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- Ingersoll Rand
- 47588446001 88142450
- Shaft Seal
- USA
- 90 × 12 × 66.6 mm
- 0.3 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Ingersoll Rand 47588446001 88142450 Shaft Seal is a sealing component used in compatible Ingersoll Rand compressor equipment. The associated part number 88142450 is identified as a shaft oil seal, with a three-lip seal configuration listed in compressor parts catalogs.
A shaft seal is fitted around a rotating shaft to help retain lubricating oil and limit leakage at the point where the shaft passes through a housing. During operation, the sealing lips maintain contact with the shaft surface while accommodating its rotation. Seal condition therefore affects oil containment around the rotating assembly.
In compressor maintenance, oil traces around a shaft or housing joint can indicate seal wear, but the surrounding components should also be inspected before the seal is replaced. Shaft surface damage, excessive shaft movement, contamination, or an incorrectly fitted replacement can contribute to repeat leakage.
When replacing this part, confirm that 88142450 matches the original component and its installation position. The supplied product title and part number should be retained for identification, while the actual seal configuration should be matched to the equipment being serviced.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Ingersoll Rand |
| Part Number | 47588446001 |
| Associated Part Number | 88142450 |
| Product Type | Shaft Seal |
| Seal Classification | Shaft Oil Seal |
| Seal Design | Three-Lip Type |
| Dimensions | 90 × 12 × 66.6 mm |
| Weight | 0.3 kg |
Product Features
- Shaft oil retention: Helps prevent lubricating oil from escaping around a rotating shaft.
- Three-lip configuration: The associated part number is listed as a three-lip shaft oil seal.
- Rotating-shaft sealing: Maintains contact at the shaft interface during normal rotation.
- Maintenance replacement: Supports repair of a leaking or worn seal when the part number matches the installed assembly.
- Equipment-specific selection: Requires confirmation of the shaft, housing, and original seal arrangement.
Working Principle
The shaft seal works through contact between its sealing lips and the rotating shaft. As the shaft turns, the lips maintain a sealing interface that restricts oil migration along the shaft and through the surrounding housing opening.
The sealing result depends on several conditions: the shaft surface must be suitable, the seal must sit correctly in its housing, and the sealing lips must remain undamaged. If the shaft is scored or the seal is installed unevenly, oil can pass through the interface even when a new seal is used.
A typical sealing arrangement is:
Lubricated Housing → Shaft Seal → Rotating Shaft
The seal does not correct excessive shaft movement or damage to the housing bore. During replacement, the mating surfaces should be checked for wear, contamination, and defects that could affect sealing. The installation method must follow the requirements for the specific assembly.
Role in the Compressor Sealing System
The shaft seal forms part of the boundary between a lubricated internal area and the surrounding environment. Its purpose is localized oil containment rather than airflow control or pressure regulation.
| Component | Function |
|---|---|
| 88142450 Shaft Seal | Restricts oil leakage around the shaft |
| Rotating Shaft | Transfers mechanical rotation within the assembly |
| Seal Housing | Locates and supports the shaft seal |
| Shaft Contact Surface | Provides the running surface for the sealing lips |
| Lubrication System | Supplies lubricant to the relevant mechanical components |
Industrial Applications
| Application | Typical Use |
|---|---|
| Compressor Maintenance | Replacing a worn shaft oil seal during repair |
| Rotating Equipment Service | Maintaining oil containment around a rotating shaft |
| Oil Leakage Investigation | Inspecting the seal when oil appears near the shaft opening |
| Scheduled Overhaul | Checking seal condition during disassembly of the relevant assembly |
| Corrective Maintenance | Replacing a damaged seal after the leakage source has been identified |
| Mechanical Assembly Repair | Restoring the sealing interface after component inspection |
Installation and Maintenance
- Verify the part number: Confirm that 88142450 matches the seal being replaced and the installed compressor assembly.
- Prepare the equipment: Shut down and isolate the compressor according to the applicable maintenance procedure.
- Inspect the leakage area: Identify the actual source of oil leakage before removing the seal.
- Remove the existing seal: Use an appropriate removal method to avoid damaging the shaft or seal housing.
- Inspect the shaft surface: Check the seal contact area for scoring, corrosion, wear, or other defects.
- Check the housing bore: Inspect the seal seat for damage or contamination that could prevent correct installation.
- Compare the replacement: Check the replacement seal against the removed component and confirm its orientation and configuration.
- Prepare the sealing surfaces: Clean the relevant surfaces and follow the specified installation requirements.
- Install the seal carefully: Avoid twisting, cutting, or deforming the sealing lips during installation.
- Check the installed position: Ensure that the seal is seated correctly and that its orientation matches the assembly requirements.
- Inspect after reassembly: Restore the equipment according to the applicable procedure and check for leakage during operation.
- Record the maintenance: Document the replaced part number and any shaft or housing damage found during inspection.
Compatible System Components
| Component | Relationship to the Shaft Seal |
|---|---|
| Rotating Shaft | Provides the surface against which the seal operates |
| Seal Housing | Holds the seal in its specified position |
| Lubrication System | Supplies oil to the relevant internal assembly |
| Adjacent Bearings | May affect shaft movement and sealing conditions |
| Mechanical Drive Assembly | Contains the rotating components associated with the seal location |
Recommended Related Models
| Part Number | Product Type | Selection Consideration |
|---|---|---|
| 88142450 | Shaft Oil Seal | Confirm the three-lip configuration and the installation location |
| 88142427 | Shaft Oil Seal | Listed as a related or replacement reference; verify interchangeability for the specific assembly |
| 39699418 | Shaft Oil Seal | Listed as a related or replacement reference; confirm application before substitution |
Key Advantages
- Helps retain lubricating oil around a rotating shaft.
- Supports targeted maintenance of a leaking shaft interface.
- Allows inspection of the shaft and housing during seal replacement.
- Provides a defined part number for maintenance identification.
Technical FAQs
What does the three-lip configuration mean for part 88142450?
The associated parts listing identifies 88142450 as a three-lip shaft oil seal. The exact arrangement and function of each lip should be confirmed against the installed seal design rather than inferred from the product name alone.
Can a new shaft seal stop leakage if the shaft surface is damaged?
Not necessarily. Scoring, wear, or other damage on the shaft’s sealing surface can prevent the sealing lips from maintaining proper contact. The shaft should be inspected before fitting a replacement seal.
What should be checked if oil leakage returns after replacement?
Inspect the seal installation, shaft contact surface, housing bore, and shaft movement. Repeated leakage may indicate an underlying mechanical problem rather than a defect in the replacement seal itself.
Are part numbers 88142427 and 39699418 direct substitutes for 88142450?
They are listed as related or replacement references in some parts listings, but direct interchangeability has not been established for every compressor configuration. Confirm the exact application before substituting one part number for another.