We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
RFQ CartGet a QuoteSign inSign up
TRITAN Radial Ball Bearing: 1621, Dbl Shield, 1/2 in Bore, 1 3/8 in OD, 0.438 in Wd - General Purpose Radial Ball Bearings
TRITANGeneral Purpose Radial Ball Bearings

TRITAN Radial Ball Bearing: 1621, Dbl Shield, 1/2 in Bore, 1 3/8 in OD, 0.438 in Wd

The TRITAN Radial Ball Bearing: 1621 is a general-purpose radial ball bearing designed for oily/greasy environments. This inch-system bearing features a 1/2 in bore, 1 3/8 in OD, 0.438 in width, double-shielded…

SKU 3G-OTH-104343

Brand
TRITAN
Item
Radial Ball Bearing: 1621, Dbl Shield, 1/2 in Bore, 1 3/8 in OD, 0.438 in Wd
Category
General Purpose Radial Ball Bearings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

TRITAN
Manufacturer Part Number
3843 ZZ PRX
Type
Dbl Shield
Bore
1/2 in
OD
1 3/8 in
Wd
0.438 in
Max Temp
350°F
For Environment
Oily/Greasy
System of Measurement
Inch
Bearing Industry Number
1621
View Full Spec Sheet

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 Radial Ball Bearing: 1621 is a general-purpose radial ball bearing designed for oily/greasy environments. This inch-system bearing features a 1/2 in bore, 1 3/8 in OD, 0.438 in width, double-shielded construction, and a maximum operating temperature of 350°F. The manufacturer part number is 3843 ZZ PRX.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the TRITAN 1621 radial ball bearing used for?

The TRITAN 1621 radial ball bearing is a general-purpose bearing designed for oily or greasy environments. It supports radial loads in industrial machinery, conveyors, and pumps where lubrication is present. Its double-shielded construction helps retain grease and exclude contaminants, making it suitable for continuous-duty applications.

What are the specifications of the TRITAN 1621 bearing?

The TRITAN 1621 bearing has a 1/2 in bore, 1 3/8 in OD, and 0.438 in width. It is double-shielded, rated for a maximum operating temperature of 350°F, and uses inch-system measurements. The manufacturer part number is 3843 ZZ PRX, and the bearing industry number is 1621.

Where to buy the TRITAN 1621 bearing worldwide?

3G Electric supplies the TRITAN 1621 radial ball bearing to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact our team for a quote and lead time on this inch-system double-shielded bearing.

How to select the right TRITAN radial ball bearing for an oily environment?

For oily or greasy environments, choose a double-shielded bearing like the TRITAN 1621 to retain lubrication and block debris. Verify the bore, OD, and width match your shaft and housing. Confirm the temperature rating (350°F max) exceeds your operating conditions. 3G Electric can help source the correct TRITAN bearing for your application.

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 general purpose radial ball 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 →

Similar products

Matched by specification & description
TRITAN Radial Ball Bearing: 1622, Dbl Shield, 9/16 in Bore, 1 3/8 in OD, 0.438 in Wd, 350°F Max Temp (MPN 3844 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1622; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1622, Dbl Shield, 9/16 in Bore, 1 3/8 in OD, 0.438 in Wd, 350°F Max Temp (MPN 3844 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1622; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1620, Dbl Shield, 7/16 in Bore, 1 3/8 in OD, 0.438 in Wd, 350°F Max Temp (MPN 3842 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1620; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1620, Dbl Shield, 7/16 in Bore, 1 3/8 in OD, 0.438 in Wd, 350°F Max Temp (MPN 3842 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1620; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1623, Dbl Shield, 5/8 in Bore, 1 3/8 in OD, 0.438 in Wd, 350°F Max Temp (MPN 3845 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1623; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1623, Dbl Shield, 5/8 in Bore, 1 3/8 in OD, 0.438 in Wd, 350°F Max Temp (MPN 3845 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1623; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1616, Dbl Shield, 1/2 in Bore, 1 1/8 in OD, 0.375 in Wd, 350°F Max Temp (MPN 3838 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1616; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1616, Dbl Shield, 1/2 in Bore, 1 1/8 in OD, 0.375 in Wd, 350°F Max Temp (MPN 3838 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1616; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1614, Dbl Shield, 3/8 in Bore, 1 1/8 in OD, 0.375 in Wd, 350°F Max Temp (MPN 3836 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1614; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1614, Dbl Shield, 3/8 in Bore, 1 1/8 in OD, 0.375 in Wd, 350°F Max Temp (MPN 3836 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1614; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1615, Dbl Shield, 7/16 in Bore, 1 1/8 in OD, 0.375 in Wd, 350°F Max Temp (MPN 3837 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1615; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1615, Dbl Shield, 7/16 in Bore, 1 1/8 in OD, 0.375 in Wd, 350°F Max Temp (MPN 3837 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1615; For Environment: Oily/Greasy.

More from TRITAN

View all TRITAN parts →
TRITAN Radial Ball Bearing: R14, Dbl Sealed, Contact Seal, 7/8 in Bore, 1 7/8 in OD, 0.5 in Wd (MPN R14 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: R14; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: R14, Dbl Sealed, Contact Seal, 7/8 in Bore, 1 7/8 in OD, 0.5 in Wd (MPN R14 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: R14; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1638, Dbl Sealed, Contact Seal, 3/4 in Bore, 2 in OD, 0.563 in Wd (MPN 3850 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1638; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1638, Dbl Sealed, Contact Seal, 3/4 in Bore, 2 in OD, 0.563 in Wd (MPN 3850 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1638; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: R18, Dbl Shield, 1 1/8 in Bore, 2 1/8 in OD, 0.5 in Wd, Alloy Steel Ring (MPN R18 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: R18; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: R18, Dbl Shield, 1 1/8 in Bore, 2 1/8 in OD, 0.5 in Wd, Alloy Steel Ring (MPN R18 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: R18; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1615, Dbl Sealed, Contact Seal, 7/16 in Bore, 1 1/8 in OD, 0.375 in Wd (MPN 3837 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1615; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1615, Dbl Sealed, Contact Seal, 7/16 in Bore, 1 1/8 in OD, 0.375 in Wd (MPN 3837 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1615; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1633, Dbl Shield, 5/8 in Bore, 1 3/4 in OD, 0.5 in Wd, Alloy Steel Ring (MPN 3855 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1633; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1633, Dbl Shield, 5/8 in Bore, 1 3/4 in OD, 0.5 in Wd, Alloy Steel Ring (MPN 3855 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1633; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1633, Dbl Sealed, Contact Seal, 5/8 in Bore, 1 3/4 in OD, 0.5 in Wd (MPN 3855 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1633; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1633, Dbl Sealed, Contact Seal, 5/8 in Bore, 1 3/4 in OD, 0.5 in Wd (MPN 3855 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1633; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1658, Dbl Sealed, Contact Seal, 1 5/16 in Bore, 2 9/16 in OD (MPN 3870 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1658; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1658, Dbl Sealed, Contact Seal, 1 5/16 in Bore, 2 9/16 in OD (MPN 3870 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1658; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: R16, Dbl Shield, 1 in Bore, 2 in OD, 0.5 in Wd, Alloy Steel Ring (MPN R16 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: R16; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: R16, Dbl Shield, 1 in Bore, 2 in OD, 0.5 in Wd, Alloy Steel Ring (MPN R16 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: R16; For Environment: Oily/Greasy.