240 mm x 440 mm x 72 mm Inventory KOYO NAXK50Z Complex Bearings with easy-to-use parts graphics, giving you the NJ 248 MA Bearing number ability to check parts availability, Complex Bearings pricing, examine remanufactured SKF Brand options.
| Bearing number |
NJ 248 MA |
| Size (mm) |
440x240x72 |
| Brand |
SKF |
| Bore Diameter (mm) |
440 |
| Outer Diameter (mm) |
240 |
| Width (mm) |
72 |
| d |
240 mm |
| D |
440 mm |
| B |
72 mm |
| d1 |
313 mm |
| D1 |
365 mm |
| F |
295 mm |
| r1,2 - min. |
4 mm |
| s |
3.4 mm |
| da - min. |
257 mm |
| da - max. |
288 mm |
| db - min. |
317 mm |
| Da - max. |
423 mm |
| ra - max. |
3 mm |
| Basic dynamic load rating - C |
952 kN |
| Basic static load rating - C0 |
1370 kN |
| Fatigue load limit - Pu |
129 kN |
| Reference speed |
1600 r/min |
| Limiting speed |
2200 r/min |
| Calculation factor - kr |
0.15 |
| Category |
Bearings |
| Inventory |
0.0 |
| Manufacturer Name |
SKF |
| Minimum Buy Quantity |
N/A |
| Weight / Kilogram |
0 |
| Product Group |
B04144 |
| d1 ≈ |
313 mm |
| D1 ≈ |
365 mm |
| r1,2 min. |
4 mm |
| s max. |
3.4 mm |
| da min. |
257 mm |
| da max. |
288 mm |
| db min. |
317 mm |
| Da max. |
423 mm |
| ra max. |
3 mm |
| Basic dynamic load rating C |
952 kN |
| Basic static load rating C0 |
1370 kN |
| Fatigue load limit Pu |
129 kN |
| Calculation factor kr |
0.15 |
| Limiting value e |
0.2 |
| Axial load factor Y |
0.6 |
| Mass bearing |
53 kg |
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Bearing number:543552; Size (mm):35x72x22; Brand:FAG; Bore Diameter (mm):35; Outer Diameter (mm):72; Width (mm):22; d:35 mm; D:72 mm; B:22 mm; C:21 mm;
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Bearing number:RSL183034-A; Size (mm):170x242.85x67; Brand:INA; Bore Diameter (mm):170; Outer Diameter (mm):242,85; Width (mm):67; d:170 mm; Ew:242,85 mm; B:67 mm; Ba:61,4 mm; X:44 mm; d1:198,5 mm; r min.:2,1 mm; Weight:8,21 Kg; Basic dynamic load rating (C):710 kN;
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Bearing number:6913-2RU; Size (mm):65x90x13; Brand:KOYO; Bore Diameter (mm):65; Outer Diameter (mm):90; Width (mm):13; d:65 mm; D:90 mm; B:13 mm; C:13 mm; r min.:1 mm; da min.:70 mm; da max:71 mm; Da max.:85 mm; ra max.:1 mm; Weight:0,211 Kg; Basic dynamic load rating (C):17,4 kN; Basic static load rating (C0):16,1 kN; (Grease) Lubrication Speed:7100 r/min;
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Bearing number:NU307; Size (mm):35x80x21; Brand:NTN; Bore Diameter (mm):35,000; Outer Diameter (mm):80,000; Width (mm):21,000; d:35,000 mm; D:80,000 mm; B:21,000 mm; C:21,000 mm; Category:Roller Bearings; Inventory:0.0; Manufacturer Name:NTN; Minimum Buy Quantity:N/A; Weight / Kilogram:0.478; EAN:4547359145595; Product Group:B04144;
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Bearing number:K 25x31x21; Size (mm):31x25x21; Brand:SKF; Bore Diameter (mm):31; Outer Diameter (mm):25; Width (mm):21; Fw:25 mm; Ew:31 mm; U:21 mm; Basic dynamic load rating - C:0.023 kN; Basic static load rating - C0:0.038 kN; Fatigue load limit - Pu:0.005 kN; Reference speed:16000 r/min; Limiting speed:18000 r/min; Basic dynamic load rating C:23.3 kN; Basic static load rating C0:38 kN; Fatigue load limit Pu:4.75 kN; Mass needle roller and cage assembly:0.02 kg;
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Bearing number:30303R; Size (mm):17x47x15.25; Brand:KOYO; Bore Diameter (mm):17; Outer Diameter (mm):47; Width (mm):15,25; d:17 mm; D:47 mm; T:15,25 mm; B:14 mm; C:12 mm; a:10,5 mm; r min.:1 mm; r2 min.:1 mm; da min.:22,5 mm; da max:25 mm; Da min:40 mm; Da max.:41,5 mm; Db min.:42 mm; ra max.:1 mm; rb max.:1 mm; Weight:0,127 Kg; Basic dynamic load rating (C):27,4 kN; Basic static load rating (C0):24,5 kN; (Grease) Lubrication Speed:9200 r/min; (Oil) Lubrication Speed:12000 r/min; Calculation factor (e):0,28; Calculation factor (Y0):1,16; Category:Bearings; Inventory:0.0; Manufacturer Name:KOYO; Minimum Buy Quantity:N/A; Weight / Kilogram:0; Product Group:B04334; Bearing No.:30303R; r(min):1; r1(min):1; Cr:34.2; C0r:24.5; Cu:3.45; Grease lub.:9200; Oil lub.:12000; a(mm):10.5; da(min):22.5; db(max):25; Da(max):41.5; Da(min):40; Db(min):42; Sa(min):2; Sb(min):3; ra(max):1; rb(max):1; e:0.28; Y1:2.11; Y0:1.16; (Refer.)Mass(kg):0.127;
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Bearing number:NU332-E-MPA; Size (mm):160x340x68; Brand:NKE; Bore Diameter (mm):160; Outer Diameter (mm):340; Width (mm):68; d:160 mm; F:204 mm; D:340 mm; B:68 mm; C:68 mm; r1 min.:4 mm; r2 min.:4 mm; r3 min.:4 mm; r4 min.:4 mm; S:5,6 mm; Weight:32,3 Kg; Basic dynamic load rating (C):964 kN; Basic static load rating (C0):1066 kN;
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Bearing number:FT4; Size (mm):17.463x34.138x14.3; Brand:INA; Bore Diameter (mm):17,463; Outer Diameter (mm):34,138; Width (mm):14,3; d:17,463 mm; D:34,138 mm; T:14,3 mm; m:0,059 kg / Weight; Ca:3400 N / Dynamic load rating (; C0a:1850 N / Static load rating (a; Category:Thrust Ball Bearings; Inventory:0.0; Manufacturer Name:SCHAEFFLER GROUP; Minimum Buy Quantity:N/A; Weight / Kilogram:0.034; Product Group:B00308; Rolling Element:Ball Bearing; Thrust Bearing:Yes; Single or Double Direction:Single Direction; Banded:No; Cage Material:Steel; Precision Class:ABEC 1 | ISO P0; Component Description:Roller Assembly Plus Raceways; Other Features:Single Row; Long Description:11/16" Bore 1; 11/16" Inch - Metric:Inch; UNSPSC:31171552; Harmonized Tariff Code:8482.10.50.08; Noun:Bearing; Keyword String:Ball Thrust; Weight / LBS:0.144; Overall Height with Aligning Washer:0 Inch | 0 Millimeter; Bore 1:0.688 Inch | 17.475 Millimeter; Height:0.563 Inch | 14.3 Millimeter; Outside Diameter:1.344 Inch | 34.138 Millimeter; Bore 2:0.688 Inch | 17.475 Millimeter;
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Bearing number:GEFZ19T; Brand:AST; Bore Diameter (mm):19,05; Outer Diameter (mm):36,5125; Bearing Type:plain; Bore Dia (d):0.7500; Outer Dia (D):1.4375; Outer Width (Bo):0.5930; Inner Width (Bi):0.7500; Dynamic Load Rating (Cr):13,263; Static Load Rating (Cor):19,782; Max. shaft corner radius, or 45 deg. chamfer (ch1):0.012; Max. housing corner radius, or 45 deg. chamfer (ch):0.044; Spherical Diameter (dk or Dk):1.187; Mis-alignment Angle (a deg.):9; Weight (g):94.00; Material:Outer ring made from carbon st;
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Bearing number:MJT 4.1/2; Size (mm):114.3x238.125x50.8; Brand:SIGMA; Bore Diameter (mm):114,3; Outer Diameter (mm):238,125; Width (mm):50,8; d:114,3 mm; D:238,125 mm; B:50,8 mm; C:50,8 mm;
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Bearing number:AR 24 130 225; Size (mm):130x225x24; Brand:KOYO; Bore Diameter (mm):130; Outer Diameter (mm):225; Width (mm):24; d:130 mm; D:225 mm; B1:24 mm; Ea:214 mm; Eb:138 mm; Weight:3,6 Kg; Basic dynamic load rating (C):510 kN; Basic static load rating (C0):2640 kN;
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Bearing number:GAC85S; Size (mm):85x130x29; Brand:AST; Bore Diameter (mm):85; Outer Diameter (mm):130; Width (mm):29; Bearing Type - steel-on-steel:steelonsteel; Bore Dia (d):85.0000; Outer Dia (D):130.0000; Width (B):29.0000; Outer Width (Bo):26.5000; Inner Width (Bi):29.0000; Dynamic Load Rating (Cr):284,000; Static Load Rating (Cor):1,422,000; Max. shaft corner radius, or 45 deg. chamfer (ch1):1.100; Max. housing corner radius, or 45 deg. chamfer (ch):1.100; Spherical Diameter (dk or Dk):122.000; Mis-alignment Angle (a deg.):2; Lubrication Groove Location (A):14.500; Spherical Center Location (S):9; Weight (g):1,610.00; Material:52100 Chrome steel, or equival;
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Bearing number:GEFZ19T; Brand:AST; Bore Diameter (mm):19,05; Outer Diameter (mm):36,5125; Bearing Type:plain; Bore Dia (d):0.7500; Outer Dia (D):1.4375; Outer Width (Bo):0.5930; Inner Width (Bi):0.7500; Dynamic Load Rating (Cr):13,263; Static Load Rating (Cor):19,782; Max. shaft corner radius, or 45 deg. chamfer (ch1):0.012; Max. housing corner radius, or 45 deg. chamfer (ch):0.044; Spherical Diameter (dk or Dk):1.187; Mis-alignment Angle (a deg.):9; Weight (g):94.00; Material:Outer ring made from carbon st;
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Bearing number:NK55/25; Size (mm):55x68x25; Brand:FBJ; Bore Diameter (mm):55; Outer Diameter (mm):68; Width (mm):25; d:55 mm; D:68 mm; C:25 mm; Weight:0,193 Kg; Basic dynamic load rating (C):41 kN; Basic static load rating (C0):82 kN; (Grease) Lubrication Speed:5000 r/min;
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Bearing number:UCC212; Brand:KOYO; Bore Diameter (mm):60; Width (mm):65,1; d:60 mm; r:2,5 mm; A:38 mm; B:65,1 mm; H:130 mm; S:25,4 mm; Weight:2,6 Kg; Basic dynamic load rating (C):52,4 kN; Basic static load rating (C0):36,2 kN; Bearing No.:UCC212; Cr:52.4; C0r:36.2; f0:14.4; (Refer.)Unit mass(kg):2.6; Nipple size:1/4-28UNF;
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