d - 46,038 mm

D - 79,375 mm

T - 17,462 mm

B - 17,462 mm

C - 13,495 mm

ra1 max. - 1,5 mm

a - 15,5 mm

r min. - 2,8 mm

r1 min. - 1,5 mm

Da - 71 mm

db - 51 mm

ra max. - 2,8 mm

da - 56 mm

Db - 74 mm

Weight - 0,337 Kg

Basic dynamic load rating (C) - 46 kN

Basic static load rating (C0) - 57 kN

(Grease) Lubrication Speed - 4500 r/min

(Oil) Lubrication Speed - 6000 r/min

Calculation factor (e) - 0,37

Calculation factor (Y0) - 0,88

Calculation factor (Y1) - 1,6

• Model Number: 18690/18620
• Inner Diameter：46,038mm Outer Diameter：79,375mm Width：17,462mm
• Type：Tapered Roller Bearings
• Update date：2025-12-15
• Application:milling head plug,Pneumatic Control Valves,drawing die,flexible processing,journal lathe,rock drilling machinery,surgical instruments,industrial equipment,lathe,office outdoor camping equipment,Power equipment
• Similar models:NACHI 18690/18620 PFI 18690/20 SKF 18690/18620/Q Fersa 18690/18620 ISB 18690/18620 ISO 18690/18620 CX 18690/18620 FBJ 18690/18620 NTN 4T-18690/18620 Timken 18690/18620D+X2S-18690
• BEARING POWER International Trading Co.,Ltd. specialize in 18690/18620 products，there is large inventory of NSK 18690/18620 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 18690/18620 Which NSK 18690/18620 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
  2785/2729	33,338	76,2	23,812	Timken	Tapered Roller Bearings
  32007	35	62	18	CRAFT	Tapered Roller Bearings
  358D/354A	42,862	85	50,262	Timken	Tapered Roller Bearings
  4R4416	220	310	225	NTN	Cylindrical Roller Bearings
  71909 ACB/P4A	68	45	12	SKF	Angular Contact Ball Bearings
  BTW 40 CTN9/SP	40	68	18	SKF	Angular Contact Ball Bearings
  GAC 170 SP	170	260	57	ISB	Plain Bearings
  HM516449C/HM516410	82,55	133,35	39,688	Timken	Tapered Roller Bearings
  K374227PCSP	37	42		KBC	Needle Roller Bearings
  PF 20 FM	20	2	8	SKF	Bearing Units
  Q1096	480	700	100	CX	Angular Contact Ball Bearings
  UCF208-25	39,6875			FYH	Bearing Units
  UCPA209-28	44,45		49,2	KOYO	Bearing Units
  YT 4520	45	55	20	IKO	Needle Roller Bearings
  NJ2308	40	90	33	FAG	CYLINDRICAL ROLLER BEARINGS
  ZARF35110-L-TV	35	110		INA	NEEDLE BEARINGS
  SDAF-336	7.8125	6.8750		Torrington	PILLOW BLOCKS
  RNAO12x22x12	22		12	INA	NEEDLE BEARINGS
  STO6ZZ	6	19	14	Torrington	NEEDLE BEARINGS
  N-44			1.2600	CONSOLIDATED	LOCKNUTS