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71801 ACD/P4DBB Super Precision Single Row Angular Contact Ball Bearing with P4 Precision Grade High Static Load Capacity 12 mm Bore Diameter

Name: 71801 ACD/P4DBB Super Precision Single Row Angular Contact Ball Bearing with P4 Precision Grade High Static Load Capacity 12 mm Bore Diameter
Brand: Beining Intelligent Technology (Zhejiang) Co., Ltd
SKU: 71801 ACD/P4DBB
Price: Negotiable USD
Availability: InStock

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 71801 ACD/P4DBB

Payment & Shipping Terms

Minimum Order Quantity: 1000

Price: Please contact us,thanks

Packaging Details: plastic bag,box,carton,pallet

Delivery Time: 2-3 weeks

Payment Terms: L/C,T/T

Supply Ability: 200000pcs per month

Get Best Price

Product Details

Product Description

Highlight: 
                                                                                                                                                                                                                                                                                    Super Precision Angular Contact Ball Bearing, Single Row Ball Bearing 7801, ACD/P4DBB Precision Ball Bearing
                      

Part Number:	71801 ACD/P4DBB Angular Contact Ball Bearing	Structure:	Angular Contact
Seals Type:	Open (2RZ Available)	Ring Type:	One-piece Inner And Outer Rings
Lubrication:	Grease,Oil	Replaceable With:	SKF, NSK
Coating:	Without	Sealing:	Without
Design:	High-capacity D	Contact Type:	Normal Contact (two-point Contact)

Part Number:	71801 ACD/P4DBB Angular Contact Ball Bearing
Structure:	Angular Contact
Seals Type:	Open (2RZ Available)
Ring Type:	One-piece Inner And Outer Rings
Lubrication:	Grease,Oil
Replaceable With:	SKF, NSK
Coating:	Without
Sealing:	Without
Design:	High-capacity D
Contact Type:	Normal Contact (two-point Contact)

71801 ACD/P4DBB Super Precision Single Row Angular Contact Ball Bearing with P4 Precision Grade High Static Load Capacity 12 mm Bore Diameter

71801 ACD/P4DBB Super Precision Single Row Angular Contact Ball Bearing 7801

Product Overview

71801 ACD/P4DBB is a matched set of two super-precision, high-capacity, single row angular contact ball bearings measuring 12×21×10 mm. Featuring P4 precision grade and high static load capacity, this bearing delivers superior performance and reliability for applications requiring high rotational accuracy and stability.

Technical Specifications

Part Number	71801 ACD/P4DBB
Bearing Type	Angular Contact
Measurement Unit	Metric
Inner Bore Diameter (d)	12 mm
Inner Bore Diameter Tolerance	-0.004mm to 0
Outer Bore Diameter (D)	21 mm
Outer Bore Diameter Tolerance	-0.004mm to 0
Width (B)	10 mm (2×5mm)
Width Tolerance	-0.2mm to 0
Contact Angle	25° (15°, 40° Available)
Material	Chrome Steel
Cage Material	Phenolic
Number of Rows	2 (2×Single Row)
Seal Type	Open
Temperature Range	-30°C to 150°C
Lubrication	Grease or Oil
Tolerance Class	P4 (ABEC-7)
Weight	0.012 kg
Matched Arrangement	DB Back-to-back <> 2 bearings
Universal Matching Bearing	No
Preload	L/Light/Class B

Load and Speed Ratings

Dynamic Radial Load	3190 N
Static Radial Load	2240 N
Reference Speed For Grease (r/min)	63,000 rpm
Limiting Speed For Oil (r/min)	95,000 rpm

Performance Features

Very tight tolerances suitable for precise machinery
Ability to handle both radial and axial loads simultaneously
High-speed operation with stability
Low torque and friction for energy efficiency
Enhanced rigidity for accuracy under heavy loads
Durability with extended service life
Effective performance across a wide temperature range

Applications

The 71801 ACD/P4DBB bearing is widely utilized across various industries including:

Textile machinery
Mechanical processing equipment (Roots pumps, beverage production lines)
Food processing squeezer machines
Transportation equipment
Material handling machinery
Transmissions in automobiles
Hoists in mining and construction
Machine tool spindles
Heavy-duty mining equipment
Toy manufacturing
Excavators

Certification & Services

CERTIFICATE	RoHS & REACH, IATF16949:2016
Feature	High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity
Service	OEM&ODM Customized Services
Samples	Please Contact Us
Service	Online Support, Professional Service
Size	Standard, For custom sizes, please contact us
Factory Manufacturer	Yes

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