d - 105 mm

D - 225 mm

T - 58 mm

B - 53 mm

C - 36 mm

ra1 max. - 2,5 mm

a - 71,5 mm

r min. - 4 mm

r1 min. - 3 mm

da min. - 123 mm

Da min - 176 mm

Da max. - 211 mm

db max. - 126 mm

Db min. - 211 mm

ra max. - 3 mm

Sa - 7 mm

Sb - 22 mm

Weight - 9,68 Kg

Basic dynamic load rating (C) - 380 kN

Basic static load rating (C0) - 470 kN

(Grease) Lubrication Speed - 1 700 r/min

(Oil) Lubrication Speed - 2 300 r/min

Calculation factor (e) - 0,83

Calculation factor (Y0) - 0,4

Calculation factor (Y2) - 0,73

• Model Number:31321XU
• Inner Diameter：105mm Outer Diameter：225mm Width：58mm
• Type：Tapered Roller Bearings
• Update date：2026-01-01
• Application:medical equipment,Security Equipment,industrial skin care,plastic rolling,meat products machine,Other machinery,Broadcasting System,office equipment,manual Tools,aerial work platform,comprehensive experiment
• Similar models:NTN 31321X KOYO 31321JR NTN 31321XU NSK HR31321J CX 31321A ISO 31321 FAG 31321-X-XL
• BEARING POWER International Trading Co.,Ltd. specialize in 31321XU products，there is large inventory of NTN 31321XU . We has been built up long-term cooperation with NTN company, could make a bulk order of the 31321XU Which NTN 31321XU 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
  22228RHR	140	250	68	KOYO	Spherical Roller Bearings
  240/1120-B-MB	1120	1580	462	FAG	Spherical Roller Bearings
  32260	300	540	149	Timken	Tapered Roller Bearings
  7938C	190	260	33	CYSD	Angular Contact Ball Bearings
  81160 M	380	300	62	SKF	Thrust Roller Bearings
  B71916-C-2RSD-T-P4S	80	110	16	FAG	Angular Contact Ball Bearings
  B7214-E-2RSD-T-P4S	70	125	24	FAG	Angular Contact Ball Bearings
  BR2872DD	28	72	20	KBC	Deep Groove Ball Bearings
  F-59242	30	41	21	INA	Needle Roller Bearings
  F15102	40	72	22,5	Fersa	Tapered Roller Bearings
  HR32912J	60	85	17	NSK	Tapered Roller Bearings
  JM716648/10	85	130	30	CX	Tapered Roller Bearings
  KB40-PP-AS	40	62		INA	Linear Bearings
  NJ2315-E-MA6	75	160	55	NKE	Cylindrical Roller Bearings
  NP3152	260	440	144	CX	Cylindrical Roller Bearings
  RI-3ZZ	1,397	4,762	2,779	NMB	Deep Groove Ball Bearings
  618/800	800	980	82	SKF	DEEP GROOVE BALL BEARINGS
  NA-6903	17	30	23	CONSOLIDATED	NEEDLE BEARINGS
  IR-25x30x38.5	25		38.5	CONSOLIDATED	NEEDLE BEARINGS
  294/750EM	750	1280		CONSOLIDATED	SPHERICAL ROLLER THRUST BEARINGS