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36691-36620D TDO (Two-Row Double-Outer Race) (Imperial)

36691-36620D TDO (Two-Row Double-Outer Race) (Imperial)

The 36691-36620D is a double-row tapered roller bearing with a 5.75″ bore and 7.625″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 76900 lbf and is designed for long-lasting performance in demanding conditions.

Its open design allows for easy lubrication, while the steel cage ensures smooth operation even under heavy loads. The bearing works well in temperatures ranging from -30°C to 110°C.

This model features a standard radial clearance and is ABEC-1 rated for reliable precision. Ideal for industrial machinery or heavy equipment where combined radial and thrust loads are common.

Weighing 10.33 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, making it a safe and dependable choice.

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Product Parameters

  • Part Number 36691-36620D
  • Brand TFL
  • Size 5.75" x 7.625" x 1.125"
  • Bore Dia 5.75"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 7.625"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.125"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.125"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.5623"
  • Bearing Width Across Cups Tolerance +0.014" to -0.01"
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 6.38"
  • Cup Frontface Backing Diameter 7.41"
  • Cage Cone Backface Clearance 0.04"
  • Dynamic Radial Load 76900 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 36691
  • Cup Part Number 36620D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 36600
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 11400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 7220 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 19900 lbf
  • Lubrication Required
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant
  • Weight 10.33 lb

Features

How Does 36691-36620D Bearing Handle Combined Loads?

36691-36620D Bearing is built with chrome steel rings and rollers, offering robust performance under combined radial and thrust loads.
Its dynamic radial load capacity reaches 76,900 lbf, ensuring reliability in heavy-duty applications.
The double-row tapered roller design distributes loads evenly, enhancing durability and reducing wear.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

Why Choose 36691-36620D Bearing for Heavy-Duty Applications?

36691-36620D Bearing features a steel cage that maintains roller alignment, improving stability under high loads.
The chrome steel construction resists wear, extending the bearing’s service life in demanding environments.
Its standard radial clearance options (C3/C4/C5) allow for flexibility in different applications.
The open design simplifies lubrication, ensuring smooth operation over time.

Engineered for Precision: 36691-36620D Bearing

36691-36620D Bearing’s tapered roller design ensures precise load distribution, minimising friction and heat generation.
The double-row construction provides increased radial and thrust load capacity compared to single-row bearings.
With an ABEC-1 rating, it balances performance and cost-effectiveness for industrial applications.
The inch-sized dimensions (5.75″ x 7.625″ x 1.125″) make it compatible with various machinery setups.

Structural Advantages of 36691-36620D Bearing

36691-36620D Bearing’s double-cup width of 2.125″ offers enhanced stability in mounting applications.
The chrome steel rollers and rings provide excellent resistance to wear in high-load conditions.
Its dynamic thrust rating of 7,220 lbf (per row) ensures reliable performance in thrust applications.
The standard lubrication requirement maintains optimal performance throughout its service life.

What Makes 36691-36620D Bearing Suitable for Industrial Use?

36691-36620D Bearing’s robust construction withstands the rigours of continuous industrial operation.
The tapered roller design efficiently manages both radial and axial loads in demanding environments.
With a weight of 10.33 lb, it offers a sturdy solution without excessive bulk.
The bearing’s compliance with RoHS and REACH standards ensures environmental responsibility.

Application

Industrial Uses of 36691-36620D Bearing
The 36691-36620D Bearing is commonly used in heavy machinery like construction equipment and mining rigs, where its double-row design handles combined radial and thrust loads efficiently.
Its chrome steel construction ensures durability in harsh environments, making it a reliable choice for long-term industrial applications.

How Does 36691-36620D Bearing Improve Performance?
In automotive applications, 36691-36620D Bearing enhances stability in wheel hubs and differential systems, thanks to its tapered roller design.
The standard radial clearance and ABEC-1 rating provide consistent performance without requiring frequent adjustments.

Built for Heavy-Duty Use: 36691-36620D Bearing
This bearing excels in agricultural machinery, such as tractors and harvesters, where its robust construction withstands high loads and rough conditions.
The open seal type allows for easy lubrication, ensuring smooth operation even in dusty or wet environments.

Automotive vs Aerospace: Applications of 36691-36620D Bearing
In automotive systems, 36691-36620D Bearing is ideal for axles and transmissions, offering reliable load distribution.
For aerospace ground equipment, its inch sizing and temperature range make it suitable for auxiliary systems requiring precise measurements.

Key Fields for 36691-36620D Bearing
The 36691-36620D Bearing is often found in railway applications, where its double-row tapered rollers manage heavy radial and axial stresses.
Its steel cage and chrome steel rollers provide a balance of strength and wear resistance, reducing maintenance needs over time.

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