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. - 81.7 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-ZNR
• Inner Diameter：130mm Outer Diameter：60mm Width：31mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-16
• Application:hydraulic actuator,spectrometer,Ball screw,injection molding machine,food / grain / food equipment,lifting equipment Hoisting hoist,plastic rolling,Leather Products,manual Tools,knitted fabrics,other CNC
• Similar models:KOYO M6312 ISO 6312ZZ SNR EX312-36 Timken 312WDD NTN 6312 FBJ 4312-2RS Timken 312KG NSK BL312 NTN 6312LB NACHI UK312+H2312
• BEARING POWER International Trading Co.,Ltd. specialize in 312-ZNR products，there is large inventory of SKF 312-ZNR . We has been built up long-term cooperation with SKF company, could make a bulk order of the 312-ZNR Which SKF 312-ZNR 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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