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625ZZ Deep Groove Ball Bearings, Chrome Steel Z3V3 ABEC-5 Double Metal Shielded Bearing 5mm x 16mm x 5mm for Electronic Motors

Categories	Electric Motor Bearing
Brand Name:	BUGAO
Model Number:	625-ZZ
Certification:	ISO9001:2015
Place of Origin:	NINGBO, CHINA
MOQ:	Negociatable
Price:	Negociatable
Payment Terms:	L/C, T/T, Western Union, Paypal
Supply Ability:	3000000/MONTH
Delivery Time:	3-7DAYS
Packaging Details:	Tube, carton, box, pallet
Material:	Bearing Steel/Stainless Steel/Ceramic
Vibration Level:	V1 V2 V3 V4
Noise Level:	Z1 Z2 Z3 Z4
Precision:	P0 P6 P5 P4
Separated:	Unseparated
Aligning:	Non-aligning
Rows Number:	Single Row
Lubrication:	Grease or Oil
Certificate:	ISO9001:2015
Samples:	Avaialbe
Load Direction:	Radial Direction
MOQ:	Depends on Models

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Ningbo Kent Bearing Co., Ltd

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‌625-ZZ Deep Groove Ball Bearing Technical Documentation‌

‌Model‌	‌d (mm)‌	‌D (mm)‌	‌B (mm)‌	‌Cr (kN)‌	‌Cor (kN)‌	‌Speed (rpm)‌
623-ZZ	3	10	4	0.65	0.23	48,000
624-ZZ	4	13	5	1.3	0.485	44,000
625-ZZ	5	16	5	1.8	0.68	38,000
626-ZZ	6	19	6	2.3	0.92	32,000
627-ZZ	7	22	7	3.1	1.4	28,000
628-ZZ	8	24	8	3.9	1.8	24,000
629-ZZ	9	26	8	4.7	2.3	20,000

‌Load Ratings‌:
- Dynamic (Cr): 1.3 kN (133 kgf)
- Static (Cor): 0.485 kN (49 kgf)
‌Speed Limits‌:
- Grease Lubrication: 44,000 rpm
- Oil Lubrication: 54,000 rpm
‌Sealing‌: Double-sided steel shields (ZZ) with NBR rubber gaskets
‌Material‌: Chrome steel (AISI 52100), Rockwell hardness 61-65 HRC

‌Low Torque Design‌: Optimized internal geometry reduces friction coefficient to 0.001-0.002
.
‌Precision Tolerance‌: Bore diameter controlled within ±0.8μm for high-precision applications
.
‌Environmental Resistance‌: Operating temperature range: -30°C to +120°C

‌Industrial Equipment‌: Small motors, pumps, and conveyor systems.
‌Automotive Components‌: Alternators, HVAC fans, and wheel hubs.
‌Precision Devices‌: Office automation (printers, scanners) and medical instruments.

Note: Speed limits are for grease lubrication; oil lubrication increases limits by 30-40%.

Product Tags:

625ZZ deep groove ball bearings

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