d - 60 mm

D - 130 mm

B - 31 mm

d₁ - - 81.86 mm

D₂ - - 112.2 mm

D₃ - 125.22 mm

D₄ - 139.7 mm

b - 3.1 mm

C - 4.06 mm

f - 2.82 mm

r₀ - 0.6 mm

r_1,2 - min. - 2.1 mm

d_a - min. - 72 mm

D_a - max. - 118 mm

D_b - min. - 141 mm

b_a - min. - 3.5 mm

C_a - max. - 6.88 mm

r_a - max. - 2 mm

Basic dynamic load rating - C - 91.3 kN

Basic static load rating - C₀ - 78 kN

Fatigue load limit - P_u - 3.4 kN

Reference speed - 9500 r/min

Limiting speed - 6000 r/min

Calculation factor minimum radial load - k_r - 0.05

Mass bearing - 1.85 kg

Snap ring - SP 130

• Model Number:312 NR
• Inner Diameter：130mm Outer Diameter：60mm Width：31mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-13
• Application:dye pigments,tobacco machinery,Spectral Products,walking Food processing machinery and equipment,vertical sawing machine,tapered grinder,coal mill,electromyography machine,Doppler,Machine tools,Industrial Adhesive
• Similar models:NACHI 6312NKE FAG 6312-2RSR NSK BL312 NTN 6312LLBNR FAG 4312-B-TVH NKE 6312-2Z Timken 312K NACHI UK312+H2312 NACHI UKX12+H2312 NSK BL312Z
• BEARING POWER International Trading Co.,Ltd. specialize in 312NR products，there is large inventory of SKF 312 NR . We has been built up long-term cooperation with SKF company, could make a bulk order of the 312 NR Which SKF 312NR 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
  23948 K	240	320	60	ISB	Spherical Roller Bearings
  3217-2RS	85	150	49,2	ISO	Angular Contact Ball Bearings
  608H-2RS	8	22	7	AST	Deep Groove Ball Bearings
  51206	30	52	16	NSK	Thrust Ball Bearings
  61806-2RS	30	42	7	CRAFT	Deep Groove Ball Bearings
  61917	85	120	18	CX	Deep Groove Ball Bearings
  6205	25	52	15	FBJ	Deep Groove Ball Bearings
  6908-2RS	40	62	12	FBJ	Deep Groove Ball Bearings
  7017UCDB/GNP5	85	130	44	NTN	Angular Contact Ball Bearings
  9378/9320	76,2	177,8	55,562	NSK	Tapered Roller Bearings
  NNU4924 V	120	165	45	CX	Cylindrical Roller Bearings
  NU2356	280	580	175	NTN	Cylindrical Roller Bearings
  S71919 CD/HCP4A	130	95	18	SKF	Angular Contact Ball Bearings
  TUWK 20 LTHR	20	27,5	12	SKF	Bearing Units
  G-30	2.3125	3.4375		Aetna	THRUST BALL BEARINGS
  93122	.5000	.8750	1.3750	BERLISS	JOURNAL ROLLER ASSEMBLIES
  1003	1.3437	.6250		NICE	THRUST BALL BEARINGS
  619/7ZZ	7	17	5	SKF	DEEP GROOVE BALL BEARINGS
  6015.2RS1	75	115	20	SKF	DEEP GROOVE BALL BEARINGS
  RMS-201/2	3.7500	8.2500	1.7500	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS