d - 140 mm

D - 300 mm

T - 77 mm

a - 94 mm

B - 70 mm

C - 47 mm

C_{a min} - 9 mm

C_{b min} - 30 mm

D_{a max} - 282 mm

D_{a min} - 235 mm

D_{b min} - 280 mm

d₁ - 223 mm

d_{a max} - 169 mm

d_{b min} - 158 mm

r_{1, 2 min} - 5 mm

r_{3, 4 min} - 4 mm

r_{a max} - 5 mm

r_{b max} - 4 mm

m - 23 kg / Weight

C_r - 700000 N

C_0r - 910000 N / Static load rating (radial)

e - 0,83

Y - 0,73

Y₀ - 0,4

C_ur - 103000 N / Fatigue limit load, radial

n_G - 2250 1/min / Limiting speed

n_B - 1670 1/min / Reference speed

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

• Model Number:31328-X
• Inner Diameter：140mm Outer Diameter：300mm Width：77mm
• Type：Tapered Roller Bearings
• Update date：2026-01-14
• Application:enzyme,medical equipment,linear drive,hot and cold box,sterilizers,tobacco machinery,medical Equipment,laser devices,plastic rolling,Wire grinder,vertical processing
• Similar models:ISB 31328 SKF 31328XJ2/DF NTN 31328X FAG 31328-X-N11CA-A160-200 NKE 31328 CYSD 31328 NTN 31328XUDF FAG 31328-X KOYO 31328JR ISO 31328
• BEARING POWER International Trading Co.,Ltd. specialize in 31328-X products，there is large inventory of FAG 31328-X . We has been built up long-term cooperation with FAG company, could make a bulk order of the 31328-X Which FAG 31328-X 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
  1203G15	17,000	40,000	12,000	SNR	Self-Aligning Ball Bearings
  131097/ 131152X	97	152,4	35	Gamet	Tapered Roller Bearings
  30340	200	420	89	NSK	Tapered Roller Bearings
  385X/382A	55	96,838	21	Timken	Tapered Roller Bearings
  423026	130	200	65	NTN	Tapered Roller Bearings
  HSS71920-E-T-P4S	100	140	20	FAG	Angular Contact Ball Bearings
  NN3036	180	280	74	KOYO	Cylindrical Roller Bearings
  L55249/10	292,1	374,65	47,625	ISO	Tapered Roller Bearings
  NP19/750	750	1000	112	ISO	Cylindrical Roller Bearings
  SF0990	45,000	68,000	12,000	NTN	Angular Contact Ball Bearings
  SF699-2Z	9	20	6	ZEN	Deep Groove Ball Bearings
  UCFCX15-48E	76,2			FYH	Bearing Units
  UCP309	45			CRAFT	Bearing Units
  UCX05	25	62	38,1	ISO	Deep Groove Ball Bearings
  22244B.MB	220	400	108	FAG	SPHERICAL ROLLER BEARINGS
  KRV-90-PPX	30	90	35	INA	NEEDLE BEARINGS
  2920	135	100		INA	THRUST BALL BEARINGS
  45313	65	140	58.7	New Departure	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  32932	160	220	38	CONSOLIDATED	TAPERED ROLLER BEARINGS
  71828	140	175	18	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS