01 Needle Bearing
K 240X250X42 Na 4908 Needle Roller Bearing Corrosion-Resistant for Casting Machinery
Casting Machinery Anti-Corrosion K 240X250X42 Na 4908 Na 4832 Needle Roller Bearing Inner Diameter240 mm Outer Diameter250 mm Thickness42 mm…
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Product Category · Full Bearing Range Company
Needle Bearing
- Seal options matched to dust, wet and washdown duty
- Load rating checked for heavy, 24/7 conveyor duty
- Unmarked old units identified from photos and bolt spacing
- Conveyor and plant bearings shipped in one order
Application Support
Selection, housing choice and installation points for conveyor duty.
Send the shaft size, unit model and operating conditions — get a written quote for Needle Bearing.
Needle Bearing for conveyor and plant duty
View All Products 01 
02 Needle Bearing
K 24X28X10 K 65X73X30 NA 4907 RS High-Precision Needle Roller Bearing for Auy Tillage Machinery
Auy Tillage Machinery High-Precision K 24X28X10 K 65X73X30 Na 4907 RS Needle Roller Bearing Inner Diameter24 mm / 65 mm…
03 Needle Bearing
K 24X28X17 K 65X70X30 Needle Roller Bearing for Mining Machinery
Auy Mining Machinery Spot Supply K 24X28X17 K 65X70X30 K 65X70X20 Needle Roller Bearing Inner Diameter24 mm, 65 mm Outer…
04 Needle Bearing
K 24X30X17 K 60X68X25 Needle Roller Bearing Auy
Auy Existing Goods Mixing Machinery K 24X30X17 K 60X68X25 Rpna 35/52 Needle Roller Bearing Inner DiameterOuter DiameterThickness 24 mm, 60…
05 Needle Bearing
K 25X32X16 K 50X55X30 Needle Bearing High Load Capacity Durable
Auy Great Quality Durable K 25X32X16 K 50X55X30 K 50X55X20 Needle Roller Bearing Inner Diameter25 mm, 50 mm Outer Diameter32…
06 Needle Bearing
K 25X33X20 K 47X52X27 High-Strength Needle Roller Bearing
Auy New Technology High-Strength K 25X33X20 K 47X52X27 K 47X52X17 Needle Roller Bearing Inner Diameter25 mm, 47 mm Outer Diameter33…
07 Needle Bearing
K 25X35X30 K 45X53X28 Needle Bearing Auy Rust Prevention High Satisfaction
Auy Rust Prevention High Satisfaction K 25X35X30 K 45X53X28 Na 4906 RS Needle Roller Bearing Inner Diameter25 mm, 45 mm…
08 Needle Bearing
K 26X30X17 Needle Roller Bearing Durable Custom
Auy Customized Durable K 26X30X17 K 45X52X18 K 45X50X27 Needle Roller Bearing Inner Diameter26 mm, 45 mm Outer Diameter30 mm,…
09 Needle Bearing
K 28X33X17 K 42X47X17 Needle Roller Bearing High Load Capacity
Auy New Technology Tillage Machinery K 28X33X17 K 42X47X17 K 42X47X13 Needle Roller Bearing Inner Diameter28 mm, 42 mm Outer…
10 Needle Bearing
K 30X35X17 K 35X42X20 Needle Roller Bearing High Load Capacity
Auy New Technology Inexpensive K 30X35X17 K 35X42X20 K 35X42X18 Needle Roller Bearing Inner Diameter30 mm, 35 mm Outer Diameter35…
11 Needle Bearing
K 35X40X27 Needle Roller Bearing for Mining Machinery - High Load Capacity & Durability
Mixing Machinery Mining Industry K 35X40X27 Tn HK 5025 HK 5020 Needle Roller Bearing Inner DiameterOuter DiameterThickness35 mm40 mm27 mm…
12 Needle Bearing
K 50X55X13.5 HK 0910 Na 4844 Needle Bearing High Precision
High-Precision High Quality K 50X55X13.5 HK 0910 Na 4844 Needle Roller Bearing Inner Diameter50 mm Outer Diameter55 mm Thickness13.5 mm…
13 Needle Bearing
K 7X10X10 Tn Bk 0408 Na 4919 High-Speed Needle Roller Bearing for Casting Machinery
High Speed Casting Machinery K 7X10X10 Tn Bk 0408 Na 4919 Needle Roller Bearing Inner Diameter7 mm Outer Diameter10 mm…
14 Needle Bearing
K 8X11X10 Needle Roller Bearing Factory Price High-Strength
Factory Price High-Strength K 8X11X10 Tn Bk 0808 HK 0709 Needle Roller Bearing Inner Diameter8 mm Outer Diameter11 mm Thickness10…
15 Needle Bearing
K 9X12X13 TN NA 6906 NKIS 30 Needle Roller Bearing for Mining Industry – High Load Capacity & Durability
Mining Industry New Technology K 9X12X13 Tn Na 6906 Nkis 30 Needle Roller Bearing Inner Diameter9 mm Outer Diameter12 mm…
16 Needle Bearing
K10X14X13 Needle Roller Bearing Rust Prevention 50 NA 4911
Rust Prevention Farming Machinery K 10X14X13 Tn Nkis 50 Na 4911 Needle Roller Bearing Inner DiameterOuter DiameterThickness10 mm14 mm13 mm…
Selection Guide
How to choose sealing and load class in Needle Bearing
Choose the seal for the contamination at the bearing position first, then the series for the load and duty cycle. Most early failures on conveyors come from a seal that does not match dust, water or washdown, not from the bearing itself.
1. Seal for the environment
- Heavy dust and fines: multi-lip seals, flingers or extra shielding
- Wet or washdown areas: seals that keep water out of the grease
- Clean, dry positions: standard contact seals keep friction low
2. Series for the load
- Light and medium shafts: ball bearing pillow block units
- Heavy drive and pulley shafts: spherical roller bearing units
- Shock loads and 24/7 running: size up for service life
3. Upgrade repeat failures
- Same position failing again: review seal and series together
- Upgrade proposal based on your failure history
- No change is made without your approval
Before You Order
Check these dimensions so the unit fits your frame
Shaft diameter alone does not guarantee fit. A unit with the right bore can still miss the frame if the bolt spacing, centre height or take-up slot differs from the old one.
- 01Shaft diameterMeasure the shaft at the bearing seat, not the worn section.
- 02Bolt hole spacing and mounting typePillow block, flange or take-up — note centre-to-centre of the bolt holes.
- 03Shaft centre height and locking methodSet screw, eccentric collar or adapter sleeve affects replacement.
- 04Photos of unmarked unitsSend photos with measurements and the matching unit is identified for you.
Applications
Where Needle Bearing are used
These units serve conveyor and transmission positions in mines, ports, cement plants, aggregate sites and logistics centres running heavy, dusty, continuous duty.
01 Roller Conveyors Roller conveyors in warehouses, distribution centers and production lines use large numbers of small deep groove ball bearings in the rollers, plus pillow block… View Application 
02 Power Transmission & Gearboxes Mechanical power transmission systems, including reducers, gearboxes, couplings and gear drive sections, depend on tapered, cylindrical, angular contact and spherical roller bearings to carry… View Application 
03 Overhead Conveyors Overhead and trolley conveyors run on many small bearings in trolley wheels, chain guides and turn wheels, with flanged units on drive and take-up… View Application One Order, Whole Plant
Add every other bearing your plant needs to the same order
Full Bearing Range Company ships conveyor units and general plant bearings together, so one supplier and one shipment cover your shutdown list.
- Deep groove and angular contact bearings
- Thrust and precision bearings
- Tapered and spherical roller bearings
- Linear motion components
- Housings, adapter and withdrawal sleeves
- Lock nuts, seals, lubricants and accessories
"We ordered a bulk set of conveyor pulley bearings plus general machinery bearings for our annual shutdown project. Every reference matched our specification, the shipment arrived ahead of the outage date, and our maintenance team completed the job on schedule."
Sergey PetrovUral Cement Plant, Russia Request a Quote
Get a written quote for Needle Bearing
Tell us the conveyor position, unit model or shaft size, mounting dimensions, operating conditions and quantity. Your quote lists model, price, currency, stock status, lead time and shipping terms.
- WhatsApp+86 135 6125 0111
- Emailinfo@wqkvb.com
- Phone+86 135 6125 0111
- AddressIndustrial Zone No.1, Bachalu Town, Liaocheng City, Shandong Province, China