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Home>Products>TIMKEN NATIONAL SEALS>442251 TIMKEN NATIONAL OIL SEAL

TIMKEN 442251 MODELS

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442251 TIMKEN NATIONAL OIL SEAL

Name: 442251 TIMKEN NATIONAL OIL SEAL
Brand: TIMKEN
SKU: 442251
Rating: 4.9 (5 reviews)

TIMKEN 442251 Bearing SPECIFICATIONS

Brand Name:TIMKEN
Model Number:
442251
Series:28000
Cone Part Number:28158
Cup Part Number:28300X
Design Units:Imperial
Bearing Weight:0.4 Kg
Cage Type:Stamped Steel
d:40 mm
D:76.2 mm

Download TIMKEN 442251 Spec Sheet

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442251 TIMKEN NATIONAL OIL SEAL Product Identifiers

Series:28000
Cone Part Number:28158
Cup Part Number:28300X
Design Units:Imperial
Bearing Weight:0.4 Kg
Cage Type:Stamped Steel
d:40 mm
D:76.2 mm
B - Cone Width:20.940 mm
C - Cup Width:15.494 mm
B:20.625 mm
R - Cone Backface To Clear Radius1:1.520 mm
r - Cup Backface To Clear Radius2:1.52 mm
da - Cone Frontface Backing Diameter:44.96 mm
db - Cone Backface Backing Diameter:47.5 mm
Da - Cup Frontface Backing Diameter:71.88 mm
Db - Cup Backface Backing Diameter:68.07 mm
Ab - Cage-Cone Frontface Clearance:1.8 mm
Aa - Cage-Cone Backface Clearance:1.5 mm
a - Effective Center Location3:-4.8 mm
C90 - Dynamic Radial Rating (90 million revolutions)4:4390 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5:16900 lbf
C0 - Static Radial Rating:15500 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:3020 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):12.5
Cg - Geometry Factor:0.0709

442251 TIMKEN NATIONAL OIL SEAL pdf

TIMKEN 442251 442251 TIMKEN NATIONAL OIL SEAL Interchange guide

Oil Speed Rating Open/Shielded n2	12000 rpm
d	25.000 mm
Accessories	Snap-Ring
B	17.00 mm
Grease Speed Rating Open/Shielded n1	9800 rpm
D	62.0000 mm
Fillet Radius ra	1.00 mm
Basic Dynamic Radial Load Rating C	22900 N
Basic Static Radial Load Rating Co	15600 N

442251 TIMKEN NATIONAL OIL SEAL cross reference chart
No.	Brand	Width	Weight	Seal Type	Design Type	Lip Material	Solid / Split	Shaft Diameter	Outside Diameter
442251	Timken National Seals	0.500 in	0.05 lbs	Single Lip without Spring	44	Nitrile	Solid	1.719 in	2.565 in

7692S TIMKEN TIMKEN NATIONAL SEALS	SKU:6415-qbl; Clearance:Standard; B:45mm; Cage Type:Steel; Availability:In Stock; Weight:0.12 KGS; d:75mm; Seals or Shields:Open Type; D:190mm;
41292 TIMKEN NATIONAL SHAFT SEALS	Reference Speed Rating (r/min):30000; SKU:62012rs-timken; Static Load Rating (kN):3; Weight:0.04 KGS; Cage Type:Steel; Availability:In Stock; Seals or Shields:Two Rubber Seals; B:10mm; Clearance:Standard; D:32mm; Limiting Speed Rating (r/min):21000; d:12mm; Dynamic Load Rating (kN):6.8;
9613S TIMKEN NATIONAL OIL SEAL	Dw:3.5 mm; r1,2 min.:0.3 mm; Lw:17.8 mm; r2 max.:1 mm; r1 max.:0.8 mm; Mass needle roller:1.34 g;
6712NA TIMKEN TIMKEN OIL SEALS	Static Load Rating (kN):30.5; B:27mm; Cage Type:Steel; Weight:0.50 KGS; d:30mm; Oil Limiting Speed (r/min):8500; Grease Limiting Speed (r/min):6700; D:72mm; SKU:4306j-nsk; Clearance:Standard; Seals or Shields:Open Type; Dynamic Load Rating (kN):40; Availability:In Stock;
3604 TIMKEN TIMKEN OIL SEALS	Mass bearing:46 kg; Limiting speed:1100 r/min; Design variant/feature:NNU K/W33; Calculation factor kr:0.12; d:440 mm; D:540 mm; b:16.7 mm; F:470 mm; B:100 mm; D1 ≈:505 mm; ra max.:1.5 mm; K:9 mm; s max.:3.5 mm; Reference speed:1000 r/min; da min.:448 mm; Fatigue load limit Pu:186 kN; Basic dy
473336 TIMKEN TIMKEN NATIONAL SEALS	Basic dynamic load rating C:0.741 kN; ra max.:0.2 mm; Basic static load rating C0:0.25 kN; Reference speed:110000 r/min; B:5 mm; Calculation factor kr:0.03; Limiting speed:56000 r/min; da max.:5.9 mm; D:13 mm; Da max.:11.4 mm; d2 ≈:6 mm; Fatigue load limit Pu:0.011 kN; da min.:5.6 mm; r1,2 min
37003A TIMKEN NATIONAL SHAFT SEALS	Oil Speed Rating Open/Shielded n2:12000 rpm; d:25.000 mm; Accessories:Snap-Ring; B:17.00 mm; Grease Speed Rating Open/Shielded n1:9800 rpm; D:62.0000 mm; Fillet Radius ra:1.00 mm; Basic Dynamic Radial Load Rating C:22900 N; Basic Static Radial Load Rating Co:15600 N;
22282 TIMKEN TIMKEN NATIONAL SEALS	Clearance:Standard; Weight:0.02 KGS; Cage Type:Brass; d:320mm; B:121mm; Availability:In Stock; Seals or Shields:Open Type; D:480mm; SKU:23064-e1a-mb1-qbl;
473317 TIMKEN NATIONAL LIP SEAL	Seals or Shields:Open Type; Availability:In Stock; Clearance:C3; d:70mm; SKU:2214kjc3-qbl; Cage Type:Steel; Weight:0.02 KGS; B:31mm; D:125mm;

442251 TIMKEN NATIONAL OIL SEAL Video

National Multi-Purpose Seal 442251 | O'Reilly Auto Parts

Find the right National Multi-Purpose Seal for your vehicle at O'Reilly Auto Parts. Place your order online and pick it up at your local store for free.Housing Bore (in): 2.561 InchShaft Size (in): 1.718 InchDimensions (in): 1.718 X 2.565 X 0.500 InchShaft Size (mm): 43mm Rating: 5 · ‎2 reviews

Timken® 442251 | Turtle & Hughes

Timken® National® 442251 440000 Single-Lip Plain Round Oil Seal, 1.718 in ID x 2.565 in OD, 1/2 in W, Nitrile Lip, 60 to 80 Durometer, Domestic.

Multi Purpose Seal Timken 442251 for sale online | eBay

Shaft 1.718 in. Series 440000. Redicoat Yes. Material Nitrile. Housing Bore 2.561 in. Sealing Material Nitrile. See details - Multi Purpose OIL Seal FEDERAL ...

Timken National Seals 442251 - Motion

Buy Timken National Seals 442251 Nitrile Oil Seal - Solid, 1.719 in Shaft, 2.565 in OD, 0.500 in Width, 44 Design, Nitrile Lip Material at Motion Industries ...

Timken 442251 $7.87 Timken Seal, 442251 |

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TIMKEN 442251 SEAL

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Part Number 442251, Oil Seals Inch On The Timken Company

Oil seals are used wherever shafts rotate and bearings require lubrication. Available in inch and metric sizes, the Timken line of O-Ring Seal Kits have the ...

Timken 442251 Seal : Automotive

Timken Seals are designed to prevent leakage around valves, shafts, and other moving parts of the vehicle. They prevent fluid from leaking out between the ...

Timken National Seals 442251 - Motion Canada

Buy Timken National Seals 442251 Nitrile Oil Seal - Solid, 1.719 in Shaft, 2.565 in OD, 0.500 in Width, 44 Design, Nitrile Lip Material at Motion Industries ...Shaft Diameter: 1.719 inWidth: 0.500 in

Timken Bearings and Seals 442251 Trailer Wheel Bearing Seal

Timken Bearings and Seals 442251 Trailer Wheel Bearing Seal · Helping Prevent Lubricant Escape · Stop Harmful Contaminants From Entering Machinery Prevent ...

TIMKEN 442251 INTERCHANGE

TIMKEN NATIONAL SEALS Part series 442251 is a potential replacement for these common bearing part numbers:

NSK442251
SKF442251
NTN442251
FAG442251
TIMKEN442251
KOYO442251
NACHI442251
DODGE442251

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