d - 20 mm

D - 37 mm

B - 9 mm

d₁ - - 25.55 mm

D₂ - - 32.7 mm

r_1,2 - min. - 0.3 mm

d_a - min. - 22 mm

d_a - max. - 25.5 mm

D_a - max. - 35 mm

r_a - max. - 0.3 mm

Basic dynamic load rating - C - 6.4 kN

Basic static load rating - C₀ - 3.6 kN

Fatigue load limit - P_u - 0.156 kN

Reference speed - 43000 r/min

Limiting speed - 20000 r/min

Calculation factor - k_r - 0.02

Calculation factor - f₀ - 14.7

Mass bearing - 0.038 kg

• Model Number: 61904-2RZ
• Inner Diameter：37mm Outer Diameter：20mm Width：9mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-12
• Application:Individual Wire,circulating pump,heating fans,Broadcasting System,molding machine,trolley,Dental Equipment,air purification,sheet industry,wheel lathe,water protection
• Similar models:ZEN S61904 ZEN 61904-2Z NKE 61904-2RSR SKF 61904 ZEN SF61904-2Z ISB 61904 CX 61904 ISB SS61904 FAG 61904-2Z FAG 61904-2RSR
• BEARING POWER International Trading Co.,Ltd. specialize in 61904-2RZ products，there is large inventory of SKF 61904-2RZ . We has been built up long-term cooperation with SKF company, could make a bulk order of the 61904-2RZ Which SKF 61904-2RZ 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
  23032C	160	240	60	AST	Spherical Roller Bearings
  2RT4427	222,250	520,700	165,000	NTN	Thrust Roller Bearings
  5203-2RS	17	40	17,462	FBJ	Angular Contact Ball Bearings
  62800-2RS	10	19	6	ZEN	Deep Groove Ball Bearings
  6466/6420	76,2	149,225	53,975	Timken	Tapered Roller Bearings
  GAC 30 SP	30	55	17	ISB	Plain Bearings
  K28x35x16	28	35	16	CX	Needle Roller Bearings
  N307-E-TVP2	35	80	21	FAG	Cylindrical Roller Bearings
  NP688738/NP436465	42,862	76,992	17,462	Timken	Tapered Roller Bearings
  PCM 323640 E	32	36	40	SKF	Plain Bearings
  UEL215D1	75,000	130,000	92	NTN	Deep Groove Ball Bearings
  SCE3410	53,975	63,5	15,875	INA	Needle Roller Bearings
  TUP1 30.12	30	34		CX	Plain Bearings
  UST206	30			SNR	Bearing Units
  A33K4	.1250	.5000	.1719	FAF	DEEP GROOVE BALL BEARINGS
  NBX10119	4.0000	5.5000	.7500	NSK	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  MUC304	20	52	15	Rollway	CYLINDRICAL ROLLER BEARINGS
  52217				STEYR	THRUST BALL BEARINGS
  BLN50	50	110	27	RIV	DEEP GROOVE BALL BEARINGS
  SAF-61833/16..BALL	3.1875			CONSOLIDATED	PILLOW BLOCKS