Stainless Steel Sealed Watertight Bearing Manufacturer 6.35*15.875*4.978mm Sfr4-2RS Stainless Steel Miniature Ball Bearing with Flange

• Precision Rating: ABEC-1, ABEC-3, ABEC-5
• Cage: Steel Cage
• Application: Home Appliance, Machinery, Instrument
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: SFR4-2RS
• Certificate: ISO 9001:2015, Reach and RoHS
• Transport Package: Cartons
• Specification: 6.35*15.875*4.978
• Trademark: RUNSTAR
• Origin: Fujian, China
• HS Code: 8482102000
• Production Capacity: 100000 Piece/Pieces Per Month
• Package Size: 32.00cm * 20.00cm * 20.00cm
• Package Gross Weight: 23.000kg

Product Description

 

PRODUCTS CATALOGUE

 

we manufacture inch series of  flanged miniature ball bearing for industries,as well as metric sieries, extended inner ring bearing is hot bearing in our factory.

	Bore Diameter (d)	Outer Diameter (D)	Flange	Width		Flange Width(c)
Type			Outer Diameter	(b)
			(D1)	open	zz	open	zz
FR1-4zzs	1.984	6.35	7.518	2.38	3.571	0.584	0.787
FR133zz	2.38	4.762	5.944	1.588	2.38	0.457	0.787
FR1-5zzs		7.938	9.119	2.779	3.571	0.584	0.787
FR144zzs		6.35	7.518	2.38	2.779	0.584	0.787
FR2-5zz	3.175	7.938	9.119	2.779	3.571	0.584	0.787
FR2-6zzs		9.525	10.719	2.779	3.571	0.584	0.787
FR2zz		9.525	11.176	3.967	3.967	0.762	0.762
FE155zzs	3.967	7.938	9.119	2.779	3.175	0.584	0.914
FR156zzs	4.762	7.938	9.119	2.779	3.175	0.584	0.914
FR166zz		9.525	10.719	3.175	3.175	0.584	0.787
FR3zz		12.7	14.351	4.978	4.978	1.067	1.067
FR168zzs	6.35	9.525	10.719	3.175	3.175	0.584	0.914

 

 

PART NUMBER	SEAL TYPE	Bore diameter(d)	Outer diameter(D)	Width(B)	BALL SIZE(mm)	BALL QTY	weight(g)
R09	open	1/25"(1.016mm)	1/8"(3.175mm)	3/64"(1.191mm)	0.635	6	0.05
R0	open	3/64"(1.191mm)	5/32"(3.969mm)	0.0625"(1.588mm)	0.6	7	0.1
R0ZZ	Shields	3/64"(1.191mm)	5/32"(3.969mm	3/32"(2.381mm	0.6	7	0.15
R1	open	1/18"(1.411mm	3/16"(4.763mm	0.0781"(1.984mm	1	6	0.15
R1ZZ	Shields	1/18"(1.411mm	3/16"(4.763mm	0.1094"(2.779mm	1	6	0.19
R1-4	open	5/64"(1.984mm	1/4"(6.35mm	3/32"(2.381mm	1	7	0.4
R1-4ZZ	Shields	5/64"(1.984mm	1/4"(6.35mm	0.1406"(3.571mm	1	7	0.53
R1-4 2RS	Rubber seal	5/64"(1.984mm	1/4"(6.35mm	0.1406"(3.571mm	1	7	0.53
R1-5	open	3/32"(2.381mm	5/16"(7.938mm	0.1094"(2.779mm	1.588	6	0.6
R1-5ZZ	Shields	3/32"(2.381mm	5/16"(7.938mm	0.1406"(3.571mm	1.588	6	1.15
R1-5 2RS	Rubber seal	3/32"(2.381mm	5/16"(7.938mm	0.1406"(3.571mm	1.588	6	1.15
R133	open	3/32"(2.381mm	3/16"(4.762mm	0.0625"(1.588mm	0.8	7	0.1
R133ZZ	Shields	3/32"(2.381mm	3/16"(4.762mm	3/32"(2.381mm	0.8	7	0.15
R133-2RS	Rubber seal	3/32"(2.381mm	3/16"(4.762mm	3/32"(2.381mm	0.8	7	0.15
R144	open	1/8"(3.175mm	1/4"(6.35mm	3/32"(2.381mm	1	7	0.27
R144ZZ	Shields	1/8"(3.175mm	1/4"(6.35mm	0.1094"(2.779mm	1	7	0.4
R144-2RS	Rubber seal	1/8"(3.175mm	1/4"(6.35mm	0.1094"(2.779mm	1	7	0.4
R2	open	1/8"(3.175mm	3/8"(9.525mm	5/32"(3.967mm	1.588	7	1.04
R2ZZ	Shields	1/8"(3.175mm	3/8"(9.525mm	5/32"(3.967mm	1.588	7	1.37
R2-2RS	Rubber seal	1/8"(3.175mm	3/8"(9.525mm	5/32"(3.967mm	1.588	7	1.37
R2-5	open	1/8"(3.175mm	5/16"(7.938mm	0.1094"(2.779mm	1.588	6	0.5
R2-5ZZ	Shields	1/8"(3.175mm	5/16"(7.938mm	0.1406"(3.571mm	1.588	6	0.74
R2-5-2RS	Rubber seal	1/8"(3.175mm	5/16"(7.938mm	0.1406"(3.571mm	1.588	6	0.74
R2-6	open	1/8"(3.175mm	3/8"(9.525mm	0.1094"(2.779mm	1.588	7	0.96
R2-6ZZ	Shields	1/8"(3.175mm	3/8"(9.525mm	0.1406"(3.571mm	1.588	7	1.23
R2-6-2RS	Rubber seal	1/8"(3.175mm	3/8"(9.525mm	0.1406"(3.571mm	1.588	7	1.23
R2A	open	1/8"(3.175mm	1/2"(12.7mm	0.1719"(4.366mm	1.588	7	3.3
R2AZZ	Shields	1/8"(3.175mm	1/2"(12.7mm	0.1719"(4.366mm	1.588	7	1.23
R2A-2RS	Rubber seal	1/8"(3.175mm	1/2"(12.7mm	0.1719"(4.366mm	1.588	7	1.23
R155	open	5/32"(3.969mm	5/16"(7.938mm	0.1094"(2.779mm	1	10	0.51
R155ZZ	Shields	5/32"(3.969mm	5/16"(7.938mm	1/8"(3.175mm	1	10	0.61
R155-2RS	Rubber seal	5/32"(3.969mm	5/16"(7.938mm	1/8"(3.175mm	1	10	0.61
R156	open	3/16"(4.762mm	5/16"(7.938mm	0.1094"(2.779mm	1	10	0.4
R156ZZ	Shields	3/16"(4.762mm	5/16"(7.938mm	1/8"(3.175mm	1	10
R156-2RS	Rubber seal	3/16"(4.762mm	5/16"(7.938mm	1/8"(3.175mm	1	10
R166	open	3/16"(4.762mm	3/8"(9.525mm	1/8"(3.175mm	1.588	8	0.81
R166ZZ	Shields	3/16"(4.762mm	3/8"(9.525mm	1/8"(3.175mm	1.588	8	0.85
R166-2RS	Rubber seal	3/16"(4.762mm	3/8"(9.525mm	1/8"(3.175mm	1.588	8	0.85
R3	open	3/16"(4.762mm	1/2"(12.7mm	5/32"(3.967mm	2.381	7	2.21
R3ZZ	Shields	3/16"(4.762mm	1/2"(12.7mm	0.1960"(4.978mm	2.381	7
R3-2RS	Rubber seal	3/16"(4.762mm	1/2"(12.7mm	0.1960"(4.978mm	2.381	7
R3A	open	3/16"(4.762mm	5/8"(15.875	0.1960"(4.978mm	2.381	8	5.08
R3AZZ	Shields	3/16"(4.762mm	5/8"(15.875	0.1960"(4.978mm	2.381	8	5.08
R3A-2RS	Rubber seal	3/16"(4.762mm	5/8"(15.875	0.1960"(4.978mm	2.381	8	5.08
R168	open	1/4"(6.35mm	3/8"(9.525mm	1/8"(3.175mm	1	11	0.57
R168ZZ	Shields	1/4"(6.35mm	3/8"(9.525mm	1/8"(3.175mm	1	11	0.6
R168-2RS	Rubber seal	1/4"(6.35mm	3/8"(9.525mm	1/8"(3.175mm	1	11	0.6
R188	open	1/4"(6.35mm	1/2"(12.7mm	1/8"(3.175mm	2	8	1.6
R188ZZ	Shields	1/4"(6.35mm	1/2"(12.7mm	3/16"(4.762mm	2	8	2.32
R188-2RS	Rubber seal	1/4"(6.35mm	1/2"(12.7mm	3/16"(4.762mm	2	8	2.32
R4	open	1/4"(6.35mm	5/8"(15.875	0.1960"(4.978mm	2.381	8	4.46
R4ZZ	Shields	1/4"(6.35mm	5/8"(15.875	0.1960"(4.978mm	2.381	8	4.54
R4-2RS	Rubber seal	1/4"(6.35mm	5/8"(15.875	0.1960"(4.978mm	2.381	8	4.54
R4A	open	1/4"(6.35mm	3/4"(19.05mm	0.2188"(5.558	3.5	6	7.48
R4AZZ	Shields	1/4"(6.35mm	3/4"(19.05mm	0.2188"(5.558	3.5	6	10
R4A-2RS	Rubber seal	1/4"(6.35mm	3/4"(19.05mm	0.2188"(5.558	3.5	6	10
R1810	open	5/16"(7.938mm	1/2"(12.7mm	5/32"(3.967mm	1.2	12	1.39
R1810ZZ	Shields	5/16"(7.938mm	1/2"(12.7mm	5/32"(3.967mm	1.2	12	1.57
R1810-2RS	Rubber seal	5/16"(7.938mm	1/2"(12.7mm	5/32"(3.967mm	1.2	12	1.57
R6	open	3/8"(9.525mm	7/8"(22.225	0.2188"(5.558	3.97	7	9.02
R6ZZ	Shields	3/8"(9.525mm	7/8"(22.225	0.2812"(7.142mm	3.97	7	11.7
R6-2RS	Rubber seal	3/8"(9.525mm	7/8"(22.225	0.2812"(7.142mm	3.97	7	11.7
R8	open	1/2"(12.7mm	1 1/8"(34.925mm	1/4"(6.35mm	4.762	8	11.6
R8ZZ	Shields	1/2"(12.7mm	1 1/8"(34.925mm	5/16"(7.938mm	4.762	8	24.1
R8-2RS	Rubber seal	1/2"(12.7mm	1 1/8"(34.925mm	5/16"(7.938mm	4.762	8	24.1

 

 

 

 

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