Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

TRITAN Needle Roller Bearing: B, 2812, 1 3/4 in Bore, 2 1/8 in OD, Full Complement - Drawn-Cup Needle Roller Bearings
TRITANDrawn-Cup Needle Roller Bearings

TRITAN Needle Roller Bearing: B, 2812, 1 3/4 in Bore, 2 1/8 in OD, Full Complement

The TRITAN Needle Roller Bearing: B is a drawn-cup needle roller bearing with a single row, full complement design, and an open configuration. It has a 1 3/4 in bore and a 2 1/8 in OD, with the Bearing Industry…

SKU 3G-OTH-107857

Also listed as: B2812OH · B2812-OH

Brand
TRITAN
Item
Needle Roller Bearing: B, 2812, 1 3/4 in Bore, 2 1/8 in OD, Full Complement
Category
Drawn-Cup Needle Roller Bearings
Available to Order
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.
Worldwide Shipping
Air & sea freight
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
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

TRITAN
Manufacturer Part Number
B2812 OH
Type
2812, Full Complement, Open, B2812 OH
Bore
1 3/4 in
OD
2 1/8 in
Bearing Design
B
Number of Rows
One
Full Complement
Yes
System of Measurement
Inch
Bearing Industry Number
2812

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 Needle Roller Bearing: B is a drawn-cup needle roller bearing with a single row, full complement design, and an open configuration. It has a 1 3/4 in bore and a 2 1/8 in OD, with the Bearing Industry Number 2812 and manufacturer part number B2812 OH. This inch-system bearing is identified by Bearing Design B.

Frequently Asked Questions

What is the TRITAN Needle Roller Bearing B2812 OH used for?

The TRITAN Needle Roller Bearing B2812 OH is a drawn-cup needle roller bearing used in industrial machinery where space is limited and high radial load capacity is needed. Its full complement design (no cage) allows maximum roller count for heavy loads. Common applications include gearboxes, pumps, and automotive transmissions.

What are the specifications of the TRITAN B2812 OH bearing?

The TRITAN B2812 OH is a single-row, full complement drawn-cup needle roller bearing with an open configuration. It has a 1 3/4 in bore and a 2 1/8 in OD. The system of measurement is inch, bearing design is B, and the industry number is 2812. Manufacturer part number is B2812 OH.

Where to buy TRITAN needle roller bearings worldwide?

You can source TRITAN needle roller bearings worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the B2812 OH or other TRITAN bearing designs.

How to select the correct TRITAN needle roller bearing for an application?

To select the correct TRITAN needle roller bearing, match the bore (1 3/4 in) and OD (2 1/8 in) to your shaft and housing dimensions. Confirm the full complement design suits your load and speed requirements. For inch-system applications, the B2812 OH with bearing design B is a standard choice. Consult a bearing selection guide for fit and lubrication.

Used in

Common applications for TRITAN
Poultry processing conveyors — TRITAN food-grade radial ball bearings (SS3829 2RS FM222) with double contact seals
Material handling systems — TRITAN spherical insert bearings (SB205-16G) with set screw locking for shaft mounting
High-temperature oven rollers — TRITAN miniature ball bearings (SSRI814 ZZ SRL) rated to 302°F
Self-lubricating pivot joints — TRITAN spherical plain bearings (GE 30TE 2RS) with PTFE sliding surface
Flange-mounted conveyor idlers — TRITAN 4-bolt flange bearings (UCF210-31) in cast iron housings
Chain drive repairs — TRITAN offset links (40-1R OSL) for ANSI #40 roller chains

TRITAN Products

3G Electric supplies TRITAN drawn-cup needle roller 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
TRITAN Needle Roller Bearing: B, 188, 1 1/8 in Bore, 1 3/8 in OD, Full Complement, Open, Alloy Steel (MPN B188 OH)
TRITAN
TRITAN Needle Roller Bearing: B, 188, 1 1/8 in Bore, 1 3/8 in OD, Full Complement, Open, Alloy Steel (MPN B188 OH)
TRITAN Needle Roller Bearing: B, 4416, 2 3/4 in Bore, 3 1/8 in OD, Full Complement, Open, B4416 OH
TRITAN
TRITAN Needle Roller Bearing: B, 4416, 2 3/4 in Bore, 3 1/8 in OD, Full Complement, Open, B4416 OH
TRITAN Needle Roller Bearing: B, 2028, 1 1/4 in Bore, 1 1/2 in OD, Full Complement, Open, B2028 OH
TRITAN
TRITAN Needle Roller Bearing: B, 2028, 1 1/4 in Bore, 1 1/2 in OD, Full Complement, Open, B2028 OH
TRITAN Needle Roller Bearing: B, 3612, 2 1/4 in Bore, 2 5/8 in OD, Full Complement, Open, B3612 OH
TRITAN
TRITAN Needle Roller Bearing: B, 3612, 2 1/4 in Bore, 2 5/8 in OD, Full Complement, Open, B3612 OH
TRITAN Needle Roller Bearing: B, 1210, 3/4 in Bore, 1 in OD, Full Complement, Open, Alloy Steel (MPN B1210 OH)
TRITAN
TRITAN Needle Roller Bearing: B, 1210, 3/4 in Bore, 1 in OD, Full Complement, Open, Alloy Steel (MPN B1210 OH)
TRITAN Needle Roller Bearing: B, 3624, 2 1/4 in Bore, 2 5/8 in OD, Full Complement, Open, B3624 OH
TRITAN
TRITAN Needle Roller Bearing: B, 3624, 2 1/4 in Bore, 2 5/8 in OD, Full Complement, Open, B3624 OH

More from TRITAN

View all TRITAN parts
TRITAN Needle Roller Bearing: JTT, 148, 7/8 in Bore, 1 1/8 in OD, Dbl Sealed, 0.5 in Overall Wd (MPN JTT148)
TRITAN
TRITAN Needle Roller Bearing: JTT, 148, 7/8 in Bore, 1 1/8 in OD, Dbl Sealed, 0.5 in Overall Wd (MPN JTT148)
TRITAN Needle Roller Bearing: J, 1816, 1 1/8 in Bore, 1 3/8 in OD, Open, 1 in Overall Wd, J1816 OH
TRITAN
TRITAN Needle Roller Bearing: J, 1816, 1 1/8 in Bore, 1 3/8 in OD, Open, 1 in Overall Wd, J1816 OH
TRITAN Needle Roller Bearing: B, 1516, 15/16 in Bore, 1 3/16 in OD, Full Complement, Open, B1516 OH
TRITAN
TRITAN Needle Roller Bearing: B, 1516, 15/16 in Bore, 1 3/16 in OD, Full Complement, Open, B1516 OH
TRITAN Needle Roller Bearing: HK, 912, 9 mm Bore, 13 mm OD, Open, 12 mm Overall Wd, Alloy Steel (MPN HK0912)
TRITAN
TRITAN Needle Roller Bearing: HK, 912, 9 mm Bore, 13 mm OD, Open, 12 mm Overall Wd, Alloy Steel (MPN HK0912)
TRITAN Needle Roller Bearing: J, 912, 9/16 in Bore, 3/4 in OD, Open, 0.75 in Overall Wd, Alloy Steel (MPN J912 OH)
TRITAN
TRITAN Needle Roller Bearing: J, 912, 9/16 in Bore, 3/4 in OD, Open, 0.75 in Overall Wd, Alloy Steel (MPN J912 OH)
TRITAN Needle Roller Bearing: B, 4420, 2 3/4 in Bore, 3 1/8 in OD, Full Complement, Open, B4420 OH
TRITAN
TRITAN Needle Roller Bearing: B, 4420, 2 3/4 in Bore, 3 1/8 in OD, Full Complement, Open, B4420 OH
TRITAN Needle Roller Bearing: B, 55, 5/16 in Bore, 1/2 in OD, Full Complement, Open, Alloy Steel (MPN B55 OH)
TRITAN
TRITAN Needle Roller Bearing: B, 55, 5/16 in Bore, 1/2 in OD, Full Complement, Open, Alloy Steel (MPN B55 OH)
TRITAN Needle Roller Bearing: J, 2012, 1 1/4 in Bore, 1 1/2 in OD, Open, 0.75 in Overall Wd (MPN J2012 OH)
TRITAN
TRITAN Needle Roller Bearing: J, 2012, 1 1/4 in Bore, 1 1/2 in OD, Open, 0.75 in Overall Wd (MPN J2012 OH)