(dimensions in inches)

Bearing Type - Open

Bore Dia (d) - 1.1250

Outer Dia (D) - 2.1250

Width (B) - 0.3750

Radius (min) (rs) - 0.031

Dynamic Load Rating (Cr) - 3,492

Static Load Rating (Cor) - 1,817

Ball Qty - 11

Ball Dia (Dw) - 0.2813

Weight (g) - 91.00

Precision - A1

Standard Clearance - C0

Material - 52100 Chrome steel (or equivalent)

Also available in Stainless Steel, add prefix "S"

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

• Model Number: R18
• Inner Diameter：28,575mm Outer Diameter：53,975mm Width：9,525mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-09
• Application:generator,Control,journal lathe,power tools,electric pump,medical equipment,agricultural testing and analysis equipment and related,Broadcasting System,cleaners,luminescent reagent,leather processing
• Similar models:KOYO UC206-18 CRAFT 618/7-2RS CRAFT 61820 NKE 618/560-MA SKF 61803-2Z FAG 61810-Y ISB 61815-2RZ Fersa F18039 FAG 61800 ISO 61828-2RS
• BEARING POWER International Trading Co.,Ltd. specialize in R18 products，there is large inventory of AST R18 . We has been built up long-term cooperation with AST company, could make a bulk order of the R18 Which AST R18 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  1307 KTN9+H307	30	80	21	ISB	Self-Aligning Ball Bearings
  140RU93	140	271		Timken	Cylindrical Roller Bearings
  240/710-MB-W33	710	1030	315	NKE	Spherical Roller Bearings
  AST090 27080	270	275		AST	Plain Bearings
  6206-2Z	30	62	16	FAG	Deep Groove Ball Bearings
  627	7,000	22,000	7,000	NTN-SNR	Deep Groove Ball Bearings
  634-Z	4	16	5	NKE	Deep Groove Ball Bearings
  EXFLE211	55			SNR	Bearing Units
  L68149/11	35	59,975	15,875	PFI	Tapered Roller Bearings
  NA 4924	120	165	45	NBS	Needle Roller Bearings
  NJ10/710	710	1030	140	ISO	Cylindrical Roller Bearings
  NNC4860 V	300	380	80	ISO	Cylindrical Roller Bearings
  NU2348 E	240	500	155	CX	Cylindrical Roller Bearings
  RNA69/32R	40	52	36	NTN	Needle Roller Bearings
  HYDNUT90-INCH			40	FAG	HYDRAULIC NUTS
  W6004	20	42	12	SKF	DEEP GROOVE BALL BEARINGS
  BU1315L	75	160	37	Hyatt	CYLINDRICAL ROLLER BEARINGS
  6013RSNR	65	100	18	SKF	DEEP GROOVE BALL BEARINGS
  RT-32			.3750	CONSOLIDATED	THRUST ROLLER BEARINGS
  94228	.6250	1.1250	1.7500	CONSOLIDATED	JOURNAL ROLLER ASSEMBLIES