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Home>Products>Tapered Roller Bearing>M257248D/M25721 Timken Tapered Roller Bearing Assembly

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M257248D/M25721 Timken Tapered Roller Bearing Assembly

Name: M257248D/M25721 Timken Tapered Roller Bearing Assembly
Brand: Timken
SKU: M257248D/M25721
Rating: 4.9 (5 reviews)

Timken M257248D/M25721 Bearing SPECIFICATIONS

170 Million used M257248D/M25721 Timken Tapered Roller Bearing Assembly instantly searchable. Shop our large selection of 25 mm B parts based on brand, China Rexroth mnr 0510 Pump Supplier price, description, and location. Order the H7 Tolerance housing Tapered Roller Bearing with stock 10 N/mm² Specific dynamic load factor K ...
Brand Name:Timken
Model Number:
M257248D/M25721
Specific dynamic load factor K:10 N/mm²
B:25 mm
Tolerance housing:H7
Coefficient of friction µ max.:0.1
d:12 mm
Permissible sliding velocity v max.:5 m/s
Mass bushing:0.058 kg
Coefficient of friction µ min.:0.05

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M257248D/M25721 Timken Tapered Roller Bearing Assembly Code system

Specific dynamic load factor K:10 N/mm²
B:25 mm
Tolerance housing:H7
Coefficient of friction µ max.:0.1
d:12 mm
Permissible sliding velocity v max.:5 m/s
Mass bushing:0.058 kg
Coefficient of friction µ min.:0.05
Specific static load factor K0:20 N/mm²
D:25 mm
Permissible sliding velocity v min.:0.25 m/s
Tolerance shaft:h8

Timken M257248D/M25721 Specifications for Tapered Roller Bearing

NU217EMA Timken Tapered Roller Bearing Assembly	Basic Dynamic Radial Load Rating C:255000 N; Sealed Speed Rating n3:1800 rpm; d:100.000 mm; Accessories:Two Shields & Snap-R; Fillet Radius ra:2.50 mm; Grease Speed Rating n1:1800 rpm; Oil Speed Rating n2:2600 rpm; D:215.0000 mm; Basic Static Radial Load Rating Co:255000 N; B:82.60 mm;
M263349D/M26331 Timken Tapered Roller Bearing Assembly	Sealed Speed Rating n3:23000 rpm; D:22.0000 mm; d:8.000 mm; Accessories:One Seal; Basic Static Radial Load Rating Co:1360 N; Oil Speed Rating Open/Shielded n2:43000 rpm; B:7.00 mm; Basic Dynamic Radial Load Rating C:3250 N; Grease Speed Rating Open/Shielded n1:36000 rpm; Fillet Radius ra:0.30 mm;
NJ320EMA Timken Tapered Roller Bearing Assembly	Initial grease fill:379.89 g; ba:53.181 mm; h:46.831 mm; S:4.763 mm; R2:30.163 mm; da:106.362 mm; A1:120.65 mm; Housing:SAF 524; N1:22.225 mm; H2:53.975 mm; Cap bolt recommended tightening torque:400 N·m; A2:254 mm; H1:133.35 mm; Cap bolt:2 x 1-8 UNC; J min.:336.55 mm; Mass pillow block:47.2 kg; P180°:81.4 kN; Cap bolt, SAE grade:5; P120°:72.5 kN; P90°:111 kN;
L259749D/L25971 Timken Tapered Roller Bearing Assembly	dc:153.988 mm; P180°:113 kN; Initial grease fill:1672.65 g; P60°:290 kN; Labyrinth ring (dc shaft position):LOR 142; P150°:94.3 kN; da:160 mm; R2:42.069 mm; PG:1/4 NPT; R1:120.65 mm; Ca:123.8 mm; Appropriate attachment bolt size G:1.25 in; N1:34.925 mm; RG:1 NPT; H1:200.025 mm; H:401.637 mm; db:177.8 mm; J min.:549.275 mm; A1:190.5 mm; P120°:107 kN;
19146TD/19283 Timken Tapered Roller Bearing Assembly	Mass needle roller:1.19 g; r1,2 min.:0.3 mm; Lw:15.8 mm; r2 max.:1 mm; Dw:3.5 mm; r1 max.:0.8 mm;
EE526131D/52619 Timken Tapered Roller Bearing Assembly	Recommended diameter for attachment bolts, mm G:16 mm; d:49.213 mm; J:157 mm; J7:20 mm; s1:32.7 mm; A1:15 mm; Thread grub screw G2:3/8-24 UNF; Limiting speed:4000 r/min; L:116 mm; Recommended tightening torque for grub screw:16.5 N·m; SWN:7 mm; Basic static load rating C0:23.2 kN; RG:1/4-28 UNF; GN:1/4-28 SAE-LT; DN:6.5 mm; N:18 mm; B4:6.75 mm; A:43 mm; A3:3.2 mm; Db1:107 mm;
EE171000D/171436 Timken Tapered Roller Bearing Assembly	Fillet Radius ra:2.00 mm; B:35.00 mm; Basic Dynamic Radial Load Rating C:108000 N; Basic Static Radial Load Rating Co:69500 N; Sealed Speed Rating n3:3100 rpm; D:150.0000 mm; Oil Speed Rating Open/Shielded n2:5600 rpm; Grease Speed Rating Open/Shielded n1:4800 rpm; Accessories:Shield & Seal; d:60.000 mm;
LM757043TD/LM75701 Timken Tapered Roller Bearing Assembly	P180°:4400 kN; A:465 mm; Oil level, min.:116 mm; Cap bolt, size:M 42x320; Eye bolt, size:2 x M 48; N4 max.:40 mm; Mass housing:941 kg; Ca:268 mm; da:450 mm; P90°:5400 kN; L:1330 mm; H:920 mm; J1:260 mm; Da:790 mm; Appropriate attachment bolt, size G:48 mm; J:1110 mm; Q150°:3350 kN; Appropriate attachment bolt, rec. tightening torque:5450 N·m; P55°:11200 kN; A1:440 mm;
EE931170D/93125 Timken Tapered Roller Bearing Assembly	Fatigue load limit Pu:0.915 kN; s1:34.9 mm; r1,2 min.:1 mm; Limiting speed1):850 r/min; B1:56.3 mm; Basic static load rating C0:21.6 kN; Thread grub screw G2:3/8-24 UNF; C:22 mm; B4:6.75 mm; D:85 mm; Basic dynamic load rating C:33.2 kN; d2:62 mm; Calculation factor f0:14; B:42.8 mm; d1 ≈:56.8 mm; Hexagonal key size for grub screw N:4.763 mm; Mass complete bearing:0.84 kg; Recommended tightening torque for grub screw:16.5 N·m;
NP385417/NP439444 Timken Tapered Roller Bearing Assembly	H:161.925 mm; A1:79.375 mm; PG:1/8 NPT; P90°:59.6 kN; J min.:219.075 mm; Cap bolt, SAE grade:8; H1:82.55 mm; Housing:SAFS 515; H2:30.163 mm; P120°:36.9 kN; Pa:6.94 kN; L:285.75 mm; Appropriate attachment bolt size G:0.625 in; Mass pillow block:15.4 kg; Initial grease fill:68.04 g; S:3.175 mm; Labyrinth ring:2 x LOR 38; Cap bolt recommended tightening torque:149.1 N·m; Stabilizing ring:SR-15-0;
93826TD/93125 Timken Tapered Roller Bearing Assembly	Ca:89.789 mm; PosiTrac Plus contact element:2 x B10724-130; h:51.594 mm; Eye bolt:2 x 3/8-16 UNC; Da:289.999 mm; A1:158.75 mm; RG:3/4 NPT; Initial grease fill:793.8 g; J1:95.25 mm; Labyrinth ring:2 x LOR 130; Cap bolt:7/8-9 UNC; Cap bolt, SAE grade:8; H2:66.675 mm; End plug (suffix Y):EPR 16; Mass pillow block:129 kg; PG:1/4 NPT; L:558.8 mm; Appropriate attachment bolt size G:1 in; H1:169.875 mm; Stabilizing ring:SR-32-0;
NU2330EMA Timken Tapered Roller Bearing Assembly	Grease:5 300 min-1; Dynamic (Cr):56.219 kN; B:34.9 mm; ra:1.5 max; Oil:6 300 min-1; D:80 mm; Pu:2.150 kN; Bearing designation:3307 ; d:35 ; Weight:0.78 kg; a:54 mm; rs (min):1.5 mm; Da:71 max; Static (Cor):47.300 kN; da:44 min;

No.	Brand	L	B	a	G	d	w	D	M
EE921150D/92185	Timken	-	140 mm	7 mm	-	120 mm	-	140 mm	-
EE931170D/93125	Timken	-	42.8 mm	-	-	42.862 mm	-	85 mm	-
EE275106D/275158	Timken	-	-	-	-	-	-	-	-
LL876449D/LL87641	Timken	-	100 mm	-	-	420 mm	-	520 mm	-
NU219EMA	Timken	279.4 mm	-	-	-	-	-	-	-
EE724121D/724195	Timken	419.1 mm	-	-	-	-	-	-	-
EE650171D/65027	Timken	-	24 mm	28.9 mm	-	100 mm	-	-	-
EE631307D/631484	Timken	-	25 mm	-	M 36x3	35 mm	-	-	-
LM654644D/LM65461	Timken	869.95 mm	-	-	-	-	-	-	-
EE129119D/129174	Timken	-	31 mm	-	-	19.05 mm	-	-	-
EE738101D/738172	Timken	361.95 mm	-	-	-	-	-	-	-
NJ222EMA	Timken	419.1 mm	-	-	-	-	-	-	-
NU2224EMA	Timken	-	40.00 mm	-	-	55.000 mm	-	140.0000 mm	-
M268748D/M26871	Timken	-	14.00 mm	-	-	20.000 mm	-	47.0000 mm	-
EE324103D/32416	Timken	419.1 mm	-	-	-	-	-	-	-
EE234157D/23422	Timken	-	17.384 mm	16.987 mm	-	-	-	76.2 mm	-
NU316EMA	Timken	-	58 mm	-	-	130 mm	-	280 mm	-
LM763449D/LM76341	Timken	-	670 mm	-	-	650 mm	-	920 mm	-
M257149D/M25711	Timken	-	-	-	-	-	-	-	-
NU224EMA	Timken	-	32 mm	-	-	95 mm	-	170 mm	-
EE275106D/27516	Timken	-	-	-	-	-	-	-	-
M262448TD/M26241	Timken	-	20 mm	-	M 24x2	25 mm	-	-	-
NU2316EMA	Timken	-	190 mm	-	-	482.6 mm	-	733.425 mm	-
M255449D/M25541	Timken	-	70 mm	-	Tr 440x5	-	-	-	-
LM451349TD/LM45131	Timken	831.85 mm	-	-	-	-	-	-	-
EE134102D/134143	Timken	-	13 mm	-	-	30 mm	-	-	-
NP868174/329172	Timken	-	33.00 mm	-	-	140.000 mm	-	210.0000 mm	-
NJ324EMA	Timken	-	421 mm	-	-	482.6 mm	-	635 mm	-
EE138131D/138172	Timken	-	18.00 mm	-	-	40.000 mm	-	80.0000 mm	-
HM266449D/HM26641	Timken	-	43.00 mm	-	-	90.000 mm	-	190.0000 mm	-

M257248D/M25721 Timken Tapered Roller Bearing Assembly Video

Timken M257248D/M25721 INTERCHANGE

Tapered Roller Bearing Part series M257248D/M25721 is a potential replacement for these common bearing part numbers:

NSKM257248D/M25721
SKFM257248D/M25721
NTNM257248D/M25721
FAGM257248D/M25721
TIMKENM257248D/M25721
KOYOM257248D/M25721
NACHIM257248D/M25721
DODGEM257248D/M25721

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