45TAC 75B Bearings for Supporting Ball Screws 45*75*15mm
Inner Diameter: 45mm
Outer Diameter: 75mm
Width: 15mm
Weight: 0.27kg
Cage: Molded polyamide
Material: Chrome steel
Limit Speed (Oil): 4300 RPM
Limit Speed (Grease): 3200 RPM
Interchange Numbers: 45TAC75B, 45 TAC 75B, BSB4575SU, BSD4575G, BSB045075T, BSD4575
45TAC 75B Bearings Datasheet:
45TAC 75B bearings belong to angular contact thrust ball bearings.
For this bearing model,
Inner Diameter: 45mm
Outer Diameter: 75mm
Width: 15mm
Weight: 0.27kg
Cage: Molded polyamide
Material: Chrome steel
Contact Angle: 60 degree
Limit Speed (Oil): 4300 RPM
Limit Speed (Grease): 3200 RPM
Category: Angular contact thrust ball bearing, ball screw support bearing
Interchange Numbers: 45TAC75B, 45 TAC 75B, BSB4575SU, BSD4575G, BSB045075T, BSD4575, etc
Ball Screw Support Bearings Size Chart:
| Our Code | FAG Code | SKF Code | NSK Code | NTN Code |
| BS4575TN | BSB045075T | BSD4575 | 45TAC 75B | BST45X 75-1B |
| BS45100TN | BSD45100 | 45TAC 100B | BST45X 100-1B | |
| BS50100TN | BSB050100T | 50TAC 100B | BST50X 100-1B | |
| BS5590TN | BSB055090T | |||
| BS55100TN | BSB055100T | 55TAC 100B | BST55X 100-1B | |
| BS55120TN | BSB055120T | 55TAC 120B | BST55X 120-1B | |
| BS60120TN | BSB060120T | 60TAC 120B | BST60X 120-1B | |
| 760202TN | 7602015TVP | BSA202 | 15TAC02AT85 | |
| 760203TN | 7602017TVP | BSA203 | ||
| 760204TN | 7602020TVP | BSA204 | 20TAC02AT85 | |
| 760205TN | 7602025TVP | BSA205 | 25TAC02AT85 | |
| 760206TN | 7602030TVP | BSA206 | ||
| 760207TN | 7602035TVP | BSA207 | ||
| 760208TN | 7602040TVP | BSA208 | ||
| 760209TN | 7602045TVP | |||
| 760210TN | 7602050TVP | |||
| 760304TN | 7603020TVP | |||
| 760305TN | 7603025TVP | BSA305 | ||
| 760306TN | 7603030TVP | BSA306 | ||
| 760307TN | 7603035TVP | BSA307 |
Features:
1. Bearing 45 TAC 75B belong to precision ball bearing, and precision is P4 level, equals to ABEC7.
2. They are usually used in combinations of more than 2 bearings and with a preload.
3. Bearing contact angle is 60 degrees.
4. A tolerance of h5 is recommended for shafts and H6 for housing bores.
Questions that help when 45TAC and 15MM is on the shortlist
When is 45TAC and 15MM worth comparing against nearby angular contact ball bearings options?
Comparison helps when dimensional fit is only part of the decision and load direction, sealing, clearance, speed, temperature, or repeat-order stability still need to be confirmed. Reviewing one or two nearby options early usually reduces sourcing mistakes later.
What details usually matter before approving 45TAC and 15MM for repeat supply?
Buyers normally confirm the part reference, main dimensions, application, speed range, operating environment, sealing needs, and any packaging or marking requirements. That gives the supplier a cleaner basis for confirming availability and suitable alternatives.
Which next step usually helps after 45TAC and 15MM is shortlisted?
A quick review of Angular Contact Ball Bearings, one more commercial destination, and one practical guide usually saves time. That combination helps separate simple replacement orders from jobs that still need fit or application review.
Why keep a supporting guide linked beside 45TAC and 15MM?
Because it makes later decisions faster. When sizing notes, application cues, and nearby options stay close to the product, engineering, purchasing, and maintenance teams can revisit the same logic without starting the review from zero.
Shipping Method:
1. Sea shipping for mass cargos (GW > 500KGS)
2. Air shipping (GW between 100KGS – 500 KGS)
3. Express, such as DHL, TNT, Fedex, UPS for small cargos ( GW < 100KGS)
4. If you have shipping agent in China, we can send goods to your shipping agent's warehouse
Payment Terms:
We accept T/T, W/U, PAYPAL, L/C etc
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