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Home>Products>Cylindrical Roller Radial Bearings>3878A/3821 TIMKEN Cylindrical Roller Radial Bearings

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3878A/3821 TIMKEN Cylindrical Roller Radial Bearings

Name: 3878A/3821 TIMKEN Cylindrical Roller Radial Bearings
Brand: TIMKEN
SKU: 3878A/3821
Rating: 4.9 (5 reviews)

TIMKEN 3878A/3821 Bearing SPECIFICATIONS

Brand Name:TIMKEN
Model Number:
3878A/3821
Series:13600
Cone Part Number:13685A
Cup Part Number:13620
Design Units:Imperial
Bearing Weight:0.30 Kg
Cage Type:Stamped Steel
d:38.1 mm
D:69.012 mm

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3878A/3821 TIMKEN Cylindrical Roller Radial Bearings specification

Series:13600
Cone Part Number:13685A
Cup Part Number:13620
Design Units:Imperial
Bearing Weight:0.30 Kg
Cage Type:Stamped Steel
d:38.1 mm
D:69.012 mm
B - Cone Width:19.050 mm
C - Cup Width:15.083 mm
B:19.050 mm
R - Cone Backface To Clear Radius1:0.760 mm
r - Cup Backface To Clear Radius2:0.76 mm
da - Cone Frontface Backing Diameter:42.93 mm
db - Cone Backface Backing Diameter:43.94 mm
Da - Cup Frontface Backing Diameter:66.00 mm
Db - Cup Backface Backing Diameter:61.98 mm
Ab - Cage-Cone Frontface Clearance:1.3 mm
Aa - Cage-Cone Backface Clearance:0.5 mm
a - Effective Center Location3:-3 mm
C90 - Dynamic Radial Rating (90 million revolutions)4:3920 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5:15100 lbf
C0 - Static Radial Rating:15300 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2700 lbf
K - Factor7:1.45
e - ISO Factor8:0.4
Y - ISO Factor9:1.49
G1 - Heat Generation Factor (Roller-Raceway):20.7
G2 - Heat Generation Factor (Rib-Roller End):12.2
Cg - Geometry Factor:0.0713

TIMKEN 3878A/3821 3878A/3821 TIMKEN Cylindrical Roller Radial Bearings Exchange Guide

Cg - Geometry Factor	0.0656
Ab - Cage-Cone Frontface Clearance	1.5 mm
G1 - Heat Generation Factor (Roller-Raceway)	23.6
Bearing Weight	0.5 Kg
Series	2500
K - Factor7	2.14
a - Effective Center Location3	-8.6 mm
Ca90 - Dynamic Thrust Rating (90 million revolutions)6	2280 lbf
Y - ISO Factor9	2.19
Cup Part Number	2525
Cage Type	Stamped Steel
Cone Part Number	2559
Design Units	Imperial
C90 - Dynamic Radial Rating (90 million revolutions)4	4880 lbf
B - Cone Width	25.357 mm
R - Cone Backface To Clear Radius1	0.760 mm
r - Cup Backface To Clear Radius2	0.76 mm
d	30.163 mm
db - Cone Backface Backing Diameter	37.08 mm
C0 - Static Radial Rating	21200 lbf

3878A/3821 TIMKEN Cylindrical Roller Radial Bearings Interchange Guide
No.	Brand	d	T	D	B	C	r	R	a
4R3821	NTN	190 mm	-	270 mm	200 mm	1 260 kN	-	-	-
LL382149/10	ISO	698,5 mm	63,5 mm	819,15 mm	63,5 mm	50,8 mm	-	-	54,6 mm
LL382149/LL382110	Timken	698,5 mm	63,5 mm	819,15 mm	63,5 mm	50,8 mm	3,3 mm	3,3 mm	54,6 mm
JM738249A/JM738210	Timken	190 mm	46 mm	260 mm	44 mm	36,5 mm	2,5 mm	7,9 mm	10,9 mm
JM738249/JM738210	Timken	190 mm	46 mm	260 mm	44 mm	36,5 mm	2,5 mm	3 mm	10,9 mm
F-223821	INA	26	-	41,4 mm	-	-	-	-	-
33880/33821	Loyal	38,1 mm	27,783 mm	95,25 mm	28,575 mm	120 kN	-	-	7,6 mm
33880/33821D+X1S-33880	Timken	38,1 mm	63,5 mm	95,25 mm	-	52,385 mm	0,8 mm	3,5 mm	-
33885/33821	ISO	44,45 mm	27,783 mm	95,25 mm	28,575 mm	22,225 mm	-	-	7,6 mm
33885/33821D+X1S-33885	Timken	44,45 mm	63,5 mm	95,25 mm	-	52,385 mm	0,8 mm	0,8 mm	-
33889/33821	ISO	50,8 mm	27,783 mm	95,25 mm	28,575 mm	22,225 mm	-	-	7,6 mm

NJ348EMA TIMKEN Cylindrical Roller Radial Bearings	Ca90 - Dynamic Thrust Rating (90 million revolutions)7:6020 lbf; Cone Part Number:HM89443; G2 - Heat Generation Factor (Rib-Roller End):13.1; C0 - Static Radial Rating:26700 lbf; G1 - Heat Generation Factor (Roller-Raceway):28.9; C1 - Dynamic Radial Rating (1 million revolutions)6:24800 lbf; Ab - Ca
NJ322EMA TIMKEN Cylindrical Roller Radial Bearings	d:280 mm; Dynamic Load Rating:2,680,000 N; Center Guidance:Fixed Inner Ring Rib; B:140 mm; Axial Load Factor Y2:3.11; Axial Load Factor Y0:2.04; Static Load Rating:3,900,000 N; D:420 mm; Constant e:0.32; Limiting Speed - Oil:1,100 rpm; Retainer Material:Machined Brass; Fillet Radius/Chamfer:4 mm; En
NJ2322EMA TIMKEN Cylindrical Roller Radial Bearings	Aa - Cage-Cone Backface Clearance:0.04 in; Series:28500; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:10000 lbf; Ab - Cage-Cone Frontface Clearance:0.06 in; G1 - Heat Generation Factor (Roller-Raceway):46.4; K - Factor8:1.55; C1 - Dynamic Radial Rating (1 million revolutions)6:2
NCF2928V TIMKEN Cylindrical Roller Radial Bearings	Series:74000; Bearing Weight:34.7 lb; B - Double Cone Width:4.0000 in; R - Cone Frontface To Clear Radius1:0.060 in; T - Bearing Width across Cups:4.5000 in; C - Cup Width:1.8750 in; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:18600 lbf; Y2 - ISO Factor10:2.06; Y1 - ISO Factor9:1.38; K -
NJ2344EMA TIMKEN Cylindrical Roller Radial Bearings	Inside Ring Outside Diameter:204 mm; ra (max):3 mm; Bore Type:Cylindrical Bore; D:340 mm; Limiting Speed - Oil:2,000 rpm; Limiting Speed - Grease:1,700 rpm; Static Load Rating:1,050,000 N; Dynamic Load Rating:860,000 N; dc (min):211 mm; Radial Clearance:0.070 to 0.120 mm; Da (max):322 mm; ra1 (max):
NJ319EMA TIMKEN Cylindrical Roller Radial Bearings	Bolt Qty:4; L:560 mm; H1:190 mm; J:480.00 mm; Bearing:23040K; A1:210 mm; N:28 mm; Material :Cast Iron; H:375 mm; Adapter Sleeve1:H3040; Max Grease Speed:1500; Shaft Diameter d:180 mm; Housing:SNT 3040; A2:270 mm; C0 Static Load Rating:1760; Cage Type:EJ; N1:34 mm; A:260.00 mm; H2:80 mm; Locknut
NCF2924V TIMKEN Cylindrical Roller Radial Bearings	K - Factor7:1.61; T - Bearing Width across Cones:3.75 in; e - ISO Factor8:0.36; C - Double Cup Width:3.0000 in; Bearing Weight:14.75 lb; db - Cone Backface Backing Diameter:2.87 in; D:5.3750 in; r - Cup Frontface To Clear Radius2:0.06 in; G2 - Heat Generation Factor (Rib-Roller End):21; Aa - Cage-Co
NCF2932V TIMKEN Cylindrical Roller Radial Bearings	Bolt Hole Width N:17.5 mm; Dimension T:1.094 in; Static Load Rating:5210 lbf; Bolt Hole Spacing J:158.00 mm; Total Width A:2.189 in; Dynamic Load Rating:8740 lbf; Total Height H2:112.7 mm; Dimension L1:66.7 mm; Dimension B1:1.72 in; Bearing Type:Ball Bearing; Weight:6.116 lb; Bearing Number:GRA115RR
NCF2934V TIMKEN Cylindrical Roller Radial Bearings	r1:0.5 mm; Configuration:Single Row; Limiting Speed - Oil:5,000 rpm; B:37 mm; a (max):4.9 mm; ra (max):2 mm; Cy (max):7.3 mm; Limiting Speed - Grease:4,300 rpm; Fillet Radius/Chamfer:2.1 mm; Snap Ring Outside Diameter:169.7 mm; d:75 mm; Dx (min):172 mm; Da (max):148 mm; Static Load Rating:77,000 N;
NCF2930V TIMKEN Cylindrical Roller Radial Bearings	do - Ball Diameter:7.937500 mm; d:55 mm; Limiting Speed (Oil):37400 rpm; Ce - Dynamic Radial Rating1:19400 N; Da - Outer Ring Backing Diameter:83.300 mm; da - Inner Ring Backing Diameter:62.200 mm; Bearing Weight:0.399 Kg; Precision Class:ISO P4S (ABEC 7/9); Ball Type:STEEL; Contact Angle:15 º; Bear
NJ2222EMA TIMKEN Cylindrical Roller Radial Bearings	G:M24; A1:120 mm; Seal:TA524/ 4-3/16; N:26 mm; Material :Cast Iron; End Cover2:EC524-620; H2:45.0 mm; N1:32.00 mm; C0 Static Load Rating:772; Adapter Sleeve1:HA3124; Jmax:356 mm; H1:140.0 mm; Max Oil Speed:3200; Locating Rings (width x OD):SR215X14; J:350.00 mm; L:410.00 mm; Bearing:22224K; Hou
NJ328EMA TIMKEN Cylindrical Roller Radial Bearings	Radial Clearance:0.190 to 0.260 mm; Limiting Speed - Oil:1,300 rpm; dc (min):323 mm; Da (max):458 mm; Inside Ring Outside Diameter:320 mm; ra1 (max):4 mm; B:130 mm; Configuration:Single Row; db (max):318 mm; r1:5 mm; Limiting Speed - Grease:1,100 rpm; Bore Type:Cylindrical Bore; Fillet Radius/Chamfe
NCF2926V TIMKEN Cylindrical Roller Radial Bearings	Dimension J (Bolt Size):1.125 in; Pre Install Clearance Min:0.095 mm; e - Geometry Factor:0.26; Dimension K:2.31 in; Dimension BC:14.00 in; Oil Lubrication - M/N Seal:700 rpm; Shaft Size :125 mm; Engineering Group:Mounted Bearing; Housing Style:Round Flange; Bearing Number:22226; Dimensio
NCF2922V TIMKEN Cylindrical Roller Radial Bearings	Limiting Speed - Oil:940 rpm; Axial Load Factor Y2:4.35; Constant e:0.23; B:135 mm; D:560 mm; Retainer Material:Machined Brass; Weight:116.000 kg; Axial Load Factor Y1:2.92; Enclosure:Open; Configuration:Double Row; Roller Profile:Symmetric; Limiting Speed - Grease:750 rpm; ra (max):4 mm; Hole Diame

3878A/3821 TIMKEN Cylindrical Roller Radial Bearings Video

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Feb 17, 2015 — 3878 SKF. TAPERED ROLLER. 7. 3878 TIMKEN. TAPERED ROLLER. 11. 387AS TIMKEN. TAPERED ROLLER ... L3821. RHP SPECIAL.

TIMKEN 3878A/3821 Tapered Roller Bearings Tapered ...

TIMKEN 3878A/3821 Tapered Roller Bearings Tapered Single Metric ; Weight: 4.082 ; Minimum Buy Quantity: N/A ; Inventory: 0.0 ; Category: Mounted Units & ; EAN: ...

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2 TIMKEN TAPERED ROLLER BEARING CATALOG. HOW TO USE THIS CATALOG. We designed this catalog to help you find the Timken bearings.

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... bearing companies in the world, such as NSK, TIMKEN,NACHI, KOYO, NTN,SNR. ... Tapered Roller Bearing 3872A/3821 3878/3821 3878A/3821 3982/3920 3984.

Part Number 3878A - 3821, Tapered Roller Bearings - Timken ...

This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup ...

timken 3878A/3821 Tapered Roller Bearings/TS (Tapered Single ...

timken 3878A/3821 Tapered Roller Bearings/TS (Tapered Single) Imperial ; Brand Name, timken ; Model Number, 3878A/3821 ; Min.Order Quantity, 1 pcs ; Price ...

Foglio1 - Mondial Tecnica

1, EAN, Timken Product Code, Timken Part Number, Timken Online description ... 3821, 0087796358010, 190039966, 24164KEJW33W45AC4, 24164KEJW33W45AC4 ...

Roulement conique 3876-3821-timken - 38.1x85.725x30 ...

Tapered Roller Bearing 3876-3821-TIMKEN, Inner diam. 38.1 mm, Outer diam. 85.725 mm, Width 30.162 mm.

CYLINDRICAL ROLLER BEARING CATALOG TIMKEN ...

Timken tapered roller bearings minimize friction because of the interrelationship of the bearing's four basic parts: • The inner ring, or cone, ...

TIMKEN 3878A/3821 INTERCHANGE

Cylindrical Roller Radial Bearings Part series 3878A/3821 is a potential replacement for these common bearing part numbers:

NSK3878A/3821
SKF3878A/3821
NTN3878A/3821
FAG3878A/3821
TIMKEN3878A/3821
KOYO3878A/3821
NACHI3878A/3821
DODGE3878A/3821

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