Angular contact ball bearing ZKLN2052-2RS

Designation	Dimension	Remark
d	20.00 mm	shaft diameter (tolerance: 0 / -0.005 mm)
D	52.00 mm	outer diameter (tolerance: 0 / -0.010 mm)
B	28.00 mm	width (tolerance: -0.25 mm)
r_min.	0.30 mm	min. edge distance
r_{1 min.}	0.60 mm	min. edge distance
d₁	34.50 mm	Bore diameter Inner ring
D_{a max.}	43.00 mm	Maximum diameter of housing
d_{a min.}	25.00 mm	Minimum diameter shaft shoulder

Designation	Dimension	Remark
C_a	28,500 N	dynamic load rating, axial
C_0a	47,000 N	static load rating, axial
C_ua	2,750 N	fatigue limit load, axial
n_{G Fett}	6,600 min^-1	Limiting speed with greasing
n_Gϑ	3,000 min^-1	Thermally permissible speed
	2 µm	Axial runout (inner ring)
M_m	0.273 kg * cm²	Mass moment of inertia
M_R	0.300 Nm	Bearing friction torque
C_kL	140 Nm/mrad	Tilting stiffness
C_aL	650 N/µm	Axial stiffness
	0.310 kg	Weight

Designation	Dimension								Performance data
	d	D	B	d₁	r_min.	r_{1 min.}	D_{a max.}	d_{a min.}	C_a	C_0a	C_ua	n_GF	n_Gϑ
	mm	mm	mm	mm	mm	mm	mm	mm	N	N	N	min^-1	min^-1
ZKLN0624-2RS	_0.002 6.00 ^-0.003	24.00 ^-0.010	15.00 ^-0.250	14.00	0.30	0.60	19.00	9.00	7,600	8,500	500	16,400	6,800
ZKLN0832-2RS	₀ 8.00 ^-0.005	32.00 ^-0.010	20.00 ^-0.250	19.00	0.30	0.60	26.00	11.00	13,800	16,300	960	12,100	5,100
ZKLN1034-2RS	₀ 10.00 ^-0.005	34.00 ^-0.010	20.00 ^-0.250	21.00	0.30	0.60	28.00	14.00	14,700	18,800	1,110	10,900	4,600
ZKLN1242-2RS	₀ 12.00 ^-0.005	42.00 ^-0.010	25.00 ^-0.250	25.00	0.30	0.60	33.00	16.00	18,600	24,700	1,460	9,200	3,800
ZKLN1545-2RS	₀ 15.00 ^-0.005	45.00 ^-0.010	25.00 ^-0.250	28.00	0.30	0.60	35.00	20.00	19,600	28,000	1,650	8,200	3,500
ZKLN1747-2RS	₀ 17.00 ^-0.005	47.00 ^-0.010	25.00 ^-0.250	30.00	0.30	0.60	37.00	23.00	20,700	31,000	1,840	7,600	3,300
ZKLN2052-2RS	₀ 20.00 ^-0.005	52.00 ^-0.010	28.00 ^-0.250	34.50	0.30	0.60	43.00	25.00	28,500	47,000	2,750	6,600	3,000
ZKLN2557-2RS	₀ 25.00 ^-0.005	57.00 ^-0.010	28.00 ^-0.250	40.50	0.30	0.60	48.00	32.00	30,500	55,000	3,250	5,700	2,600
ZKLN3062-2RS	₀ 30.00 ^-0.005	62.00 ^-0.010	28.00 ^-0.250	45.50	0.30	0.60	53.00	40.00	32,000	64,000	3,750	5,000	2,200
ZKLN3072-2RS	₀ 30.00 ^-0.005	72.00 ^-0.010	38.00 ^-0.250	51.00	0.30	0.60	64.00	47.00	65,000	108,000	6,400	4,500	2,100
ZKLN3572-2RS	₀ 35.00 ^-0.005	72.00 ^-0.010	34.00 ^-0.250	52.00	0.30	0.60	62.00	45.00	45,000	89,000	5,200	4,400	2,000
ZKLN4075-2RS	₀ 40.00 ^-0.005	75.00 ^-0.010	34.00 ^-0.250	58.00	0.30	0.60	67.00	50.00	47,500	101,000	6,000	4,000	1,800
ZKLN4090-2RS	₀ 40.00 ^-0.005	90.00 ^-0.010	46.00 ^-0.250	65.00	0.60	0.60	80.00	56.00	79,000	149,000	8,800	3,500	1,600
ZKLN50110-2RS	₀ 50.00 ^-0.005	110.00 ^-0.010	54.00 ^-0.250	80.00	0.60	0.60	98.00	63.00	125,000	250,000	14,800	2,900	1,200
ZKLN5090-2RS	₀ 50.00 ^-0.005	90.00 ^-0.010	34.00 ^-0.250	72.00	0.30	0.60	82.00	63.00	51,000	126,000	7,400	3,200	1,500

Designation	Dimension								Performance data
	d	D	B	d₁	r_min.	r_{1 min.}	D_{a max.}	d_{a min.}	C_a	C_0a	C_ua	n_GF	n_Gϑ
	mm	mm	mm	mm	mm	mm	mm	mm	N	N	N	min^-1	min^-1
ZKLN2052-2Z	₀ 20.00 ^-0.005	52.00 ^-0.010	28.00 ^-0.250	34.50	0.30	0.60	43.00	25.00	28,500	47,000	2,750	8,700	5,400
ZKLN2052-2RS	₀ 20.00 ^-0.005	52.00 ^-0.010	28.00 ^-0.250	34.50	0.30	0.60	43.00	25.00	28,500	47,000	2,750	6,600	3,000
ZKLN2052-2RS-PE	₀ 20.00 ^-0.010	52.00 ^-0.013	28.00 ^-0.250	34.50	0.30	0.60	43.00	25.00	26,000	47,000	2,070	6,600	3,000
ZKLN2052-2RS-2AP	₀ 20.00 ^-0.005	52.00 ^-0.010	56.00 ^-0.500	34.50	0.30	0.60	43.00	25.00	46,000	94,000	5,500	6,600	3,000

Type	Designation	Brand	Full designation
AM20	Precision locknut for axial clamping	HFH	Precision locknut for axial clamping AM20
ZM20	Precision locknut for radial clamping	HFH	Precision locknut for radial clamping ZM20

Name	Brand	Webshop	Notice
ZKLN2052-2RS	HFH		Premium quality, house brand

Properties	Suffix	Description
Sealing	2RS	Double side lip seal

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