ball screws BST Type Precision Bearings

Name: ball screws BST Type Precision Bearings
Brand: SNR
Price: Negotiable

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Product Details

Brand Name:	SNR	Model Number:	7217.C.G1.UJ74	Outside Diameter:	,
Bore Size:	,

Product Description

ball screws BST Type Precision Bearings

SNR 7217.C.G1.UJ74 Super Precision Bearings Technology

d	85 mm
D	150 mm
B	28 mm
d1	107.2 mm
D1	128.1 mm
D2	140.2 mm
a	30 mm
Contact angle α	15 °
rs min	2 mm
r1s min	1 mm
f0	14.7
Precision class	P4
Mass	1.81 kg
Brand	SNR
Dynamic load, C	106 kN
Static load, C0	90.7 kN
Fatigue limit load, Cu	4.45 kN
Nlim (oil)	14,000 rpm
Nlim (grease)	8,900 rpm
Axial displacement K Factor	1.09
Preload level	7
Preload value	0.66 kN
Axial rigidity	120 N/µm
Radial rigidity	682 N/µm
Min operating temperature, Tmin	-30 °C
Max operating temperature, Tmax	120 °C
Characteristic cage frequency, FTF	0.42 Hz
Characteristic rolling element frequency, BSF	5.53 Hz
Characteristic outer ring frequency, BPF0	6.23 Hz
Characteristic inner ring frequency, BPFI	8.77 Hz
da min	95 mm
db min	95 mm
Da max	140 mm
Db max	140 mm
r1a max	1 mm
ra max	2 mm
D6	110.3 mm

Hmg Industriebedarf GmbH

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Beijing Titanhorse Industry & Trading Co., Ltd.: Contact nameWendy Dong; Phone86-10-63870478; AddressRoom 5033, No. 9 Building, No. 16, Fengguan Road

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ball screws BST Type Precision Bearings

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