SKF
SKF 19737 Shaft Seal HM14 2 x 2.371 x .25 in Nitrile Rubber
Rotary shaft seal for grease-lubricated agricultural machinery with 2 in ID, 2.371 in OD and 0.25 in width
- ColorTransparent
- SKF brand ensures reliable sealing performance
- HM14 design code fits specific shaft requirements
- Nitrile rubber lip resists oil, fuel and grease exposure
- 371 in outside diameter matches precise housing dimensions
- 2,970 RPM maximum speed suits agricultural machinery applications
SKF 19737 Rotary Shaft Seal
The SKF 19737 is a rotary shaft seal designed for grease-lubricated agricultural machinery. It fits a 2 inch inside diameter and a 2.371 inch outside diameter with an overall width of 0.25 inch. The single nitrile rubber lip handles animal and vegetable oils, diesel, gasoline, greases, hot water and light heating oil.
Pressure and Speed Limits
The HM14 design code specifies a maximum pressure of 10 psi and a maximum rotational speed of 2,970 RPM. These limits define the practical envelope for sealing performance in compatible equipment. Exceeding either value can cause premature lip wear or leakage. The uncoated case and absent spring suit low-pressure static or slow-rotation duties.
Nitrile Lip and Uncoated Case
The nitrile rubber lip resists a broad range of common fluids found in farm environments. The uncoated metal case requires a clean, undamaged bore for proper retention. With a single contact lip and no spring, installation must ensure square seating to maintain the sealing line during operation.
Highlights
- SKF brand ensures reliable sealing performance
- HM14 design code fits specific shaft requirements
- Nitrile rubber lip resists oil, fuel and grease exposure
- 371 in outside diameter matches precise housing dimensions
- 2,970 RPM maximum speed suits agricultural machinery applications
Specifications
| Brand | SKF |
|---|---|
| Color | Transparent |
Questions about this item
What does the HM14 design code tell me about the seal configuration?
The HM14 code identifies a single-lip rotary shaft seal with a nitrile rubber contact lip and no spring, suited for grease-lubricated agricultural machinery.
How does the 2,970 RPM maximum rotational speed limit actual use?
The seal is rated for up to 2,970 RPM; running the shaft faster can overheat the nitrile lip and cause premature leakage.
What fluids can the nitrile rubber lip handle without degrading?
The nitrile lip resists mineral oils, diesel, gasoline, greases, animal and vegetable oils, light heating oil and hot water.
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