d - 440 mm

D - 600 mm

B - 118 mm

C - 118 mm

d2 - 494 mm

r1 min. - 4 mm

r2 min. - 4 mm

D1 - 560 mm

Ca - 1,9 mm

da min. - 455 mm

da max - 517 mm

Da min - 546 mm

Da max. - 585 mm

ra max. - 3 mm

Calculation factor (k2) - 0,095

S1 - 20 mm

Weight - 99 Kg

Basic dynamic load rating (C) - 2600 kN

Basic static load rating (C0) - 5300 kN

Fatigue load limit (Pu) - 375

Reference speed - 800 r/min

Limiting speed - 1100 r/min

Calculation factor (k1) - 0,133

• Model Number: C3988KM
• Inner Diameter：440mm Outer Diameter：600mm Width：118mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-14
• Application:cleaning agent,Wire grinder,outdoor equipment,ultra-quiet generators,orthodontic material,coupling type,machine tool spindle,Pneumatic Actuator,forming machine,Forming mold,hydraulic pump
• Similar models:ISO NU3988 SKF C3988KM+OH3988HE ISO NJ3988 SKF C3988M NACHI 23988EK CX NJ3988 NACHI 23988E CX NU3988 CX NUP3988 ISO NUP3988
• BEARING POWER International Trading Co.,Ltd. specialize in C3988KM products，there is large inventory of SKF C3988KM . We has been built up long-term cooperation with SKF company, could make a bulk order of the C3988KM Which SKF C3988KM 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
  231/710CAK/W33	710	1150	345	SKF	Spherical Roller Bearings
  305706 C-2Z	30	72	23,8	SKF	Deep Groove Ball Bearings
  6316LBLU	80,000	170,000	39,000	NTN	Deep Groove Ball Bearings
  7602012-2RS-TVP	12	32	10	FAG	Thrust Ball Bearings
  7908 C	40	62	12	NSK	Angular Contact Ball Bearings
  BAM 68	9,525	14,288	12,7	IKO	Needle Roller Bearings
  CRB 20025 UU	200	260	25	IKO	Thrust Roller Bearings
  K16X22X15.8	16,000	22,000		NTN	Needle Roller Bearings
  NN3092K	460	680	163	KOYO	Cylindrical Roller Bearings
  RMEO80	80			INA	Bearing Units
  SYR 2 3/4 N	69,85	68,262	65,484	SKF	Bearing Units
  UK213+H-35	55,5625	120	65	SNR	Deep Groove Ball Bearings
  NCF3030V	150	225	56	FAG	CYLINDRICAL ROLLER BEARINGS
  2209	1.0625	1.6875		Andrews	THRUST BALL BEARINGS
  309HDL	45	100	25	Barden	ANGULAR CONTACT BALL BEARINGS
  LS1226	12	26		INA	THRUST NEEDLE BEARINGS
  1212M	60	110	22	FED	DEEP GROOVE BALL BEARINGS
  301-SFFG	12	37	12	MRC	DEEP GROOVE BALL BEARINGS
  306-ZZ	30	72	19	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  SY-208	2.5000			CONSOLIDATED	PILLOW BLOCKS