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：2025-12-16
• Application:Antenna Industry,test laboratory equipment and accessories,mechanical and electrical,equipment and,switch,Gear grinding machine,Hydraulic Equipment,natural instruments,gear type,chuck industry,survey accessories
• Similar models:SKF 6312-Z KOYO 6312-2RU Timken 312WDG NTN 63312LLB ZEN 6312-2Z CX 63312ZZ NACHI UKX12+H2312 NTN UCS312D1 SKF 6312NR KOYO 6312Z
• 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.

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  7011 CTBP4	55	90	18	CX	Angular Contact Ball Bearings
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  FR6-2Z	9,525	22,225	7,142	ZEN	Deep Groove Ball Bearings
  NJ315	75	160	37	FBJ	Cylindrical Roller Bearings
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  NUP1026	130	200	33	NTN	Cylindrical Roller Bearings
  RBT20	20			NMB	Plain Bearings
  RNAO 15x23x13	23	15	13	SKF	Cylindrical Roller Bearings
  338-R	190	400	78	MRC	ANGULAR CONTACT BALL BEARINGS
  7306PJDU	30	72	19	MRC	ANGULAR CONTACT BALL BEARINGS
  QJL1	1.0000	2.2500	.6250	RHP	ANGULAR CONTACT BALL BEARINGS WITH SPLIT INNER RACE
  6003.2RSNR	17	35	10	STEYR	DEEP GROOVE BALL BEARINGS
  RT-11			.2500	CONSOLIDATED	THRUST ROLLER BEARINGS