d - 55 mm

D - 120 mm

T - 31,5 mm

B - 29 mm

C - 21 mm

a - 38 mm

r1 min. - 2,5 mm

r2 min. - 2 mm

da max - 67 mm

Da min - 92 mm

Da max. - 110 mm

db min - 65 mm

Db min. - 113 mm

ra max. - 2 mm

Weight - 1,63 Kg

Basic dynamic load rating (C) - 125 kN

Basic static load rating (C0) - 136 kN

(Grease) Lubrication Speed - 3 000 r/min

(Oil) Lubrication Speed - 4 000 r/min

Calculation factor (e) - 0,83

Calculation factor (Y) - 0,7

Calculation factor (Y0) - 0,4

• Model Number:31311A
• Inner Diameter：55mm Outer Diameter：120mm Width：31,5mm
• Type：Tapered Roller Bearings
• Update date：2025-12-12
• Application:wall industry,sterilizers,building decoration raw materials and accessories,wheel lathe,tire industry,mechanical and electrical,sanitation facilities,key lock,horizontal processing,Generator,Tool
• Similar models:CX 31311A ISB 31311 Timken X31311M/Y31311M NKE 31311-DF ZVL 31311A CYSD 31311 ISB 31311J/DF SNR 31311A FAG 31311-A-N11CA-A80-120 FAG 31311-A
• BEARING POWER International Trading Co.,Ltd. specialize in 31311A products，there is large inventory of ZVL 31311A . We has been built up long-term cooperation with ZVL company, could make a bulk order of the 31311A Which ZVL 31311A 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
  22207EX	35	72	23	NACHI	Cylindrical Roller Bearings
  23196 KCW33+AH3196	480	790	248	ISO	Spherical Roller Bearings
  240/560-E1A-MB1	560	820	258	FAG	Spherical Roller Bearings
  33024A	120	180	48	SNR	Tapered Roller Bearings
  4T-759/752	88,9	161,925	47,625	NTN	Tapered Roller Bearings
  7007 CDF	35	62	28	ISO	Angular Contact Ball Bearings
  89317	85	150		ISO	Thrust Roller Bearings
  K25X35X30H,ZB2	25	35		Timken	Needle Roller Bearings
  HH221447/HH221410	99,982	190,5	57,15	NSK	Tapered Roller Bearings
  NLJ2	50,8	101,6	20,6375	RHP	Self-Aligning Ball Bearings
  NUP413	65	160	37	KOYO	Cylindrical Roller Bearings
  NN3006KSP	30	55	19	SKF	CYLINDRICAL ROLLER BEARINGS
  RMS1	.2500	1.3125	.5625	NH	CYLINDRICAL ROLLER BEARINGS
  NAXA5909	45	68	30	SKF (Old No.)	NEEDLE BEARINGS
  BL305ZZ	25	62	17	NTN	DEEP GROOVE BALL BEARINGS
  6008Z	40	68	15	STEYR	DEEP GROOVE BALL BEARINGS
  312	60	130	31	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  K-13008XPO	130	146	8	CONSOLIDATED	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  NU-2344	220	460	145	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  RLS-191/2	3.2500	6.0000	1.0625	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS