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

NTN Tapered Roller Bearing Assembly: 30304, 20 mm Bore, 52 mm OD, 16 mm Cone Wd - Tapered Roller Bearing Assemblies
NTNTapered Roller Bearing Assemblies

NTN Tapered Roller Bearing Assembly: 30304, 20 mm Bore, 52 mm OD, 16 mm Cone Wd

The NTN Tapered Roller Bearing Assembly, model 30304, is a metric tapered roller bearing assembly with a 20 mm bore, 52 mm OD, 16 mm cone width, and 13 mm cup width. It features a pressed steel cage and carbon steel…

SKU 3G-OTH-111758

Brand
NTN
Item
Tapered Roller Bearing Assembly: 30304, 20 mm Bore, 52 mm OD, 16 mm Cone Wd
Category
Tapered Roller Bearing Assemblies
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 — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

NTN
Manufacturer Part Number
30304
Type
30304
Bore
20 mm
OD
52 mm
Cup Wd
13 mm
Cone Wd
16 mm
Cage Material
Pressed Steel
Ring Material
Carbon Steel
Lubricant Material
Not Prelubricated
System of Measurement
Metric
Bearing Industry Number
30304

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

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

Product Description

The NTN Tapered Roller Bearing Assembly, model 30304, is a metric tapered roller bearing assembly with a 20 mm bore, 52 mm OD, 16 mm cone width, and 13 mm cup width. It features a pressed steel cage and carbon steel rings, and is not prelubricated. This bearing assembly is identified by the bearing industry number 30304 and manufacturer part number 30304.

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 NTN 30304 tapered roller bearing used for?

The NTN 30304 tapered roller bearing assembly handles combined radial and axial loads in industrial machinery, gearboxes, and conveyor systems. Its 20 mm bore and 52 mm OD suit moderate-speed applications requiring precise shaft alignment and high load capacity.

What are the specifications of the NTN 30304 bearing?

The NTN 30304 is a metric tapered roller bearing assembly with a 20 mm bore, 52 mm OD, 16 mm cone width, and 13 mm cup width. It has carbon steel rings, a pressed steel cage, and is not prelubricated. The bearing industry number is 30304.

Where to buy the NTN 30304 bearing worldwide?

3G Electric supplies the NTN 30304 tapered roller bearing assembly to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this metric bearing with a 20 mm bore and 52 mm OD.

How to install an NTN 30304 tapered roller bearing?

Clean the shaft and housing thoroughly before installation. Use a press or fitting tool to apply force evenly on the bearing ring being mounted—never through the rolling elements. Apply a light oil film to the raceways. Verify shaft and housing fits per NTN recommendations for the 20 mm bore and 52 mm OD.

Used in

Common applications for NTN
Automotive driveline — NTN tapered roller bearing assemblies (e.g., 4T-30303) for differential and wheel hub applications
Conveyor systems — NTN 4-bolt flange bearings (e.g., UCF211-200D1) for idler rollers and take-up units
Machine tool spindles — NTN duplex angular contact bearings (e.g., ML7006CVDUJ74S) for high-speed precision rotation
Industrial fans — NTN high-temperature radial ball bearings (e.g., 6004FT150) for oven and dryer exhaust systems
Pump drives — NTN radial ball bearings (e.g., 6008LLBC3/L627) for electric motor and pump shaft support
Agricultural equipment — NTN tapered roller bearing cones (e.g., LM29748L) for gearbox and PTO shaft assemblies

NTN Products

3G Electric supplies NTN tapered roller bearing assemblies. 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
NTN Tapered Roller Bearing Assembly: 30304A, 20 mm Bore, 52 mm OD, 16 mm Cone Wd, 13 mm Cup Wd
NTN
NTN Tapered Roller Bearing Assembly: 30304A, 20 mm Bore, 52 mm OD, 16 mm Cone Wd, 13 mm Cup Wd
NTN Tapered Roller Bearing Assembly: 30204, 20 mm Bore, 47 mm OD, 14 mm Cone Wd, 12 mm Cup Wd, 30204
NTN
NTN Tapered Roller Bearing Assembly: 30204, 20 mm Bore, 47 mm OD, 14 mm Cone Wd, 12 mm Cup Wd, 30204
NTN Tapered Roller Bearing Assembly: 32004X, 20 mm Bore, 42 mm OD, 15 mm Cone Wd, 12 mm Cup Wd
NTN
NTN Tapered Roller Bearing Assembly: 32004X, 20 mm Bore, 42 mm OD, 15 mm Cone Wd, 12 mm Cup Wd
NTN Tapered Roller Bearing Assembly: 30211, 55 mm Bore, 100 mm OD, 21 mm Cone Wd, 18 mm Cup Wd
NTN
NTN Tapered Roller Bearing Assembly: 30211, 55 mm Bore, 100 mm OD, 21 mm Cone Wd, 18 mm Cup Wd
NTN Tapered Roller Bearing Assembly: 30202, 15 mm Bore, 35 mm OD, 12 mm Cone Wd, 10 mm Cup Wd, 30202
NTN
NTN Tapered Roller Bearing Assembly: 30202, 15 mm Bore, 35 mm OD, 12 mm Cone Wd, 10 mm Cup Wd, 30202
NTN Tapered Roller Bearing Assembly: 30205, 25 mm Bore, 52 mm OD, 15 mm Cone Wd, 13 mm Cup Wd, 30205
NTN
NTN Tapered Roller Bearing Assembly: 30205, 25 mm Bore, 52 mm OD, 15 mm Cone Wd, 13 mm Cup Wd, 30205

More from NTN

View all NTN parts
NTN Tapered Roller Bearing Assembly: 33006, 30 mm Bore, 55 mm OD, 20 mm Cone Wd, 16 mm Cup Wd (MPN 4T-33006)
NTN
NTN Tapered Roller Bearing Assembly: 33006, 30 mm Bore, 55 mm OD, 20 mm Cone Wd, 16 mm Cup Wd (MPN 4T-33006)
NTN Tapered Roller Bearing Assembly: 9278/9220, 2 11/16 in Bore, 6 3/8 in OD, 1.812 in Cone Wd (MPN 4T-9278/9220)
NTN
NTN Tapered Roller Bearing Assembly: 9278/9220, 2 11/16 in Bore, 6 3/8 in OD, 1.812 in Cone Wd (MPN 4T-9278/9220)
NTN Tapered Roller Bearing Assembly: JH211749/JH211710, 2 35/64 in Bore, 4 23/32 in OD
NTN
NTN Tapered Roller Bearing Assembly: JH211749/JH211710, 2 35/64 in Bore, 4 23/32 in OD
NTN Tapered Roller Bearing Assembly: JM716648/JM716610, 3 11/32 in Bore, 5 7/64 in OD
NTN
NTN Tapered Roller Bearing Assembly: JM716648/JM716610, 3 11/32 in Bore, 5 7/64 in OD
NTN Tapered Roller Bearing Assembly: 17098/17244, 31/32 in Bore, 2 7/16 in OD, 0.652 in Cone Wd (MPN 4T-17098/17244)
NTN
NTN Tapered Roller Bearing Assembly: 17098/17244, 31/32 in Bore, 2 7/16 in OD, 0.652 in Cone Wd (MPN 4T-17098/17244)
NTN Tapered Roller Bearing Assembly: 32309, 45 mm Bore, 100 mm OD, 36 mm Cone Wd, 30 mm Cup Wd (MPN 32309U)
NTN
NTN Tapered Roller Bearing Assembly: 32309, 45 mm Bore, 100 mm OD, 36 mm Cone Wd, 30 mm Cup Wd (MPN 32309U)
NTN Tapered Roller Bearing Assembly: 32226, 130 mm Bore, 230 mm OD, 64 mm Cone Wd, 54 mm Cup Wd (MPN 32226U)
NTN
NTN Tapered Roller Bearing Assembly: 32226, 130 mm Bore, 230 mm OD, 64 mm Cone Wd, 54 mm Cup Wd (MPN 32226U)
NTN Tapered Roller Bearing Assembly: 33110, 50 mm Bore, 85 mm OD, 26 mm Cone Wd, 20 mm Cup Wd (MPN 4T-33110)
NTN
NTN Tapered Roller Bearing Assembly: 33110, 50 mm Bore, 85 mm OD, 26 mm Cone Wd, 20 mm Cup Wd (MPN 4T-33110)