SET406 Bearing 3782/3720 Taper Roller Bearing 1.75” Bore
Cone Number: 3782
Cup Number: 3720
Bore: 1.75 inch/ 44.45mm
Outer Diameter: 3.6718 inch/ 93.264mm
Cone Width: 1.193 inch/30.302mm
Bearing Width: 1.1875 inch/30.163mm
Mass; 0.96kg/ 2.116lb
Cage: stamped steel
SET406 Bearing Specification:
SET406 bearing is a matched cone and cup bearing set.. As for this bearing model,
Cone Number: 3782
Cup Number: 3720
Bore: 1.75 inch/ 44.45mm
Outer Diameter: 3.6718 inch/ 93.264mm
Cone Width: 1.193 inch/30.302mm
Bearing Width: 1.1875 inch/30.163mm
Mass; 0.96kg/ 2.116lb
Cage: stamped steel
Rollers and Rings: 52100 steel
Seal Type: open
Relubricate Oil Holes: without
Lubrication: standard grease or oil
Precision: ABEC1, P0
Category: single row taper roller bearing
Bearing Operating Temperature: –30 °C to +120 °C
Equivalents: Set 406, SET 406, 3782/3720, 3782 / 3720, 3782-3720, 3782/20, 3782-99401
Major Applications for SET406 Bearings:
Automotive Industry: wheel hubs, transmissions, axles, clutch mechanism
Agricultural Machinery: tractors, harvesters, tillage equipment
Construction Equipment: excavators, loaders, cranes, road rollers
Industrial Gearboxes: speed reducers, power transmission systems, heavy-duty gear drives
Bearing Photo:
How to Place an Order?
1. Send Your Inquiry
Share the bearing model numbers, required quantities, and any preferred brands (if applicable). If you have target specifications or replacement references, include those as well.
2. Receive Our Quotation & Shipping Options
We’ll prepare a detailed quotation with unit prices, availability/lead time, and the shipping options based on the gross weight and your delivery address.
3. Confirm the Order
Once you approve the quotation, we’ll issue a Proforma Invoice (PI) so you can arrange payment.
4. Payment & Shipment
After payment is received, we’ll pick and pack your bearings, complete the necessary export/shipping arrangements, and dispatch your order promptly. We’ll also share tracking details once available.
Questions that help when SET406 and 3782/3720 is on the shortlist
When is SET406 and 3782/3720 worth comparing against nearby taper roller bearings options?
Comparison helps when dimensional fit is only part of the decision and load direction, sealing, clearance, speed, temperature, or repeat-order stability still need to be confirmed. Reviewing one or two nearby options early usually reduces sourcing mistakes later.
What details usually matter before approving SET406 and 3782/3720 for repeat supply?
Buyers normally confirm the part reference, main dimensions, application, speed range, operating environment, sealing needs, and any packaging or marking requirements. That gives the supplier a cleaner basis for confirming availability and suitable alternatives.
Which next step usually helps after SET406 and 3782/3720 is shortlisted?
A quick review of Taper Roller Bearings, one more commercial destination, and one practical guide usually saves time. That combination helps separate simple replacement orders from jobs that still need fit or application review.
Why keep a supporting guide linked beside SET406 and 3782/3720?
Because it makes later decisions faster. When sizing notes, application cues, and nearby options stay close to the product, engineering, purchasing, and maintenance teams can revisit the same logic without starting the review from zero.
Shipping Method:
1. Sea shipping for mass cargos (GW > 500KGS)
2. Air shipping (GW between 100KGS – 500 KGS)
3. Express, such as DHL, TNT, Fedex, UPS for small cargos ( GW < 100KGS)
4. If you have shipping agent in China, we can send goods to your shipping agent's warehouse
Payment Terms:
We accept T/T, W/U, PAYPAL, L/C etc
Buyer FAQ
Questions buyers ask before choosing the next bearing option
What should I confirm before ordering SET406 Bearing 3782/3720 Taper Roller Bearing 1.75” Bore?
Confirm the bearing number, bore size, outside diameter, width, seal or shield type, cage material, clearance, precision level, quantity, and application. These details help prevent a size match from becoming a performance mismatch.
Can this bearing be matched for replacement or repeat supply?
Yes. Replacement and repeat orders are easier when the original marking, measured dimensions, photos, application, and quantity are available. If the marking is unclear, the team can start from the size and working condition.
Which product family does this bearing belong to?
This item is handled within the Taper Roller Bearings family. Comparing the family page can help buyers review similar sizes, seal options, load direction, and related bearing choices before requesting a quote.
What affects price and lead time for this bearing?
Price and lead time can change with quantity, stock availability, precision grade, clearance, material, cage, seal or shield type, lubrication, packaging, and whether the order needs standard matching or custom production.
How is this bearing checked before delivery?
Inspection can include material review, dimensional measurement, noise and vibration checks, surface and crack checks, visual review, and packaging inspection according to the confirmed order requirements.
Need help checking fit, price, or lead time? Request a bearing quote
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