Precision Ball Bearings

3MM9121WI bearing | Spindle Angular Contact Ball Bearings (9300WI, 9100WI, 200WI, 300WI)

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Price：	enquiry
Model Number：	3MM9121WI
Weight：	2.00 mm0.079 in
Radius Rs min：	2.00 mm0.079 in
Outside Ring Width B：	14200 rpm
Outside Diameter D：	7100 rpm
Features：	16.668750 mm21/32 in

d - Bore	105.00 mm4.1339 in
D - Outer Diameter	160.00 mm6.2992 in
Bearing Width	26.00 mm1.0236 in
Contact Angle	25 º
do - Ball Diameter	16.668750 mm21/32 in
C0 - Static Radial Rating	84500 N19000 lbf
Ce - Dynamic Radial Rating¹	92100 N20700 lbf
Limiting Speed (Grease)	7100 rpm
Limiting Speed (Oil)	14200 rpm
Ball Type	STEEL
Cage Type	CR - Phenolic Outer Land Riding Cage
Bearing Weight	1.617 Kg3.57 lb
Design Units	METRIC
Precision Class	ISO P4S (ABEC 7/9)
Alternate Part Name	3MM9121WICRDUH 3MM9121WICRDUL 3MM9121WICRDUM 3MM9121WICRDUX 3MM9121WICRQUH 3MM9121WICRQUL 3MM9121WICRQUM 3MM9121WICRQUX 3MM9121WICRSUH 3MM9121WICRSUL 3MM9121WICRSUM 3MM9121WICRSUX 3MM9121WICRTUH 3MM91
R - Inner Ring "To Clear" Radius²	2.00 mm0.079 in
r - Outer Ring "To Clear" Radius³	2.00 mm0.079 in
da - Inner Ring Backing Diameter	115.700 mm4.560 in
Da - Outer Ring Backing Diameter	150.0 mm5.910 in

No.	Weight	Radius Rs min	Outside Ring Width B	Outside Diameter D	Features	Cr - Dynamic Load Rating
BK 10	BK 10	-	-	-	-	-
WJ-182416	WJ-182416	16000	28.575	38.100	9.1	57.80
SYR-2.3/4-3	31.75000	950	0.79375	4.003	57.8269	44.482
95045	241.3000	273.050	95045	R	HDS2	15.880
46324AS	100	120	2.5	46324AS	200	125
24136KEJW33	1.85	2.82	1.9	24136KCJW33	950	870
23934AXK	170	2.0	5.58	2700	2100	230
6213/ZZ/C3	0.99 Kg	1.500 mm	23.000 mm	120.000 mm	8600 rpm	6000 rpm
6206ZZ	30	1.0	6206ZZ	11000	62	0.8
RNA5926	1.50	RNA5926	3.2100	2700	1800	180

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