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SKF

SKF 27467 Shaft Seal 2.75 x 3.876 x .438 in CRWA1 NBR

SKU CH-TEQV-M9TA2

Rotary shaft seal with 2.75 in inside diameter, 3.876 in outside diameter and .438 in width, nitrile rubber lips and carbon steel spring for oils, greases and fuels up to 10 psi and 2,520 RPM

  • ColorTransparent
  • Width7/16"
  • Reliable sealing for rotating shafts with 2.75 in inside diameter
  • Durable NBR lip material resists oils, fuels, greases and hot water
  • Dual-lip design with carbon-steel spring maintains contact up to 10 psi
  • Acrylic-coated case protects against corrosion in harsh environments
  • Rated for speeds up to 2,520 RPM and 9.19 m/s surface speed

SKF 27467 Rotary Shaft Seal

The SKF 27467 is a CRWA1-design rotary shaft seal built for 2.75 in inside diameter and 3.876 in outside diameter. Two nitrile rubber lips and a carbon-steel spring retain lubricants and exclude contaminants at speeds up to 2,520 RPM.

Fits 2.75 in shafts with 3.876 in bores

Suitable for equipment sealing animal and vegetable oils, diesel, gasoline, greases, hot water, light heating oil and mineral oils at pressures up to 10 psi. Not for shafts of other diameters, higher-pressure systems or fluids outside the listed compatibility range.

Press-fit installation into a 3.876 in bore

The .438 in wide acrylic-coated case seats with standard press tools; ensure the bore surface finish and chamfer match SKF guidelines. Misalignment or damaged bore surfaces are the most common causes of early leakage.

Highlights

  • Reliable sealing for rotating shafts with 2.75 in inside diameter
  • Durable NBR lip material resists oils, fuels, greases and hot water
  • Dual-lip design with carbon-steel spring maintains contact up to 10 psi
  • Acrylic-coated case protects against corrosion in harsh environments
  • Rated for speeds up to 2,520 RPM and 9.19 m/s surface speed

Specifications

BrandSKF
ColorTransparent
Width7/16"

Questions about this item

What shaft diameter does the 2.75 in inside diameter of the SKF 27467 seal fit?

The seal fits a 2.75 in shaft diameter, matching the stated inside diameter for a proper interference fit.

Will the 10 psi maximum pressure rating handle the oil pressure in a vintage engine rebuild?

The 10 psi rating is for seal retention; engine oil pressure acts on bearings, not directly on this rotary shaft seal lip.

How can I confirm the 2,520 RPM limit suits my application after installation?

Verify the shaft speed stays below 2,520 RPM and check for leakage or overheating during initial run-in.

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