d - 20 mm

D - 52 mm

T - 16,25 mm

a - 16 mm

B - 15 mm

C - 11 mm

C_{a min} - 3 mm

C_{b min} - 5 mm

D_{a max} - 45 mm

D_{a min} - 40 mm

D_{b min} - 48 mm

d₁ - 37,3 mm

d_{a max} - 27 mm

d_{b min} - 27 mm

r_{1, 2 min} - 1,5 mm

r_{3, 4 min} - 1,5 mm

r_{a max} - 1,5 mm

r_{b max} - 1,5 mm

m - 0,174 kg / Weight

C_r - 30500 N

C_0r - 29500 N / Static load rating (radial)

e - 0,73

Y - 0,82

Y₀ - 0,45

C_ur - 3350 N / Fatigue limit load, radial

n_G - 14900 1/min / Limiting speed

n_B - 8400 1/min / Reference speed

Main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs

• Model Number: 31304
• Inner Diameter：20mm Outer Diameter：52mm Width：16,25mm
• Type：Tapered Roller Bearings
• Update date：2025-04-21
• Application:expectoration machine,electromyography machine,electrostatic protection,Hydraulic Couplings,Antenna Potentials,food safety,Broadcasting System,Anti-defibrillation pacing,Medical printer,heating fans,root canal filling
• Similar models:SNR 31304 FAG 31304 SNR 31304/2T
• BEARING POWER International Trading Co.,Ltd. specialize in 31304 products，there is large inventory of FAG 31304 . We has been built up long-term cooperation with FAG company, could make a bulk order of the 31304 Which FAG 31304 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
  22319EMW33	95,000	200,000	67,000	SNR	Thrust Roller Bearings
  23132 CCK/W33 + AH 3132 G	270	150	86	SKF	Tapered Roller Bearings
  32036X/DF	180	280	128	ISB	Tapered Roller Bearings
  32038*2	190	290	64	CYSD	Tapered Roller Bearings
  46780R/46720	158,75		39,688	KOYO	Tapered Roller Bearings
  6016N	80	125	22	SKF	Deep Groove Ball Bearings
  61822-2RS	110	140	16	CX	Deep Groove Ball Bearings
  62/28VV	28	58	16	NSK	Deep Groove Ball Bearings
  71813 CTBP4	65	85	10	CX	Angular Contact Ball Bearings
  7222CDT	110	200	38	NACHI	Angular Contact Ball Bearings
  CX243				CX	Wheel Bearings
  CX271				CX	Wheel Bearings
  JP12049A/10	120	170	27	CX	Tapered Roller Bearings
  K28X34X14	28,000	34,000		NTN	Needle Roller Bearings
  LBE 50	50			AST	Linear Bearings
  NA6902	15	28	23	NSK	Needle Roller Bearings
  NCF2913-V	65	83,5	16	NKE	Cylindrical Roller Bearings
  NN3021C1NAP4	105	160	41	NTN	Cylindrical Roller Bearings
  LJT75	75	130	25	R&M	ANGULAR CONTACT BALL BEARINGS
  2142Z	70	125	24	SKF	DEEP GROOVE BALL BEARINGS