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Timken Co.
204501
1 3/4" Shaft Diameter; 3" Housing Bore; 1/4" Width; Single Lip w/o Spring; Internal; Shaft Seal
Item #100753395
- 1.75 in Shaft Diameter
- 3 in Housing Bore
- 0.25 in Overall Width
- Nitrile Rubber (NBR) Lip Material
- Grease Seal
description
- Radial shaft seals are used between rotating and stationary machine components, or between components in relative motion. HM21 seals are designed with a sealant coated metal case. They have a conventional double sealing lip made of elastomer. Typical applications include grease lubricated agriculture machinery.
applications
- Install with lip facing outward for maximum dirt exclusion
- Conveyor rollers and vehicle wheels
features
- Maximise the exclusion of contamination
- Accommodate low speed
- Easy installation
caution
- Not generally for oil retention
| Operating Temperature [Min] | -40 °F |
| Temperature Range [Max] | 225 °F |
| Misalignment & Runout (In. @ Feet Per Minute) | 0.010@500 |
| Temperature Range [Min] | -65 °F |
| Case Construction | Steel Case w/o Inner Case |
| Construction | HM21 |
| Spring Material | None |
| Cover/Compensation Ring/Plate Required | No |
| Solid | Yes |
| Housing Bore Dia. | 3 in |
| Lip Type | Single Lip |
| Seal Design | Grease Seal |
| Pressure | 3 psi |
| Seal Type | Grease |
| Shaft Dia. | 1.75 in |
| Case Design | Metal Case |
| Lubricant | Grease |
| Seal Application | Dirt Exclusion And Grease Retention At Slower Speeds, Maximum Dirt Exclusion |
| Lip Material | Nitrile Rubber (NBR) |
| Lip Style | Internal |
| Operating Temperature [Max] | 210 °F |
| Overall Width | 0.25 in |
| Speed | 0.02 ft/min |
| Inch/Metric | Inch |
| Design | HM21 |
| Installation | Housing Press Fit |
| Weight | 0.139 LB |
| EAN or UPC | 85311018913 |
