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ZKLF Series Bearings

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ZKLF Series Bearings Introduction:

ZKLF series bearings are double direction thrust angular contact ball bearings.
Double driection thrust angular contact ball bearings are specially designed high-precision bearings for machine tool spindles, which can bear axial loads in two directions.
ZKLF series bearings have 2 sealing type, 2RS and 2Z.This type bearings are widely used in many applications, for example,
Tape cutting machine, decoction piece machinery, reverse dialysis equipment, vibration testing machine, high pressure reactor, auxiliary plastic machine, manual sandblasting machine, electrolytic cell, laminating machine, fertilizing machine, cylindrical gear reducer, excavator, and so on.

Bearing Structure:

ZKLF series bearing structure

ZKLF series bearing structure

ZKLF Bearing Models:

Shaft Dia (mm) Model Number Mass (kg) d (mm) D (mm) B (mm)
12 ZKLF1255-2RS 0.37 12 55 25
12 ZKLF1255-2Z 0.37 12 55 25
15 ZKLF1560-2RS 0.43 15 60 25
15 ZKLF1560-2Z 0.43 15 60 25
17 ZKLF1762-2RS 0.45 17 62 25
17 ZKLF1762-2Z 0.45 17 62 25
20 ZKLF2068-2RS 0.61 20 68 28
20 ZKLF2068-2Z 0.61 20 68 28
25 ZKLF2575-2RS 0.72 25 75 28
25 ZKLF2575-2Z 0.72 25 75 28
30 ZKLF3080-2RS 0.78 30 80 28
30 ZKLF3080-2Z 0.78 30 80 28
35 ZKLF3590-2RS 1.13 35 90 34
35 ZKLF3590-2Z 1.13 35 90 34
40 ZKLF40100-2RS 1.46 40 100 34
40 ZKLF40100-2Z 1.46 40 100 34
50 ZKLF50115-2RS 1.86 50 115 34
50 ZKLF50115-2Z 1.86 50 115 34
60 ZKLF60145-2Z 4.3 60 145 45
70 ZKLF70155-2Z 4.9 70 155 45
80 ZKLF80165-2Z 5.3 80 165 45
90 ZKLF90190-2Z 8.7 90 190 55
100 ZKLF100200-2Z 9.3 100 200 55
Suffixes Meaning for ZKLF Bearings:

PE: Increased tolerance (only for ZKLF / ZKLN series bearings)
PP: INA bearing lip seal on both sides
P5: Tolerance level: INA bearings with extremely high dimensional and geometric accuracy
RR: with Corrotect coating
RS: Bearing single lip seal
SM03: The rolling bearing grease KP2N-25 specified in DIN 51825 is used for lubrication, and the applicable temperature range is -30°C – +150°C
SM11: The rolling bearing grease K2E-25 specified in DIN 51825 is used for lubrication, and the applicable temperature range is -40°C – +80°C
SORT…: The diameter classification of needle rollers and cage assemblies, the tolerance limit is in um
TN: Plastic cage
ZW: Needle roller and cage assembly, double row
.2AP: Axial matched bearings (only for ZKLF / ZKLN series bearings)
.2RS: Rubber Iip seals on both sides
.2Z: Metal dust covers on both sides

Useful next decisions after ZKLF Series Bearings

ZKLF Series Bearings often answers one question and opens two more around selection, fit, and supplier choice. These next destinations keep that follow-up review practical by putting the most relevant commercial and technical options beside the topic already in view.

Machine Tool Spindle Bearings Use this commercial destination when sourcing fit, lead time, and repeat-order confidence matter. Products Review the wider precision / spindle bearings range before narrowing the shortlist. Contact Us Move to enquiry when the shortlist is clear and pricing, availability, or drawing review needs a reply. About Us This helps when confidence depends on process discipline, testing, or supplier credibility. Quality Control Use this destination when trust signals need to stay visible beside the product or topic review.

Questions that usually come up after ZKLF Series Bearings

Which next options usually help after reviewing ZKLF Series Bearings?

Most buyers benefit from one broader family destination, one more commercial route, and one supporting guide that answers the next practical question. That combination usually turns research into a clearer shortlist.

Why add related bearing destinations beside ZKLF Series Bearings?

Because the first answer often leads to a second question about fit, applications, supplier choice, or repeat-order confidence. Keeping those next destinations close reduces unnecessary backtracking.

When is it worth moving from reading into a quote or product review?

That move usually makes sense once the topic has narrowed the likely bearing family and the remaining unknowns are commercial, dimensional, or application-specific rather than purely educational.

What usually makes the next bearing decision easier after ZKLF Series Bearings?

The process is often easier when the wider family view, the more commercial destination, and one practical guide stay visible together. That keeps the decision grounded in both application detail and buying reality.

Buyer FAQ

Questions buyers ask before choosing the next bearing option

What is the main takeaway from ZKLF Series Bearings?

The main takeaway is that zklf series bearings should be checked against the bearing family, dimensions, load direction, speed, and operating conditions instead of relying on the title or size alone.

When should I use this guide before requesting a quote?

Use the guide when you are comparing bearing models, checking suffix meanings, confirming seal or clearance choices, planning maintenance, or preparing details for replacement, production, or OEM sourcing.

How does this topic connect to precision / spindle bearings?

The topic supports the Precision / Spindle Bearings decision path by helping buyers understand fit, performance, specification details, or maintenance factors before choosing a product page or contacting the team.

Can this guide replace a final specification check?

No. The guide helps prepare the decision, but a final check should still confirm the part number, dimensions, load, speed, seal, clearance, precision, application, and order quantity.

What should I send if I need help after reading this guide?

Send the bearing number, measured size, photos if available, application, quantity, and any special operating conditions. That gives the team enough context to recommend the right product family or quote route.

Need help checking fit, price, or lead time? Request a bearing quote

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