Single direction thrust ball bearings

Image may differ from product. See technical specification for details.

Material

GB,ASTM/AISI,ГОСТ,BS,JIS,NF,DIN / VDEh

Material

52100/100Cr6/SUJ2/Stainless steel

Components

Shaft washer, housing washer, a ball and cage assembly

Brand

QIBR/OEM/Neutral

Inner diameter

10mm-670mm

Outer diameter

24mm-800mm

Overall width

9mm-105mm

Package

Standard Export Package

Applications

Conveyor systems, agricultural machinery, and textile machinery, etc

Filters

NO. Product Product Number Chamfer dimension (r1,2) Inner diameter (d) Inner diameter of inner ring (D1) Outer diameter (D) Outer diameter of outer ring (d1) Width (H)
301 51324M/ 51324M 2.1 mm 120 mm 123 mm 210 mm 205 mm 70 mm
302 51424/ 51424 4 mm 120 mm 123 mm 250 mm 245 mm 102 mm
303 51424/P4/ 51424/P4 4 mm 120 mm 123 mm 250 mm 245 mm 102 mm
304 51424F/ 51424F 4 mm 120 mm 123 mm 250 mm 245 mm 102 mm
305 51424M/ 51424M 4 mm 120 mm 123 mm 250 mm 245 mm 102 mm
306 51126F/ 51126F 1 mm 130 mm 132 mm 170 mm 170 mm 30 mm
307 51126M/ 51126M 1 mm 130 mm 132 mm 170 mm 170 mm 30 mm
308 51126/ 51126 1 mm 130 mm 132 mm 170 mm 170 mm 30 mm
309 51226/P4/ 51226/P4 1.5 mm 130 mm 133 mm 190 mm 187 mm 45 mm
310 51226F/ 51226F 1.5 mm 130 mm 133 mm 190 mm 187 mm 45 mm
311 51226M/ 51226M 1.5 mm 130 mm 133 mm 190 mm 187 mm 45 mm
312 51226/ 51226 1.5 mm 130 mm 133 mm 190 mm 187 mm 45 mm
313 51326/ 51326 2.1 mm 130 mm 134 mm 225mm 220 mm 75 mm
314 51326/P4/ 51326/P4 2.1 mm 130 mm 134 mm 225mm 220 mm 75 mm
315 51326F/ 51326F 2.1 mm 130 mm 134 mm 225mm 220 mm 75 mm
316 51326M/ 51326M 2.1 mm 130 mm 134 mm 225mm 220 mm 75 mm
317 51426/ 51426 4 mm 130 mm 134 mm 270 mm 265 mm 110 mm
318 51426/P4/ 51426/P4 4 mm 130 mm 134 mm 270 mm 265 mm 110 mm
319 51426F/ 51426F 4 mm 130 mm 134 mm 270 mm 265 mm 110 mm
320 51426M/ 51426M 4 mm 130 mm 134 mm 270 mm 265 mm 110 mm
321 51128M/ 51128M 1 mm 140 mm 142 mm 180 mm 178 mm 31 mm
322 51128/P4/ 51128/P4 1 mm 140 mm 142 mm 180 mm 178 mm 31 mm
323 51128F/ 51128F 1 mm 140 mm 142 mm 180 mm 178 mm 31 mm
324 51128/ 51128 1 mm 140 mm 142 mm 180 mm 178 mm 31 mm
325 51228/P4/ 51228/P4 1.5 mm 140 mm 143 mm 200 mm 197 mm 46 mm
326 51228F/ 51228F 1.5 mm 140 mm 143 mm 200 mm 197 mm 46 mm
327 51228M/ 51228M 1.5 mm 140 mm 143 mm 200 mm 197 mm 46 mm
328 51228/ 51228 1.5 mm 140 mm 143 mm 200 mm 197 mm 46 mm
329 51328M/ 51328M 2.1 mm 140 mm 144 mm 240 mm 235 mm 80 mm
330 51328/ 51328 2.1 mm 140 mm 144 mm 240 mm 235 mm 80 mm
331 51328F/ 51328F 2.1 mm 140 mm 144 mm 240 mm 235 mm 80 mm
332 51328/P4/ 51328/P4 2.1 mm 140 mm 144 mm 240 mm 235 mm 80 mm
333 51428/ 51428 4 mm 140 mm 144 mm 280 mm 275 mm 112 mm
334 51428F/ 51428F 4 mm 140 mm 144 mm 280 mm 275 mm 112 mm
335 51428/P4/ 51428/P4 4 mm 140 mm 144 mm 280 mm 275 mm 112 mm
336 51428M/ 51428M 4 mm 140 mm 144 mm 280 mm 275 mm 112 mm
337 51130M/ 51130M 1 mm 150 mm 152 mm 190 mm 188 mm 31 mm
338 51130/ 51130 1 mm 150 mm 152 mm 190 mm 188 mm 31 mm
339 51130/P4/ 51130/P4 1 mm 150 mm 152 mm 190 mm 188 mm 31 mm
340 51130F/ 51130F 1 mm 150 mm 152 mm 190 mm 188 mm 31 mm
341 51230/P4/ 51230/P4 1.5 mm 150 mm 153 mm 215 mm 212 mm 50 mm
342 51230F/ 51230F 1.5 mm 150 mm 153 mm 215 mm 212 mm 50 mm
343 51230/ 51230 1.5 mm 150 mm 153 mm 215 mm 212 mm 50 mm
344 51230M/ 51230M 1.5 mm 150 mm 153 mm 215 mm 212 mm 50 mm
345 51330/P4/ 51330/P4 2.1 mm 150 mm 154 mm 250 mm 245 mm 80 mm
346 51330F/ 51330F 2.1 mm 150 mm 154 mm 250 mm 245 mm 80 mm
347 51330/ 51330 2.1 mm 150 mm 154 mm 250 mm 245 mm 80 mm
348 51330/ 51330 2.1 mm 150 mm 154 mm 250 mm 245 mm 80 mm
349 51330M/ 51330M 2.1 mm 150 mm 154 mm 250 mm 245 mm 80 mm
350 51430/ 51430 4 mm 150 mm 154 mm 300 mm 295 mm 120 mm
351 51430F/ 51430F 4 mm 150 mm 154 mm 300 mm 295 mm 120 mm
352 51430/P4/ 51430/P4 4 mm 150 mm 154 mm 300 mm 295 mm 120 mm
353 51430M/ 51430M 4 mm 150 mm 154 mm 300 mm 295 mm 120 mm
354 51132M/ 51132M 1 mm 160 mm 162 mm 200 mm 198 mm 31 mm
355 51232/ 51232 1.5 mm 160 mm 163 mm 225 mm 222 mm 51 mm
356 51232F/ 51232F 1.5 mm 160 mm 163 mm 225 mm 222 mm 51 mm
357 51232/P4/ 51232/P4 1.5 mm 160 mm 163 mm 225 mm 222 mm 51 mm
358 51232M/ 51232M 1.5 mm 160 mm 163 mm 225 mm 222 mm 51 mm
359 51332/ 51332 3 mm 160 mm 164 mm 270 mm 265 mm 87 mm
360 51332F/ 51332F 3 mm 160 mm 164 mm 270 mm 265 mm 87 mm
361 51332/P4/ 51332/P4 3 mm 160 mm 164 mm 270 mm 265 mm 87 mm
362 51332M/ 51332M 3 mm 160 mm 164 mm 270 mm 265 mm 87 mm
363 51134/ 51134 1.1 mm 170 mm 172 mm 215 mm 213 mm 34 mm
364 51134F/ 51134F 1.1 mm 170 mm 172 mm 215 mm 213 mm 34 mm
365 51134/P4/ 51134/P4 1.1 mm 170 mm 172 mm 215 mm 213 mm 34 mm
366 51134M/ 51134M 1.1 mm 170 mm 172 mm 215 mm 213 mm 34 mm
367 51234F/ 51234F 1.5 mm 170 mm 173 mm 240 mm 237 mm 55 mm
368 51234/P4/ 51234/P4 1.5 mm 170 mm 173 mm 240 mm 237 mm 55 mm
369 51234/ 51234 1.5 mm 170 mm 173 mm 240 mm 237 mm 55 mm
370 51234M/ 51234M 1.5 mm 170 mm 173 mm 240 mm 237 mm 55 mm
371 51334F/ 51334F 3 mm 170 mm 174 mm 280 mm 275 mm 87 mm
372 51334/P4/ 51334/P4 3 mm 170 mm 174 mm 280 mm 275 mm 87 mm
373 51334/ 51334 3 mm 170 mm 174 mm 280 mm 275 mm 87 mm
374 51334M/ 51334M 3 mm 170 mm 174 mm 280 mm 275 mm 87 mm
375 51136F/ 51136F 1.1 mm 180 mm 183 mm 225 mm 222 mm 34 mm
376 51136/P4/ 51136/P4 1.1 mm 180 mm 183 mm 225 mm 222 mm 34 mm
377 51136/ 51136 1.1 mm 180 mm 183 mm 225 mm 222 mm 34 mm
378 51136M/ 51136M 1.1 mm 180 mm 183 mm 225 mm 222 mm 34 mm
379 51236/ 51236 1.5 mm 180 mm 183 mm 250 mm 245 mm 56 mm
380 51236F/ 51236F 1.5 mm 180 mm 183 mm 250 mm 245 mm 56 mm
381 51236/P4/ 51236/P4 1.5 mm 180 mm 183 mm 250 mm 245 mm 56 mm
382 51236M/ 51236M 1.5 mm 180 mm 183 mm 250 mm 245 mm 56 mm
383 51336/ 51336 3 mm 180 mm 184 mm 300 mm 295 mm 95 mm
384 51336F/ 51336F 3 mm 180 mm 184 mm 300 mm 295 mm 95 mm
385 51336/P4/ 51336/P4 3 mm 180 mm 184 mm 300 mm 295 mm 95 mm
386 51336M/ 51336M 3 mm 180 mm 184 mm 300 mm 295 mm 95 mm
387 51138F/ 51138F 1.1 mm 190 mm 193 mm 240 mm 237 mm 37 mm
388 51138/P4/ 51138/P4 1.1 mm 190 mm 193 mm 240 mm 237 mm 37 mm
389 51138/ 51138 1.1 mm 190 mm 193 mm 240 mm 237 mm 37 mm
390 51138M/ 51138M 1.1 mm 190 mm 193 mm 240 mm 237 mm 37 mm
391 51238/ 51238 2 mm 190 mm 194 mm 270 mm 265 mm 62 mm
392 51238F/ 51238F 2 mm 190 mm 194 mm 270 mm 265 mm 62 mm
393 51238/P4/ 51238/P4 2 mm 190 mm 194 mm 270 mm 265 mm 62 mm
394 51238M/ 51238M 2 mm 190 mm 194 mm 270 mm 265 mm 62 mm
395 51338/ 51338 4 mm 190 mm 195 mm 320 mm 315 mm 105 mm
396 51338F/ 51338F 4 mm 190 mm 195 mm 320 mm 315 mm 105 mm
397 51338/P4/ 51338/P4 4 mm 190 mm 195 mm 320 mm 315 mm 105 mm
398 51338M/ 51338M 4 mm 190 mm 195 mm 320 mm 315 mm 105 mm
399 51140F/ 51140F 1.1 mm 200 mm 203 mm 250 mm 247 mm 37 mm
400 51140/P4/ 51140/P4 1.1 mm 200 mm 203 mm 250 mm 247 mm 37 mm

Features and advantages of QIBR single direction thrust ball bearings

QIBR single direction thrust ball bearings have numerous distinctive features and advantages, which are critical in various industries, mainly including:

1. Single directional load capacity

QIBR single direction thrust ball bearings are designed to handle large axial loads in a single direction, making them ideal for applications that require support on only one side.

2. Low friction performance

The rolling balls in QIBR single direction thrust ball bearings exhibit relatively low friction, enhancing the equipment's efficiency.

3. High precision

High-quality QIBR single direction thrust ball bearings provide smooth rotation and excellent load-bearing capacity.

4. Ease of installation

QIBR single direction thrust ball bearings are easy to install and maintain, particularly in applications requiring support for unidirectional axial loads.


Performance enhancements and solutions for QIBR single direction thrust ball bearings

1. Improved cage design

The cage supports the balls and ensures proper alignment. Optimizing the cage design enhances bearing performance. QIBR single direction thrust ball bearings use cages made of high-strength, low-friction materials (such as PTFE or nylon) to reduce friction and improve rotational efficiency.

2. Optimized bearing geometry

By increasing the number of balls without enlarging the bearing size, QIBR single direction thrust ball bearings improve load capacity and stability.

3. Enhanced corrosion resistance

QIBR single direction thrust ball bearings use corrosion-resistant stainless steel materials (e.g., AISI 440C) or protective coatings (such as galvanizing or passivation) to increase durability in harsh environments.

4. Customized design

QIBR offers custom sizing solutions for single direction thrust ball bearings to meet the unique requirements of specific applications. This broadens the bearing standards and provides manufacturers tailored guidance for individual needs.


Major application fields of QIBR single direction thrust ball bearings

1.Automotive industry

Used in automotive engines, particularly in transmission systems and clutch components, QIBR single direction thrust ball bearings support axial forces in one direction.

2. Machinery tools

QIBR single direction thrust ball bearings are widely used to support axial loads in various machining equipment and transmission systems.

3. Household appliances

In washing machines, electric fans, and power tools, these bearings support rotating components such as motor shafts and fan blades, ensuring smooth operation under axial loads.

4.Machines press

In hydraulic or mechanical presses, QIBR single direction thrust ball bearings handle the axial loads generated during operation, ensuring precise machine performance.