Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
TRITAN D39-1/2 Banded Ball Thrust Bearing - Banded Ball Thrust Bearings
TRITANBanded Ball Thrust Bearings

TRITAN D39-1/2 Banded Ball Thrust Bearing

The TRITAN D39 1/2 is an inch-system banded ball thrust bearing from the D Series, featuring a 3-inch bore diameter, 4 19/32-inch outside diameter, and 1-inch overall width with a grooved design. It is constructed…

SKU 3G-OTH-110299

Also listed as: D3912 · D39 1 2 · D39-1-2

Brand
TRITAN
Item
D39-1/2 Banded Ball Thrust Bearing
Part Number
D39-1/2
Category
Banded Ball Thrust Bearings
Available to Order
Also known as:D39-1/2TRITAN
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

TRITAN
Manufacturer Part Number
D39-1/2
Type
Grooved
Bore Dia
3 in
Overall Wd
1 in
Outside Dia
4 19/32 in
Maximum Speed
950 RPM Grease
Bearing Series
D Series
Ball Material Grade
AISI 52100
Thrust Bearing Type
Banded Ball Thrust Bearing
System of Measurement
Inch
Bearing Industry Number
D39-1/2

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

TRITAN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The TRITAN D39 1/2 is an inch-system banded ball thrust bearing from the D Series, featuring a 3-inch bore diameter, 4 19/32-inch outside diameter, and 1-inch overall width with a grooved design. It is constructed with AISI 52100 ball material grade and has a maximum speed of 950 RPM with grease lubrication.

Frequently Asked Questions

What is the TRITAN D39 1/2 ball thrust bearing used for?

The TRITAN D39 1/2 banded ball thrust bearing is designed to handle axial loads in industrial machinery, such as gearboxes, pumps, and conveyor systems. Its grooved raceways and AISI 52100 steel balls provide reliable performance under moderate speeds up to 950 RPM with grease lubrication.

What are the specifications of the TRITAN D39 1/2 bearing?

The TRITAN D39 1/2 is an inch-system banded ball thrust bearing with a 3-inch bore diameter, 4 19/32-inch outside diameter, and 1-inch overall width. It uses AISI 52100 ball material, has a maximum speed of 950 RPM with grease, and is part of the D Series.

Where to buy the TRITAN D39 1/2 bearing worldwide?

3G Electric supplies the TRITAN D39 1/2 bearing worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this inch-system banded ball thrust bearing.

How to select the correct TRITAN D39 1/2 bearing for an application?

To select the TRITAN D39 1/2, verify your shaft diameter matches the 3-inch bore and housing fits the 4 19/32-inch outside diameter. Confirm axial load requirements and ensure operating speed stays below 950 RPM with grease lubrication. The grooved design suits moderate-speed, thrust-load applications.

Used in

Common applications for TRITAN
Conveyor systems — TRITAN double strand roller chain size 50 for power transmission
Packaging machinery — TRITAN size 10B fixed-bore sprocket with 21 teeth and 20 mm bore
Material handling equipment — TRITAN RPB16 pillow block ball bearing with 1 in bore
Industrial fans — TRITAN SA206-20 spherical insert bearing with 1 1/4 in bore
Heavy machinery — TRITAN 22216 spherical roller bearing with 80 mm bore and C3 clearance
Small motors and instrumentation — TRITAN R6 flanged ball bearing with 3/8 in bore
Not sure this is the right part? Photo-identify it→

TRITAN Products

3G Electric supplies TRITAN banded ball thrust bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from TRITAN

View all TRITAN parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first