OEM & Private Label
1R-1807 Engine Oil Filter
The NAKATU 1R-1807 is an aftermarket spin-on engine oil filter designed as a replacement for Caterpillar CAT 1R-1807. It helps capture particulate contaminants from engine lubricating oil in compatible filtration systems. Published applications include selected CAT 320D, 325D and 330B excavators, D6R dozers, 950G wheel loaders, and 3116, 3126, 3306 and C7 engines. Confirm the equipment serial number, mounting interface, filter dimensions and original part number before ordering.
Specifications
- Model:
- NAKATU 1R-1807 Engine Oil Filter
- Product Type:
- Oil Filter
- Replaces:
- Fleetguard LF3675, LF3973; Donaldson P551807; Baldwin B7700; WIX 57791; FRAM PH9376; Luber-Finer LFP3236; Hastings LF531XS
- Applicable engine number:
- CAT 320B, 320C, 320D, 325C, 325D, 330B excavators; D5M, D6H, D6R, D7R dozers; 950G, 950H, 962G, 962H loaders; 3116, 3126, 3304, 3306, C7 engines. Verify equipment serial number.
- Key Specifications:
- Height: 254.6 mm Largest Outside Diameter: 107.9 mm
- OEM Part Numbers:
- Caterpillar 1R-1807, 1R1807
Product Overview
The NAKATU 1R-1807 is an aftermarket spin-on engine oil filter designed as a replacement for Caterpillar CAT 1R-1807. It helps capture dirt, wear particles and other contaminants circulating in engine lubricating oil. The CAT reference product belongs to the Advanced Efficiency engine oil filter range and is used in selected construction machinery, industrial diesel engines and generator applications.
Key Features
- Spin-on engine oil filter configuration
- Helps capture particulate contaminants from lubricating oil
- Intended for compatible heavy-duty diesel engine lubrication systems
- CAT reference height: 254.6 mm
- CAT reference largest outside diameter: 107.9 mm
- Reference flow direction: out-to-in
- Reference mounting thread: 1-1/8-16 UNF, subject to confirmation
- Actual NAKATU filtration efficiency, bypass characteristics and dimensions require independent verification
Applications
CAT lists 1R-1807 for selected 320B, 320C, 320D, 323D, 324D, 325C, 325D, 329D and 330B excavators; D5M, D6H, D6N, D6R and D7R track-type tractors; and 950G, 950H, 962G and 962H wheel loaders.
Additional published applications include selected CAT 3116, 3126, 3126B, 3126E, 3304, 3306 and C7 diesel engines, as well as compatible motor graders, generator sets and industrial equipment.
Exact fitment depends on equipment serial number, engine arrangement, filter head, mounting thread, sealing configuration and original equipment part number.
Why Choose NAKATU?
NAKATU is an independent aftermarket filtration brand and supplier focused on replacement filters for heavy-duty trucks, construction machinery, agricultural equipment and industrial diesel engines.
Our product range includes engine oil filters, diesel fuel filters, fuel water separators, air filters and hydraulic filters.
We support international importers, distributors, wholesalers and equipment parts suppliers with product selection, cross-reference assistance, wholesale quotations and bulk purchasing solutions.
Cooperation options include OEM projects, private-label programs, product customization, customized packaging and export-oriented procurement arrangements, subject to confirmed specifications and order quantities.
NAKATU aims to support long-term global B2B cooperation through responsive communication, flexible sourcing and practical application guidance.
Quality & Supply Assurance
NAKATU supports product specification confirmation, dimensional verification and application matching before order placement.
Sample approval, inspection requirements, labeling, packaging specifications and shipment arrangements can be discussed according to customer needs.
For wholesale and long-term supply programs, customers should confirm approved samples, filtration requirements, bypass valve characteristics, mounting dimensions, sealing configuration and delivery terms before production or shipment.
Disclaimer
Caterpillar, CAT, Fleetguard, Donaldson, Baldwin, WIX and other third-party brand names and part numbers are used solely for compatibility identification.
NAKATU is an independent aftermarket filtration brand and supplier and is not affiliated with, authorized by, sponsored by or endorsed by these manufacturers.
Verify equipment serial numbers, original part numbers, mounting specifications and filter dimensions before ordering.
