d - 4 mm

D - 11 mm

B - 4 mm

C - 4 mm

d1 - – mm

d2 - 5,6 mm

r1 min. - 0,15 mm

r2 min. - 0,15 mm

D1 - 9 mm

D2 - 9,9 mm

da min. - 5,2 mm

Da max. - 10 mm

ra max. - 0,15 mm

Weight - 0,002 Kg

Basic dynamic load rating (C) - 0,54 kN

Basic static load rating (C0) - 0,176 kN

Fatigue load limit (Pu) - 0,008

Reference speed - 130000 r/min

Limiting speed - 80000 r/min

Calculation factor (f0) - 6,4

Calculation factor (kr) - 0,025

• Model Number:W619/4
• Inner Diameter：4mm Outer Diameter：11mm Width：4mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-12
• Application:Automobile,coupling type,Rolling mill,ultra-quiet generators,Hydraulic Equipment,Insect Capture,teaching equipment,electrocardiograph,Industrial Electromechanical,bio-chemical,position switch
• Similar models:CX 61912 SKF W61909-2Z SKF W61904-2Z CRAFT 61901 ISO 61988 ISB SS61909-2RS ISO 61904 ISB 61984MA SKF W61916-2Z FAG 61909-2Z
• BEARING POWER International Trading Co.,Ltd. specialize in W619/4 products，there is large inventory of SKF W619/4 . We has been built up long-term cooperation with SKF company, could make a bulk order of the W619/4 Which SKF W619/4 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
  110053X/110096XP	53,975	96,838	59,5	Gamet	Tapered Roller Bearings
  160TMP11	160	200	31	NSK	Thrust Roller Bearings
  209WDD	45	85	19	Timken	Deep Groove Ball Bearings
  21307EK	35	80	21	NACHI	Cylindrical Roller Bearings
  21317 K	85	180	41	ISB	Spherical Roller Bearings
  31310	50	110	29,25	NKE	Tapered Roller Bearings
  3204-BD-2Z-TVH	20	47	20,6	FAG	Angular Contact Ball Bearings
  6003NSE	17	35	10	NACHI	Deep Groove Ball Bearings
  6930LLU	150,000	210,000	28,000	NTN	Deep Groove Ball Bearings
  CRF-32224 A	120,000	215,000	61,50	CRAFT	Wheel Bearings
  7312CDB	60	130	31	NACHI	Angular Contact Ball Bearings
  CX082R				CX	Wheel Bearings
  FNTKF-2344	23	44	3,7	Timken	Needle Roller Bearings
  GEZ95ES	95,25	149,225		AST	Plain Bearings
  NUP2309 EM	45	100	36	AST	Cylindrical Roller Bearings
  S7217 CD/P4A	85	150	28	SKF	Angular Contact Ball Bearings
  RFM131/2	1.6250	4.0000	.9375	FBC	CYLINDRICAL ROLLER BEARINGS
  4421	1.7500	2.9375		INA	THRUST BALL BEARINGS
  CT-28A	6.5400	6.7500		Rollway	THRUST ROLLER BEARINGS
  5216-2RSNR	80	140	44.5	CONSOLIDATED	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS