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4R2438 NTN Cylindrical Roller Bearing

Name: 4R2438 NTN Cylindrical Roller Bearing
Brand: NTN
SKU: 4R2438
Rating: 4.9 (5 reviews)

NTN 4R2438 Bearing SPECIFICATIONS

We Provide 0.57 kg Mass needle roller and cage assembly 46 mm U Extensive 4R2438 NTN Cylindrical Roller Bearing Selection And Competitive 475 kN Basic static load rating C0 Wholesale NACHI BEARINGS OF AMERICA CORP. Pricing.
Brand Name:NTN
Model Number:
4R2438
Basic static load rating C0:475 kN
Mass needle roller and cage assembly:0.57 kg
U:46 mm
Ew:160 mm
Basic dynamic load rating C:140 kN
Fatigue load limit Pu:53 kN
Fw:150 mm
Limiting speed:3000 r/min

Download NTN 4R2438 Spec Sheet

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Thrust Spherical Roller Bearing Specification details

Basic static load rating C0:475 kN
Mass needle roller and cage assembly:0.57 kg
U:46 mm
Ew:160 mm
Basic dynamic load rating C:140 kN
Fatigue load limit Pu:53 kN
Fw:150 mm
Limiting speed:3000 r/min
Reference speed:2800 r/min

4R2438 NTN Cylindrical Roller Bearing pdf

NTN 4R2438 4R2438 NTN Cylindrical Roller Bearing Product Features

4R3228 NTN Cylindrical Roller Bearing	RG:3/8 NPT; h:42.069 mm; Stabilizing ring:2 x SR-1520; P120°:44.5 kN; End plug (suffix Y):EPR 12; Housing:FSAF 520; Ca:55.804 mm; Da:180 mm; Appropriate attachment bolt size G:0.75 in; J1:60.325 mm; P180°:48.9 kN; Pa:10.2 kN; Labyrinth ring:2 x LOR 101; R1:58.737 mm; H:217.488 mm; P60°:119 kN; P150°:40 kN; L:387.35 mm; Cap bolt recommended tightening torque:203.4 N·m; J min.:295.275 mm;
NN3926K NTN Cylindrical Roller Bearing	Fatigue load limit Pu:1800 kN; F:550 mm; Basic static load rating C0:22000 kN; Design variant/feature:BC4.10/W33WI; Mass bearing:500 kg; K:12 mm; B:450 mm; D:680 mm; Basic dynamic load rating C:8250 kN; d:500 mm; Calculation factor kr:620; r3,4 min.:2 mm; D1 ≈:621.6 mm; b:22.3 mm; r1,2 min.:6 mm; C:450 mm;
NN49/95 NTN Tapered Roller Bearing	a:5 mm; Mass bushing:1.7 kg; Coefficient of friction µ min.:0.08; Permissible sliding velocity v min.:0 m/s; Coefficient of friction µ max.:0.15; Tolerance shaft:e7; Specific static load factor K0:45 N/mm²; Permissible sliding velocity v max.:0.5 m/s; Specific dynamic load factor K:25 N/mm²; D:90 mm; d:75 mm; Tolerance housing:H7; α:124 °; B:100 mm; h:76.5 mm;
NNU4968K NTN Cylindrical Roller Bearing	Dynamic Load Rating:155.9 kN; D:295 mm; Radius:2 mm; d:200 mm; Static Load Rating:277.4 kN; B:35 mm; Oil Holes:3 mm; Da:258 mm; da:238 mm;
NN3026K	B4:4 mm; Thread grub screw G2:#10-32 UNF; Fatigue load limit Pu:0.2 kN; d:15.875 mm; Recommended diameter for attachment bolts, mm G:10 mm; Basic static load rating C0:4.75 kN; H:98.5 mm; J7:11 mm; Limiting speed:9500 r/min; B:22.1 mm; RG:1/4-28 UNF; Db1:50 mm; Housing material:Cast iron; Mass bearing unit:0.33 kg; A3:3.2 mm; J:76.5 mm; L:57 mm; Da:50.8 mm; Rα:45 °; DN:6.5 mm;
NN3030K NTN Cylindrical Roller Bearing	Ca1:65 mm; Ca2:63 mm; b1:7 mm; K:4 mm; C1:73.2 mm; Basic dynamic load rating C:583 kN; r min.:1.8 mm; d1 ≈:227.5 mm; D3:264 mm; D:270 mm; da min.:207 mm; b:5.2 mm; das:223 mm; Basic static load rating C0:1370 kN; +:0.2 mm; C2:2.9 mm; d:200 mm; Snap ring Seeger:SW 270; Snap ring in accordance with DIN 471:270x5; Fatigue load limit Pu:137 kN;
NN3038 NTN Tapered Roller Bearing	P180°:30.7 kN; J min.:215.9 mm; PosiTrac Plus contact element (db shaft position):B10724-79; J max.:247.65 mm; PG:1/8 NPT; S:3.175 mm; H1:82.55 mm; da:75 mm; P90°:45.4 kN; Ca:37.008 mm; dc:71.438 mm; Cap bolt recommended tightening torque:149.1 N·m; Mass pillow block:14.1 kg; P150°:25.4 kN; ba:32.544 mm; Max. speed for PosiTrac Plus seal:1450 r/min; Labyrinth ring (db shaft position):LOR 79;
NN3126 NTN Tapered Roller Bearing	Oil Holes:2 mm; Da:92 mm; D:100 mm; Static Load Rating:30.6 kN; B:13 mm; da:77 mm; Dynamic Load Rating:21.7 kN; Radius:0.6 mm; d:70 mm;
4R383 NTN Cylindrical Roller Bearing	B4:25.4 mm; d1:114.3 mm; B1:95.301 mm; Mass adapter sleeve assembly:3.8 kg; d3 max.:155.702 mm; Sleeve:S 26x4.1/2; d:130 mm; B:22.479 mm; Threads per inch:12; Hydraulic nut:HMVC 26E; G:129.692 mm;
NN4928 NTN Tapered Roller Bearing	D:45 mm; ra max.:0.3 mm; Da:40.5 mm; Fatigue load limit Pu:6.55 kN; db:34.5 mm; F:35 mm; Db:35.6 mm; E:40 mm; s max.:0.8 mm; r1,2 min.:0.3 mm; da:39.4 mm; Basic static load rating C0:56 kN; Basic dynamic load rating C:26.4 kN; Reference speed:12000 r/min; Mass bearing:0.16 kg; d:30 mm; Limiting speed:13000 r/min; B:26 mm;
4R4429 NTN Cylindrical Roller Bearing	d3 max.:131.902 mm; Hydraulic nut:HMVC 20E; d:100 mm; G:99.517 mm; B1:72.619 mm; Mass adapter sleeve assembly:2 kg; B4:21.438 mm; B:19.304 mm; Sleeve:S 20x3.7/16; Threads per inch:12; d1:87.313 mm;
4R4614 NTN Cylindrical Roller Bearing	PosiTrac Plus contact element:2 x B10724-140; Ca:95.809 mm; H2:69.85 mm; End plug (suffix Y):EPR 18; Cap bolt, SAE grade:8; PG:1/4 NPT; Da:309.999 mm; Initial grease fill:878.85 g; A2:247.65 mm; A1:171.45 mm; Cap bolt recommended tightening torque:1220 N·m; P150°:113 kN; Max. speed for PosiTrac Plus seal:950 r/min; L:628.65 mm; S:4.763 mm; Stabilizing ring:SR-34-0; Eye bolt:2 x 3/8-16 UNC;
NN3052K	B:2.5 mm; d2:98 mm; M:66.5 mm; Mass lock washer:0.053 kg; d1:85 mm; d:70 mm; f:8 mm;
NN4934K NTN Cylindrical Roller Bearing	P120°:280 kN; P90°:370 kN; Limiting speed:2800 r/min; Grub screws:7 x M 6; H:216 mm; da:90 mm; Basic static load rating C0:375 kN; N1:26 mm; H1:112 mm; Calculation factor Y2:4.2; B:86 mm; Pa:35 kN; Grease quantity for relubrication:13 g; Mass bearing unit:21 kg; J:320 mm; J7:40 mm; Basic dynamic load rating C:325 kN; Attachment bolt diameter G:24 mm; A:110 mm; H2:40 mm;
NNU4948K NTN Cylindrical Roller Bearing	d2 ≈:394 mm; Da min.:454 mm; r1,2 min.:5 mm; ra max.:4 mm; Mass bearing + sleeve:125 kg; da max.:425 mm; Limiting speed:1300 r/min; Basic static load rating C0:5000 kN; d3:400 mm; Ba min.:14 mm; B:133 mm; Ca min.:2.1 mm; Basic dynamic load rating C:2900 kN; d1:320 mm; db min.:355 mm; D:520 mm; B2:45 mm; B1:187 mm; Da max.:502 mm; Reference speed:950 r/min;
NNU4072 NTN Tapered Roller Bearing	Da min.:1025 mm; Basic static load rating C0:30500 kN; Limiting speed:450 r/min; d2 ≈:884 mm; da max.:883 mm; Operating clearance factor k2:0.094; D1 ≈:1077 mm; d:750 mm; Da max.:1180 mm; Ca min.:9.3 mm; ra max.:8 mm; Mass bearing:1802 kg; D:1220 mm; r1,2 min.:9.5 mm; da min.:790 mm; B:365 mm; s1 max.:33 mm; Basic dynamic load rating C:16000 kN; Reference speed:320 r/min; Fatigue load limit Pu:1800 kN;

No.	Brand	U	E	w	b	L	N	K	C
4R4811	NTN	-	-	-	-	-	-	-	-
NN303	NTN	-	-	-	-	679.45 mm	-	-	-
NN3068K	NTN	-	-	-	-	275 mm	-	-	-
NN3076	NTN	-	-	-	-	266.7 mm	-	-	-
NN3056K	NTN	-	-	-	-	-	-	-	-
NNU3048	NTN	-	-	-	-	-	-	7.5 mm	-
4R4804	NTN	-	-	-	-	304.8 mm	-	-	-
NNU4948	NTN	-	-	-	-	-	-	-	-
NN3036	NTN	-	-	-	-	387.35 mm	-	-	-
4R3042	NTN	-	-	-	-	-	-	-	106 mm
NNU48/600	NTN	-	-	-	-	-	-	-	-
NNU3088	NTN	-	-	-	-	330.2 mm	-	-	-
NNU493	NTN	-	-	-	-	-	-	-	-
NN3932	NTN	-	-	-	-	205 mm	20 mm	-	-
NN3972	NTN	-	-	50 mm	-	-	-	-	-
NN3032K	NTN	-	-	-	-	-	-	-	16 mm
NN3022K	NTN	-	-	-	-	-	-	-	-
NN4968	NTN	-	-	-	-	-	-	-	-
NN38/530	NTN	-	-	-	-	-	-	-	-
NN4956	NTN	-	-	50 mm	-	-	-	-	-
4R3229	NTN	-	-	-	-	-	-	-	12.7 mm
NNU38/8	NTN	-	-	-	-	-	-	-	-
NNU3022K	NTN	-	-	-	-	-	-	-	9.25 mm
NN3956	NTN	-	-	-	-	-	-	-	-

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