d - 1 mm

D - 4 mm

B - 1,6 mm

C - 1,6 mm

Basic dynamic load rating (C) - 0,141 kN

Basic static load rating (C0) - 0,037 kN

(Grease) Lubrication Speed - 100000 r/min

(Oil) Lubrication Speed - 120000 r/min

• Model Number: 691
• Inner Diameter：1mm Outer Diameter：4mm Width：1,6mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-18
• Application:Broadcasting System,Display Devices,rolling machine,Tool,hydraulic cylinder buffer,Internal thread type,Gear grinding machine,training beds etc,dynamic blood pressure,reducer,Medical room equipment
• Similar models:NSK 6911 FBJ 6919-2RS NTN 6913ZZ NTN 6918NR NACHI 6913 NSK 6916 KOYO 6917-2RS NTN 6915Z NSK 6916NR CYSD 6911-2RS
• BEARING POWER International Trading Co.,Ltd. specialize in 691 products，there is large inventory of ZEN 691 . We has been built up long-term cooperation with ZEN company, could make a bulk order of the 691 Which ZEN 691 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
  202NPP11	16	35	14,4	Timken	Deep Groove Ball Bearings
  205KR4	25,413	52	25,4	CYSD	Deep Groove Ball Bearings
  30210 J2/Q	90	50	21,75	SKF	Tapered Roller Bearings
  395/394A	63,5	110	22	FBJ	Tapered Roller Bearings
  508	40	85	44	INA	Thrust Ball Bearings
  618/1	1	3	1	ISO	Deep Groove Ball Bearings
  61824	120	150	16	ISO	Deep Groove Ball Bearings
  619/4	4	11	4	ISB	Deep Groove Ball Bearings
  6305-2NKE	25	62	17	NACHI	Deep Groove Ball Bearings
  CX013				CX	Wheel Bearings
  HK1522	15	21	22	FBJ	Needle Roller Bearings
  NAG 4911	55	80	25	IKO	Cylindrical Roller Bearings
  NK155/42	155	180	42	NTN	Needle Roller Bearings
  SL024922	110	138,2	40	NBS	Cylindrical Roller Bearings
  TR275720	27.487	57.175	19.845	KBC	Tapered Roller Bearings
  UCPG208	40			SNR	Bearing Units
  222SM320MA	320	620	165	FAG	SPLIT SPHERICAL ROLLER BEARINGS
  BR-9920	.4375	1.3750	.4375	FED	DEEP GROOVE BALL BEARINGS
  D-9	1.9687	1.0000		INA	THRUST BALL BEARINGS
  10407	35	100	25	SKF	SELF