d_1H - 55 mm

D - 130 mm

B - 31 mm

B_{a min} - 5 mm

c - 13 mm

D₁ - 112,5 mm

D_{a max} - 118 mm

D_m - 80 mm

d - 60 mm

d₂ - 84,4 mm

d_{a max} - 84 mm

d_{b min} - 65 mm

d_s - 3,2 mm

l - 47 mm

n_s - 6,5 mm

r_{a max} - 2,1 mm

r_min - 2,1 mm

- H312 / Adapter sleeve

m - 1,89 kg / Weight

m₁ - 0,4 kg

C_r - 211000 N / Dynamic load rating (radial)

e - 0,23

Y₁ - 2,95

Y₂ - 4,4

C_0r - 226000 N / Static load rating (radial)

Y₀ - 2,89

n_G - 6700 1/min / Limiting speed

n_B - 28000 N / Fatigue limit load, radial

Main dimensions to DIN 635-2

• Model Number: 21312-E1-K + H312
• Inner Diameter：55mm Outer Diameter：130mm Width：31mm
• Type：Spherical Roller Bearings
• Update date：2025-12-09
• Application:turret industry,screen filter,sewage pump,relay,impression material,engineering machine,light therapy instrument,electromyography machine,ECG,Polymer,E Beauty
• Similar models:ISO 21312KCW33+H312 CX 21312KCW33+H312 FAG 21312-E1-K NSK 21312EAE4 CX 21312KCW33+AH312 FAG 21312-E1 ISO 21312W33 CX 21312CW33 FAG 21312-E1-K+H312 ISB 21312
• BEARING POWER International Trading Co.,Ltd. specialize in 21312-E1-K+H312 products，there is large inventory of FAG 21312-E1-K + H312 . We has been built up long-term cooperation with FAG company, could make a bulk order of the 21312-E1-K + H312 Which FAG 21312-E1-K+H312 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
  23944	220	300	60	NTN	Spherical Roller Bearings
  4T-67388/67322D+A	127	196,85	101,6	NTN	Tapered Roller Bearings
  5313ZZG15	65,000	140,000	58,700	SNR	Angular Contact Ball Bearings
  7016 A-UD	80	125	44	CX	Angular Contact Ball Bearings
  7234 CDB	170	310	104	ISO	Angular Contact Ball Bearings
  C 2316 K + AHX 2316	170	75	71	SKF	Cylindrical Roller Bearings
  DAC3872B12RSCS42	38	72	40	KOYO	Angular Contact Ball Bearings
  KBK 14x18x21	14	18		INA	Needle Roller Bearings
  NCF18/1000-V	1000	1165	100	NKE	Cylindrical Roller Bearings
  NA 4840	200	250	50	IKO	Needle Roller Bearings
  NJ236EM	180	320	52	NSK	Cylindrical Roller Bearings
  RASE20-N	20			INA	Bearing Units
  UCPA203	17		31	NACHI	Bearing Units
  SR12			1.2500	Thomson	LINEAR RECIRCULATING BALL BEARING
  LS-10-RR	1.0000	2.2500	.6250	FED	DEEP GROOVE BALL BEARINGS
  NAX5035Z	62	50		FAG (Old No.)	NEEDLE BEARINGS
  R-24	1.5000	2.6250	.4375	FAG	DEEP GROOVE BALL BEARINGS
  NJ218E	90	160	30	SKF	CYLINDRICAL ROLLER BEARINGS
  317RDU#7BKE	85	180	41	MRC	ANGULAR CONTACT BALL BEARINGS
  NUP2309E	45	100	36	Torrington	CYLINDRICAL ROLLER BEARINGS