d - 60 mm

D - 130 mm

B - 31 mm

d₁ - - 81.86 mm

D₂ - - 112.2 mm

r_1,2 - min. - 2.1 mm

d_a - min. - 72 mm

d_a - max. - 81.7 mm

D_a - max. - 118 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 - 4800 r/min

Calculation factor - k_r - 0.05

Mass bearing - 1.85 kg

• Model Number: 312-2Z
• Inner Diameter：130mm Outer Diameter：60mm Width：31mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:manual Tools,altimeter etc,quality inspection equipment,Medical room equipment,stamping die and its equipment,Cylinder Standard,mathematical instruments,air purification,other lathe,thread processing machine,surgical instruments
• Similar models:NTN 6312LUNR SKF 6312-2Z KOYO M6312 NSK 6312DDU SKF 312-2ZNR AST 6312ZZ SNR EX312-36 CX 63312-2RS SNR 6312N CX 6312-2RS
• BEARING POWER International Trading Co.,Ltd. specialize in 312-2Z products，there is large inventory of SKF 312-2Z . We has been built up long-term cooperation with SKF company, could make a bulk order of the 312-2Z Which SKF 312-2Z 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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  BR 283716	44,45	58,738	25,4	IKO	Needle Roller Bearings
  GE 015 HS-2RS	15	30	16	CX	Plain Bearings
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  RNAO-45×55×17	45	50	17	NTN	Needle Roller Bearings
  UCTX15-47E	74,6125			KOYO	Bearing Units
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  RNAF22x30x13	30		13	SKF (Old No.)	NEEDLE BEARINGS