AST SR1-4ZZ bearing,SR1-4ZZ Deep Groove Ball Bearings--BEARINGPOWER Co.,Ltd.
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(dimensions in inches)

Bearing Type - Shielded

Bore Dia (d) - 0.0781

Outer Dia (D) - 0.2500

Width (B) - 0.1406

Radius (min) (rs) - 0.004

Dynamic Load Rating (Cr) - 54

Static Load Rating (Cor) - 17

Max Speed (Grease) (X1000 RPM) - 67

Max Speed (Oil) (X1000 RPM) - 80

Max. Shaft Shoulder Dia. Inner (Ui) - 0.2

Min. Housing Shoulder Dia., Outer (Uo) - 0.226

Ball Qty - 7

Ball Dia (Dw) - 0.0394

Weight (g) - 0.53

Precision - A1

Standard Clearance - K25

Material - Martensitic Stainless Steel

Also available in 52100 Chrome Steel

ABEC Grades 1, 3, 5, 7, and 9 are available.

Two metal shields = (ZZ), also available with a single metal shield = (Z).

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Hot number:NACHI 29296E NACHI 6917Z SKF 71948 ACD/P4AL CX HK324218 Fersa L910349/L910310 Samick LMK6L NKE N238-E-M6 ISO NJ304 ISB NNU 4868 W33 NTN NU29/630 SNR R150.16 KOYO UCP201-8 SKF SN520 Torrington NTHA-2448 RHP MJ-33/4 NSK 38BWD12 CX 71803 CTBP4 AST 51111 NKE 61804 NSK HJ-303920 + IR-253020 JNS NA 6911 FAG NU2276-E-TB-M1 ISO NUP3248 NSK R 3 FAG 6019 Bower MA5214EL SKF (Old No.) NNA6910 SKF NKI20/16 SKF 71900CDP4GA SKF N340