d - 17 mm

D - 47 mm

B - 14 mm

d₁ - - 26.52 mm

D₂ - - 39.58 mm

D₃ - 44.6 mm

D₄ - 52.7 mm

b - 1.35 mm

C - 2.46 mm

f - 1.12 mm

r₀ - 0.4 mm

r_1,2 - min. - 1 mm

d_a - min. - 22.6 mm

D_a - max. - 41.4 mm

D_b - min. - 54 mm

b_a - min. - 1.5 mm

C_a - max. - 3.58 mm

r_a - max. - 1 mm

Basic dynamic load rating - C - 14.3 kN

Basic static load rating - C₀ - 6.6 kN

Fatigue load limit - P_u - 0.275 kN

Reference speed - 34000 r/min

Limiting speed - 22000 r/min

Calculation factor - k_r - 0.03

Calculation factor - f₀ - 12

Mass bearing - 0.12 kg

Snap ring - SP 47

• Model Number: 6303 NR
• Inner Diameter：47mm Outer Diameter：17mm Width：14mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-15
• Application:Handling machinery and various industrial machinery,Control,roller lathe,Reflective Materials Industrial fabrics,machine tool spindle,natural instruments,gantry processing,enzyme,building decoration raw materials and accessories,drawing die,lifting upgrade
• Similar models:NKE 6303-Z ISB SS6303-ZZ CYSD W6303 KBC 6303DDh SKF 6303/HR22T2 SKF 6303-RSL NTN 6303LLB ZEN 6303 KBC 6303ZZ NACHI 6303NR
• BEARING POWER International Trading Co.,Ltd. specialize in 6303NR products，there is large inventory of SKF 6303 NR . We has been built up long-term cooperation with SKF company, could make a bulk order of the 6303 NR Which SKF 6303NR 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
  16030	150	225	24	SIGMA	Deep Groove Ball Bearings
  23219CAE4	95	170	55,6	NSK	Spherical Roller Bearings
  246X/242	22,225	62	17,983	Timken	Tapered Roller Bearings
  603-2RS	3	9	5	ISO	Deep Groove Ball Bearings
  6206ZZ	30	62	16	CRAFT	Deep Groove Ball Bearings
  713611410				FAG	Wheel Bearings
  AXK1130	150	190	5	NTN	Needle Roller Bearings
  CS306LLU	30,000	72,000	19,000	NTN	Deep Groove Ball Bearings
  K24X30X17H	24	30		KOYO	Needle Roller Bearings
  NKJ65/25	65	90	25	Timken	Needle Roller Bearings
  S7016 CB/HCP4A	125	80	22	SKF	Angular Contact Ball Bearings
  VKBA 849				SKF	Wheel Bearings
  HM60T			36	SKF	WITHDRAWAL NUTS
  RTW-728				INA	THRUST ROLLER BEARING WITH SPHERICAL SEATING RING
  SUCSFL209	45	7.1562		IPTCI	STAINLESS STEEL PILLOW BLOCKS
  XWX659005.25	65	90		SKF (Old No.)	THRUST NEEDLE BEARINGS
  ULKZ6010X	.1875	.3125	.1250	RMB	DEEP GROOVE BALL BEARINGS
  6296	870	480	125	SKF	DEEP GROOVE BALL BEARINGS
  6220	180	100	34	STEYR	DEEP GROOVE BALL BEARINGS
  MS-10-NR	1.0000	2.5000	.7500	CONSOLIDATED	DEEP GROOVE BALL BEARINGS