Product Overview

The Ingersoll Rand 47701891001 Air Filter Element is an intake-air filtration component designed for compatible industrial air compressors. It helps remove airborne dust, dirt, and other particulate contaminants before they enter the compressor’s air intake system.

Clean intake air is essential to the reliable operation of a rotary screw compressor. Airborne contaminants can enter the compression chamber and contribute to wear, contamination, and reduced equipment reliability. A properly selected and correctly installed air filter helps protect internal compressor components and maintain suitable airflow.

The 47701891001 is associated with Ingersoll Rand industrial compressor filtration applications. It is also referenced in parts listings alongside the earlier part number 39903281. Compatibility should always be checked against the compressor model, serial number, and applicable parts documentation.

The product information supplied for this listing includes dimensions of 385 × 390 × 195 mm and a weight of 3.20 kg. These values are useful for product identification, storage, and shipping planning. Before installation, maintenance personnel should also check the filter’s mounting arrangement, sealing surfaces, and physical condition.

The additional reference number 47560107001 should be treated as an associated catalog or maintenance reference until its exact relationship to 47701891001 is confirmed through the relevant compressor parts list.

Technical Specifications

Note: Filtration efficiency, micron rating, airflow capacity, and exact compressor compatibility should be confirmed using the manufacturer’s documentation for the specific compressor configuration.

Function and Working Principle

The 47701891001 air filter element works as the first filtration stage in the compressor’s intake-air path. It helps prevent airborne contaminants from entering the compression system while allowing the required volume of air to pass through.

1. Intake-Air Filtration

Industrial environments can contain dust, dirt, fibers, and other airborne particles. When a compressor draws in ambient air, these contaminants may enter the intake system unless an appropriate filtration element is installed.

The filter media captures particles as air passes through it. This helps reduce the amount of contamination reaching the compressor’s internal components.

2. Protection of Internal Components

Rotary screw compressors contain precision-engineered components that operate under demanding conditions. Contamination can contribute to abrasion, deposits, and premature wear.

By reducing the entry of airborne particles, the 47701891001 supports the protection of the compressor’s internal air path and compression components.

3. Maintaining Airflow

A compressor requires an appropriate volume of intake air to operate according to its design conditions. A clean filter allows air to pass through with less restriction than a heavily contaminated element.

As dust accumulates, the filter’s resistance to airflow can increase. Excessive restriction may affect compressor performance and operating conditions. Regular inspection and replacement help maintain the intended intake-air path.

4. Supporting Compressor Reliability

Air filtration is one part of a complete compressor maintenance program. The condition of the intake filter can influence the cleanliness of the compression system and the reliability of downstream equipment.

Replacing the filter at the recommended interval helps reduce the risk of operating with an excessively restricted or damaged element.

Role in Industrial Air Compressor Systems

The Ingersoll Rand 47701891001 is installed in the compressor’s intake filtration assembly. Its role is closely connected to airflow management, equipment protection, and routine preventive maintenance.

Intake-Air Protection

The filter helps prevent dust and particulate matter from entering the compressor. This is particularly important in industrial facilities where machinery operates near production processes, material handling, or other sources of airborne contamination.

Compressor Performance

An appropriately maintained intake filter helps the compressor receive air through the intended filtration path. A blocked or incorrectly installed element can increase intake restriction and may affect the compressor’s operating conditions.

Maintenance Management

Air filters are consumable maintenance components. Their condition should be monitored according to the compressor manufacturer’s maintenance schedule and actual operating environment.

Maintenance teams should record filter replacement dates, operating hours, and any abnormal restriction readings where monitoring equipment is available.

Protection of Downstream Equipment

The compressor supplies air to pneumatic tools, actuators, valves, and production equipment. Intake filtration helps protect the compressor itself, forming part of the broader strategy for maintaining clean compressed-air production.

The intake filter does not replace downstream compressed-air treatment equipment such as aftercoolers, moisture separators, or coalescing filters.

Industrial Applications

The 47701891001 is intended for compatible Ingersoll Rand compressor installations. Its use should be determined by the equipment’s official parts documentation rather than by physical dimensions alone.

1. Industrial Screw Air Compressors

Rotary screw compressors are widely used to provide continuous compressed air for industrial production. The intake filter helps reduce the amount of airborne contamination entering the compressor.

Correct filter selection is important because different compressor frames and airflow requirements may use different filter dimensions and configurations.

2. Manufacturing Facilities

Manufacturing environments may contain dust generated by machining, material handling, packaging, and production activities. Intake filtration helps protect compressor equipment operating in these conditions.

Regular inspection is particularly important where ambient air contains elevated levels of particulate matter.

3. Pneumatic Production Systems

Compressed air is used to operate pneumatic cylinders, control valves, air tools, and other automated equipment. The compressor’s intake filter contributes to the reliability of the compressed-air source.

It should be used together with the appropriate downstream filtration and air-treatment equipment required by the process.

4. Industrial Maintenance Installations

The 47701891001 may be required during scheduled compressor servicing or corrective maintenance. Keeping the correct replacement filter available can help reduce equipment downtime when the existing element reaches its service limit.

5. Large Compressor Installations

Some compressor configurations use multiple intake-filter elements or specific housing arrangements. Maintenance personnel should verify the required quantity and installation position from the equipment’s parts list before ordering.

Installation and Replacement Guidelines

Correct installation is necessary to ensure that intake air passes through the filter media rather than bypassing it.

1. Confirm the Part Number

Before installation, compare the replacement element with the original part number and the compressor’s parts documentation.

The 47701891001 is associated with 39903281 in several parts references. However, the correct replacement must still be confirmed for the specific compressor model and serial number.

2. Inspect the Filter Housing

Before installing the new element, inspect the housing for dust, debris, damaged surfaces, and signs of corrosion.

Clean the housing using an appropriate maintenance procedure. Avoid allowing loose contaminants to enter the intake duct while the filter is removed.

3. Check the Sealing Surfaces

The filter must fit correctly against its designated sealing surfaces. A damaged gasket, distorted housing, or incorrect installation can allow unfiltered air to bypass the filter media.

Check the sealing areas and mounting arrangement before securing the replacement element.

4. Install the Replacement Element

Position the filter according to the compressor manufacturer’s instructions. Ensure that it is seated correctly and that the housing is closed securely.

Do not force an element into a housing that appears incompatible. Differences in dimensions or sealing arrangements may indicate an incorrect replacement part.

5. Inspect the Intake System

After installation, inspect the intake ducting and surrounding connections. Confirm that all covers, clamps, and access panels are secured.

If the compressor uses an intake restriction indicator or differential-pressure monitoring arrangement, check the readings according to the manufacturer’s procedure.

6. Record the Maintenance Work

Record the replacement date, compressor operating hours, installed part number, and any observations about the removed filter.

This information helps maintenance teams plan future servicing and identify unusual contamination conditions.

Compatible System Components

The 47701891001 operates as part of a complete compressor air-intake and maintenance system.

These components are not necessarily included with the air filter. Their compatibility and replacement requirements depend on the compressor model.

Alternative Models and Replacement Considerations

The 47701891001 is associated with the earlier part number 39903281 in several supplier and parts references. Other Ingersoll Rand air filters may look similar but should not be considered interchangeable without confirming their specifications.

Before selecting an alternative, verify:

• Compressor model and serial number.
• Original filter part number.
• Filter housing dimensions.
• Outer and inner diameter.
• Overall height and installation clearance.
• Sealing design and mounting arrangement.
• Required airflow capacity.
• Filtration performance specified for the compressor.
• Number of elements required per housing.

A filter with similar dimensions may still have a different sealing arrangement or filtration specification. Physical fit alone does not establish technical compatibility.

Key Advantages

Effective Intake-Air Protection

The filter helps reduce the entry of dust and airborne particles into compatible compressor systems.

Support for Compressor Reliability

Proper intake filtration helps protect internal components from contamination and contributes to dependable compressor operation.

Designed for Industrial Maintenance

The 47701891001 is a replacement component intended for compressor service and preventive maintenance applications.

Helps Maintain Airflow

Replacing a contaminated or restricted filter helps restore the intended intake-air path, subject to correct installation and equipment condition.

Related Part Number Identification

The association with 39903281 in parts references can help maintenance teams identify the correct replacement when reviewing older equipment records.

Suitable for Planned Maintenance

Keeping the correct filter available supports scheduled service work and can help reduce delays caused by sourcing replacement consumables.

Technical FAQs

1. What is the Ingersoll Rand 47701891001?

It is an air filter element used in compatible Ingersoll Rand industrial compressor intake systems. Its function is to remove airborne contaminants before air enters the compressor.

2. What is the function of this air filter?

It captures dust and particulate matter from incoming air, helping protect the compressor’s internal components and maintain a suitable intake-air path.

3. Is 47701891001 related to 39903281?

Yes. Several parts references identify 39903281 as an earlier or associated part number for 47701891001. The exact replacement relationship should be checked against the compressor’s parts documentation.

4. What are the dimensions of this filter?

The supplied dimensions are 385 × 390 × 195 mm. Confirm the physical dimensions and mounting arrangement before ordering a replacement.

5. What is the weight of the 47701891001?

The supplied product weight is 3.20 kg. Shipping weight may differ depending on packaging.

6. Which compressors use this filter?

It is listed for certain Ingersoll Rand industrial compressor applications. Some parts references associate it with M300–350 equipment, but exact fitment should be verified using the compressor model and serial number.

7. Can 47701890001 replace 47701891001?

They are separate part numbers. Do not assume that they are interchangeable. Compare the manufacturer’s parts documentation, dimensions, sealing arrangement, and filtration requirements before substitution.

8. When should the air filter be replaced?

Replacement intervals depend on the compressor model, operating hours, ambient air quality, and the manufacturer’s maintenance schedule. Inspect the filter and restriction indicator where fitted.

9. What happens if the air filter becomes blocked?

A heavily restricted filter can reduce available intake airflow and increase pressure drop. This may affect compressor operating conditions and should be addressed through inspection and replacement according to the maintenance procedure.

10. Does this air filter remove moisture from compressed air?

No. Its primary purpose is intake-air particulate filtration. Moisture removal and compressed-air drying require appropriate downstream equipment, such as separators and air dryers.

Procurement and Maintenance Recommendations

When purchasing the Ingersoll Rand 47701891001, verify the complete part number and compare it with the compressor’s original parts list. If the equipment documentation also refers to 39903281, confirm that the cross-reference applies to the specific compressor model and serial number.

For replacement filters, inspect the product’s packaging, dimensions, sealing surfaces, and overall condition. Confirm whether the supplied item is an original Ingersoll Rand component or an aftermarket replacement, since filtration performance and construction may differ.

For maintenance planning, keep a record of compressor operating hours and filter replacement dates. In dusty environments, inspect the intake filter more frequently and follow the manufacturer’s guidance for restriction monitoring.

Do not clean or reuse a disposable filter element unless the manufacturer specifically permits that procedure. Improper cleaning can damage filter media or sealing surfaces and reduce filtration effectiveness.

When ordering in quantity, confirm the number of filter elements required for each compressor. Some installations use more than one element in a shared housing, so the quantity per machine should be checked before preparing a purchase order.

Conclusion

The Ingersoll Rand 47701891001 Air Filter Element is an intake filtration component designed for compatible industrial air compressors. By helping remove airborne dust and particulate contaminants, it supports the protection of internal compressor components and the maintenance of suitable intake airflow.

With supplied dimensions of 385 × 390 × 195 mm and a weight of 3.20 kg, this filter can be identified for industrial spare-parts and preventive-maintenance requirements. Its association with 39903281 provides an additional reference for parts identification, but final compatibility should always be confirmed against the compressor’s model and serial number.