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The Ingersoll Rand 47642700001 39911631 Oil Filter is a replacement filtration component used in compatible Ingersoll Rand compressor lubrication systems. It removes solid contaminants from circulating compressor oil before the oil returns to critical lubricated components.
In an oil-injected screw compressor, clean lubrication oil is necessary for the bearings, rotors, and other internal components that depend on controlled oil circulation. The oil filter forms part of this lubrication circuit by capturing particles that could otherwise circulate through the compressor.
The filter is commonly serviced as part of scheduled compressor maintenance. Its condition can be particularly important in machines operating for extended periods, where accumulated contamination can gradually increase flow resistance and reduce the effectiveness of the lubrication circuit.
Correct replacement should be based on the complete 47642700001 39911631 identification and the installed compressor configuration. During service, the filter sealing area, mounting connection, oil condition, and surrounding lubrication circuit should also be inspected.
| Parameter | Specification |
|---|---|
| Manufacturer | Ingersoll Rand |
| Model | 47642700001 39911631 |
| Product Family | Ingersoll Rand Compressor Filtration |
| Product Type | Oil Filter |
| Primary Function | Compressor lubrication-oil filtration |
| System Role | Lubrication system contamination control |
| Typical Application | Oil-injected screw compressor lubrication systems |
| Dimensions | 290 × 50 × 119 mm |
| Weight | 2.27 kg |
The 39911631 Oil Filter operates as a filtration stage within the compressor’s oil-circulation system. Contaminated lubrication oil enters the filter and passes through the filter media, where suspended particles are retained.
Compressor Oil Circuit → 39911631 Oil Filter → Filtered Lubrication Oil → Compressor Lubrication System
As the filter captures contaminants during service, the resistance to oil flow can increase. The compressor lubrication system must therefore be maintained within its intended operating conditions to ensure sufficient oil circulation.
The oil filter does not control oil pressure or compressor sequencing itself. Its role is to maintain oil cleanliness while allowing the lubrication circuit to continue supplying the compressor’s lubricated components. Filter loading, oil condition, sealing, and the surrounding oil circuit should be assessed together during maintenance.
The 47642700001 39911631 occupies the filtration stage of the compressor oil circuit. It works with the oil separator, oil cooler, oil lines, and compressor air-end to maintain the lubrication cycle.
Oil Separation / Collection → Oil Filter → Oil Cooling / Conditioning → Compressor Air-End → Oil Circulation
| System Element | Function |
|---|---|
| Compressor Oil Circuit | Circulates lubrication oil through the compressor system |
| 39911631 Oil Filter | Removes particulate contaminants from circulating oil |
| Oil Cooler / Conditioner | Manages oil temperature where applicable |
| Compressor Air-End | Uses circulating oil for lubrication and related functions |
| Oil Separator | Separates oil from compressed air in oil-injected systems |
| Oil Lines and Passages | Return oil through the lubrication circuit |
| Compressor Controller | Monitors and manages compressor operating conditions |
The filter should be evaluated as part of the complete lubrication circuit when diagnosing abnormal oil pressure, restricted flow, or contamination-related operating conditions.
| Application | Typical Use |
|---|---|
| Oil-Injected Screw Compressors | Filtration of circulating compressor lubrication oil |
| Manufacturing Plants | Compressor lubrication maintenance |
| Industrial Air Systems | Oil cleanliness management in compressed-air equipment |
| Production Facilities | Routine compressor filter servicing |
| Workshop Compressor Systems | Contamination control in lubrication circuits |
| Continuous-Duty Compressors | Scheduled oil filtration maintenance |
| Plant Utility Systems | Lubrication-system protection for compressor equipment |
| Component | Function |
|---|---|
| Ingersoll Rand Screw Compressor | Provides the compression and lubrication process |
| Compressor Air-End | Contains the primary compression and lubricated elements |
| Oil Separator | Separates oil from compressed air |
| Oil Cooler | Controls lubrication-oil temperature where fitted |
| Oil Circuit / Oil Lines | Circulates lubrication oil through the compressor |
| Oil Filter Housing | Provides the mounting interface for the filter |
| Compressor Controller | Monitors and controls compressor operating conditions |
| Oil Pressure Monitoring | Provides information on lubrication-system conditions |
| Model / Product Family | Product Type | Typical Application |
|---|---|---|
| Ingersoll Rand 47642700001 Filter Family | Compressor Oil Filter | Lubrication-oil filtration |
| Ingersoll Rand 39911631 | Oil Filter | Compressor lubrication maintenance |
| Ingersoll Rand Compressor Oil Filters | Filtration Components | Contamination control |
| Ingersoll Rand Screw Compressor Components | Compressor Spare Parts | Compressor maintenance |
| Ingersoll Rand Lubrication System Components | Lubrication Components | Oil circulation and filtration |
| Ingersoll Rand Oil Separators | Oil Separation Components | Oil-injected compressor service |
| Ingersoll Rand Oil Coolers | Oil Cooling Components | Lubrication temperature management |
| Ingersoll Rand Compressor Service Parts | Maintenance Components | Preventive compressor maintenance |
As contaminants accumulate in the filter media, resistance to oil flow can increase. Excessive restriction may affect the lubrication circuit and can contribute to abnormal operating conditions if the issue is not addressed.
Check the filter installation, sealing area, oil level, oil condition, and surrounding lubrication circuit first. The compressor’s monitoring and pressure indications should also be reviewed before determining whether the filter itself is responsible.
The condition of the used filter can provide useful information about contamination within the lubrication system. Unusual deposits or excessive particulate accumulation may indicate conditions that require further inspection rather than simply replacing the filter.
No. Physical fit is not sufficient for replacement selection. The complete part number, compressor configuration, filter connection, lubrication requirements, and applicable service documentation should be checked before installation.