d - 80 mm

D - 170 mm

B - 39 mm

C - 39 mm

r min. - 2,1 mm

da min. - 92 mm

Da max. - 158 mm

ra max. - 2 mm

Weight - 4,47 Kg

Basic dynamic load rating (C) - 260 kN

Basic static load rating (C0) - 315 kN

(Grease) Lubrication Speed - 2 500 r/min

(Oil) Lubrication Speed - 3 300 r/min

Calculation factor (e) - 0,23

Calculation factor (Y0) - 2,88

Calculation factor (Y1) - 2,95

Calculation factor (Y2) - 4,39

• Model Number:21316K
• Inner Diameter：80mm Outer Diameter：170mm Width：39mm
• Type：Spherical Roller Bearings
• Update date：2026-01-13
• Application:Plastic Equipment,hydraulic pressure gauge,motor,Other Machine Tools,drawing die,DC generators,diagnostic test paper,tapping machine,impression material,plastic molding,electromyography machine
• Similar models:AST 21316MBW33 NTN 21316K ISB 21316 ISO 21316KCW33+AH316 NTN 21316 CX 21316KCW33+AH316 AST 21316MBKW33 AST 21316MB CX 21316CW33 Timken 21316VCSJ
• BEARING POWER International Trading Co.,Ltd. specialize in 21316K products，there is large inventory of NTN 21316K . We has been built up long-term cooperation with NTN company, could make a bulk order of the 21316K Which NTN 21316K 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
  110050/110100P	50	100	59,5	Gamet	Tapered Roller Bearings
  22268 CW33	340	620	165	CX	Spherical Roller Bearings
  23248-MB-W33	240	440	160	NKE	Spherical Roller Bearings
  6304-Z-N	20	52	15	NKE	Deep Groove Ball Bearings
  81120	100	135	25	SIGMA	Thrust Roller Bearings
  AST800 8530	85	90		AST	Plain Bearings
  HH221431/HH221410	79,375	190,5	57,15	FBJ	Tapered Roller Bearings
  LJT4	101,6	184,15	31,75	RHP	Angular Contact Ball Bearings
  RNAF7148	7	14	8	JNS	Needle Roller Bearings
  STF634RV9011g	634,5	901,87	674	NSK	Cylindrical Roller Bearings
  TA 1813 Z	18	25	13	IKO	Needle Roller Bearings
  SAF313	3.0625	2.5312		SKF	PILLOW BLOCKS
  B18	2.5937	1.5625		INA	THRUST BALL BEARINGS
  6010RS	50	80	16	FAG	DEEP GROOVE BALL BEARINGS
  2MMV211WI-CRDU	55	100	21	FAF	ANGULAR CONTACT BALL BEARINGS
  HK1812	24		12	INA	NEEDLE BEARINGS
  R1F-21/2	.0469	.1562	.0937	NMB	DEEP GROOVE BALL BEARINGS
  GE30ES-2RS	30	47	22	SKF	SPHERICAL PLAIN BEARINGS
  GE-1000ES	1000	1320	438	CONSOLIDATED	SPHERICAL PLAIN BEARINGS
  NKS-75	95		28	CONSOLIDATED	NEEDLE BEARINGS