 in)
O-ring measurement guide in mm and inch
    39.70 × 3.60 mm (1.563 × 0.142 in) FFKM O-ring
    O-ring size reference in mm and inch
    FFKM O-ring product detail for 39.70 × 3.60 mm (1.563 × 0.142 in)
    O-ring measurement guide in mm and inch
39.70 × 3.60 mm (1.563 × 0.142 in) FFKM O-ring
O-ring size reference in mm and inch
FFKM O-ring product detail for 39.70 × 3.60 mm (1.563 × 0.142 in)
O-ring measurement guide in mm and inch

O-Ring 39.70 × 3.60 mm · FFKM · 75A

39.70 × 3.60 mmFFKM75A

Online pack sizes: 3 pcs / 5 pcs / 10 pcs / 20 pcs / 50 pcs.

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

$144.80
$144.80
/ pack
3 pcs / 5 pcs / 10 pcs / 20 pcs / 50 pcs available
$48.27 / pc · MOQ 3 pcs · Pack total $144.80
Shipping calculated at checkout.
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Need a larger quantity or a custom size?

Request a quote for quantities beyond the listed FFKM pack options.

Custom by Size or Drawing
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Custom by Size or Drawing
MOQ: lowest listed pack
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Quick Specifications

Inner Diameter (ID)39.70 mm
Cross Section (CS)3.60 mm
MaterialFFKM
Hardness75A
Pack Options3 pcs / 5 pcs / 10 pcs / 20 pcs / 50 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 FFKM right for your needs?

FFKM is used for highly demanding sealing conditions where extreme chemical or temperature resistance matters more than cost.

Good for

  • Aggressive chemicals
  • High temperature sealing
  • Specialist industrial use

Not recommended for

  • Price-sensitive general repairs
  • Low-cost replacement jobs

Common Applications

Chemical processingHigh-temperature sealingSpecialist maintenanceCritical equipment service

Need a larger quantity or a custom size?

Request a quote for quantities beyond the listed FFKM pack options.

Custom by Size or Drawing