NNU3021K MODELS

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NNU3021K

NNU3021K SPECIFICATIONS

LET OUR Punching Retainer Type Double Non-Contact S Sealing Structure NNU3021K EXPERTS GET YOU THE Industrial Bearings Solutions PARTS YOU NEED.
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Industrial Bearings Solutions

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NNU3021K Systems

Retainer Type:Punching
Specifications, Environment:Standard
Sealing Structure:Double Non-Contact S
Load Type:Radial
Basic Static Load Rating Cor(N):8300
Size Standards:Metric System
Bearing Ring Material:Steel
Type:Ball
Outer Ring Shape:Flat

NNU3021K Product identifiers

NN4996K	A:33 mm; d:70 mm; Weight:5.05 kg; Designation of housing:FCE214-; L:215 mm; Recommended tightening torque for set screw:33 Nm; G:R1/8"; H3:150; Designation of bearing:UC214G2; s1:37.3 mm;
NNU4992K	H1:150.0 mm; Seal Type:Labyrinth; Bearing:22226K; N1:28 mm; Shaft Diameter d:115 mm; H:290.00 mm; G:M20; A1:130 mm; J2:414 mm; Cage Type:EJ;
NN3936	H1:150.0 mm; Seal Type:Labyrinth; Bearing:22226K; N1:28 mm; Shaft Diameter d:115 mm; H:290.00 mm; G:M20; A1:130 mm; J2:414 mm; Cage Type:EJ;
NN3020K	Basic Dynamic Load Rating(N):36000; Bearing Style:Open Type; d:45; Specifications/Environment:Standard; Combination symbol:DT; Rolling Element Material:Steel; Days to Ship:6 Days; Size Standards:Metric System; Type:Angular Contact Ball;
NN3056	H1:150.0 mm; Seal Type:Labyrinth; Bearing:22226K; N1:28 mm; Shaft Diameter d:115 mm; H:290.00 mm; G:M20; A1:130 mm; J2:414 mm; Cage Type:EJ;
NNU4932K	Precision (JIS):Grade 0; Holder Color:No; Special Configurations Code:No; Outer Ring:With Outer Ring; I.D.(Ø):75; Inner/Outer Ring Material:Steel; Width(mm):45; Rolling Element Material:Steel; Specifications:Standard;
NN4984	Bearing Inner Dia. Shape:Tapered hole adapter; Machining:No; Stroke:No; Diameter series symbol:Used for Light load; Unit Body Material:Cast Iron; Fit:J7; Surface Treatment:No; Grease Type:SH33M;
NN4040	Bearing Inner Dia. Shape:Tapered hole adapter; Machining:No; Stroke:No; Diameter series symbol:Used for Light load; Unit Body Material:Cast Iron; Fit:J7; Surface Treatment:No; Grease Type:SH33M;
NN3056K	L:184 mm; T min.:-20 °C; d1:58 mm; Designation of bearing:UK208G2H-22; A:70 mm; d:34.92 mm; Weight:2.94 kg; C:29.6 kN; C0:18.2 kN; s1:24.5 mm;
NNU4944	Bearing Inner Dia. Shape:Cylindrical Bore Set; Surface Treatment:No; Basic Load Rating, Static Rating(N):48300; Unit, Type:Insert Bearing Unit; Days to Ship:8 Days; Machining:No; Basic Load Rating, Dynamic Rating(N):67400; Stroke:No; Rolling Element Material:Bearing Steel; RoHS:6;
NN4956K	T max.:100 °C; S:17.5 mm; A1:12.5 mm; e:17 mm; Weight:1.31 kg; Designation of bearing:UC207-21G2T04; C0:15.2 kN; B:42.9 mm; G:R1/8"; H:155 mm;
NNU3164	Basic Dynamic Load Rating(N):36000; Bearing Style:Open Type; d:45; Specifications/Environment:Standard; Combination symbol:DT; Rolling Element Material:Steel; Days to Ship:6 Days; Size Standards:Metric System; Type:Angular Contact Ball;
NN3936	Designation of closed end cover:SCC212; Weight:4.51 kg; B:65.1 mm; Designation of bearing:UC212G2L3; J:143 mm; N:19mm; s1:32.55 mm; A1:18 mm; Designation of housing:F212N-; e:29 mm;
NN4926K	Designation of closed end cover:SCC212; Weight:4.51 kg; B:65.1 mm; Designation of bearing:UC212G2L3; J:143 mm; N:19mm; s1:32.55 mm; A1:18 mm; Designation of housing:F212N-; e:29 mm;

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NNU3021K Technical Articles

Maintenance Method of Linear Bearing

curing Maintenance of metal linear bearings: lubrication and friction: Linear bearings are injected with anti-corrosion oil. If lubricated with grease, the anti-corrosion oil should be removed by kerosene or organic solution first, then added...

Six Steps for Installation of Linear Bearings

In all kinds of machine equipments, linear bearings can give full play to the greatest performance and achieve the greatest economic benefits of automation and labor-saving. The characteristics of linear bearings are lightweight, corrosion resistance,...

Basic Structure of Rotary Bearing

Summary Rotary bearing is a kind of large bearing with special structure, which can bear large axial load, radial load and overturning moment at the same time. It has many functions, such as supporting, rotating, driving, fixing and so on. Basic...