This optimized application article is written for buyers, maintenance teams and parts distributors searching for air intake filtration for diesel generator engines and mobile compressors. It keeps the original URL but adds stronger search intent around C105003, 1001044160, 4461492, AS2474, real product images, internal links and purchasing data.
Application Image and Working Conditions
Generator and compressor filters support stable operation during long running hours. The scene image connects C105003, 1001044160, 4461492, AS2474 with intake cleanliness, fuel stability and scheduled maintenance for stationary power equipment.

Generator engines and compressors need stable intake airflow and reliable dust control under continuous operation. C105003 is commonly searched together with AH1140, 3I0020, PA2830 and CA6816, so a useful application page should connect those numbers with dimensions, efficiency and related service filters.
For Google indexing and B2B buyer conversion, an application article should not be only a short paragraph. It needs exact part numbers, operating conditions, dimensions, cross references, product links, category links and a clear checklist that helps a buyer confirm whether the replacement filter is correct.
Application conditions and SEO value
air intake filtration for diesel generator engines and mobile compressors requires reliable filtration under real operating conditions. For this reason, the content below combines the models C105003, 1001044160, 4461492, AS2474 with specifications, cross references and direct product links.
Model comparison table
| Product | Category | Key specification | Cross references | Application use |
|---|---|---|---|---|
| C105003 Donaldson Air Filter Element C105003 | air-filter-engine | OD: 99.82 mm Max Diameter: 266.7mm Body Length: 152.4mm | 99.7% | Leroi 438673, Fleetguard AH1140, Baldwin PA2830, Caterpillar 3I0020 | Air intake filtration for generator engines |
| 1001044160 Genuine 1001044160 Primary Fuel Filter for Weichai WP10, 6M16, and Baudouin 6M21 Diesel Engines | fuel-filter | Largest OD: 93.5 mm (3.681 in) Overall Height: 218.8 mm (8.614 in) Thread Size: M20 X 1.5 | 99% | fleetguard FS19584, Baudouin 16232127R | Fuel filtration for generator service kits |
| 4461492 Perkings Secondary Fuel Element 4461492 | fuel-filter | H: 155mm OD: 82mm | 99 ( 4 microns)% | Caterpillar 360-8960, Manitou 296854, Greyfriars F263, SF SK 48548/1 | Secondary diesel fuel filtration for mixed generator fleets |
| AS2474 Fleetguard Air Oil Separator Urea Filter AS2474 | urea-filter | OD: 76mm Thread Size: M16 x 1.5 L: 120mm Gasket OD: 70.2 mm Gasket ID: 60.5 mm | 99.8% | Donaldson P506086, Cummins 4931691, DAF 1686587, DAF 1532485 | Air-oil separator replacement for compressor service |
Product photos for identification
Use the following product photos to compare shell shape, end-cap layout, thread, gasket position and media structure before requesting samples or bulk quotation.




Selection notes by model
The notes below connect each model to its practical use in the application. Always compare the current sample, OEM number and installation position before final order confirmation.
Donaldson Air Filter Element C105003 C105003
C105003 is used for Air intake filtration for generator engines. Confirm OD: 99.82 mm Max Diameter: 266.7mm Body Length: 152.4mm, filtration efficiency 99.7%, service interval 200 hours. Useful cross references include Leroi 438673, Fleetguard AH1140, Baldwin PA2830, Caterpillar 3I0020.
MOQ: 100 pcs. Delivery: 15 days. Packaging: Moisture-proof bag+Cardboard box.
Genuine 1001044160 Primary Fuel Filter for Weichai WP10, 6M16, and Baudouin 6M21 Diesel Engines 1001044160
1001044160 is used for Fuel filtration for generator service kits. Confirm Largest OD: 93.5 mm (3.681 in) Overall Height: 218.8 mm (8.614 in) Thread Size: M20 X 1.5, filtration efficiency 99%, service interval 2000 hours. Useful cross references include fleetguard FS19584, Baudouin 16232127R.
MOQ: 20 pcs. Delivery: 10 days. Packaging: Baudouin.
Perkings Secondary Fuel Element 4461492 4461492
4461492 is used for Secondary diesel fuel filtration for mixed generator fleets. Confirm H: 155mm OD: 82mm, filtration efficiency 99 ( 4 microns)%, service interval 60,000 km. Useful cross references include Caterpillar 360-8960, Manitou 296854, Greyfriars F263, SF SK 48548/1.
MOQ: 200 pcs. Delivery: 15 days. Packaging: Moisture-proof bag+Cardboard box.
Fleetguard Air Oil Separator Urea Filter AS2474 AS2474
AS2474 is used for Air-oil separator replacement for compressor service. Confirm OD: 76mm Thread Size: M16 x 1.5 L: 120mm Gasket OD: 70.2 mm Gasket ID: 60.5 mm, filtration efficiency 99.8%, service interval 400,000 km. Useful cross references include Donaldson P506086, Cummins 4931691, DAF 1686587, DAF 1532485.
MOQ: 200 pcs. Delivery: 15 days. Packaging: Moisture-proof bag+Cardboard box.
Procurement checklist
- Confirm the OEM number, aftermarket cross reference and removed sample dimensions.
- Check whether the filter belongs to air intake, fuel, water separation, oil, hydraulic or air-oil separator service.
- For heavy-duty routes or continuous generator operation, keep stock before the recommended service interval.
- Ask for moisture-proof bag, carton packaging, MOQ, lead time and sample availability.
- Include product page links in the RFQ so model, image and specifications remain clear.
Internal links for buyers
- Donaldson Air Filter Element C105003 C105003
- Genuine 1001044160 Primary Fuel Filter for Weichai WP10, 6M16, and Baudouin 6M21 Diesel Engines 1001044160
- Perkings Secondary Fuel Element 4461492 4461492
- Fleetguard Air Oil Separator Urea Filter AS2474 AS2474
- Generator & Compressor application page
- air filter engine
- fuel filter
- urea filter
FAQ
Why are exact part numbers important?
Buyers usually search by model number or cross reference. Exact numbers help Google understand the page and help purchasing teams avoid wrong replacements.
Can several filters be quoted together?
Yes. Application-based sourcing is more efficient when air, fuel, oil and separator filters are quoted as a service kit.
How should the filter be verified before bulk order?
Confirm the OEM number first, then compare dimensions, thread or sealing structure, product photo and working condition.
Related Application Guides
Generator and Compressor Filter Guide: C105003, 1001044160, Perkins 4461492 and AS2474 / Weichai WP10 and Baudouin 6M21 Fuel Filter Guide: 1001044160, FS19584 and Related Generator Filters / Stationary Generator and Compressor Filter Guide: Air, Fuel and Separator Service Planning




