Baldwin PT670 Engine Oil Filter

Brand Baldwin PT670
Contains Reinforced centertube
End Seals [2] attached
Fits "american hoist & derrick, caterpillar, clark, gardner denver, ko
Furnished Gasket "{g171}, {g214}, [1] included"
Height 9 9/32
Height (mm) 235.7
Inside Diameter 1 1 19/32
Inside Diameter 1 (mm) 40.5
Optional Gasket "{g115-msb}, {g342}, {g435}"
Outside Diameter 1 3 15/16
Outside Diameter 1 (mm) 100
Related to {pt7332} (with metal wrapper)
Replaces Caterpillar 1r0659; deutz 1161212; komatsu 611-4505-100
Fits —

Reinforced centertube. Adds strength to the oil filter’s internal structure.

Attached end seals. Helps maintain a secure seal in service.

Includes gasket. One furnished gasket is included for installation.

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Baldwin PT670 Engine Oil Filter

The Baldwin PT670 is an engine oil filter built for heavy-duty equipment that needs dependable oil filtration and stable internal support. It features a reinforced centertube, attached end seals, and a large canister-style form factor for industrial and off-highway applications.

Compatible With Caterpillar, Komatsu, Clark, and other equipment platforms that use this filter style, Baldwin PT670 is a direct replacement choice for maintenance on American Hoist & Derrick, Gardner Denver, Koehring, LeRoi, and Link-Belt Equipment applications. The PT670 part number is also referenced for service cross-checking against OE-style replacements.

Key Features

  • Reinforced centertube for internal structural support
  • Attached end seals for consistent sealing surfaces
  • Height: 9 9/32 in. (235.7 mm)
  • Outside diameter: 3 15/16 in. (100 mm)
  • Inside diameter: 1 19/32 in. (40.5 mm)
  • Furnished gasket options include {G171} and {G214}
  • Optional gasket references: {G115-MSB}, {G342}, {G435}
  • Replaces Caterpillar 1R0659, Deutz 1161212, and Komatsu 611-4505-100

Detailed Description

Baldwin PT670 is an engine oil filter designed for equipment owners and service technicians who need a reliable replacement for Caterpillar, Komatsu, and related industrial machinery. The reinforced centertube helps maintain filter integrity under demanding operating conditions, while the attached end seals support proper sealing during service intervals. With its specified dimensions and gasket references, PT670 is suited for maintenance work where exact filter sizing matters. If you are sourcing a Baldwin PT670 oil filter for Caterpillar equipment or checking a Komatsu 611-4505-100 replacement, this part number provides a practical match for the listed applications.

This part cross-references Caterpillar 1R0659 and Komatsu 611-4505-100 for the same application.

Common Service Issues It Can Address

  • Restricted oil flow caused by a loaded or worn filter element
  • Loss of filtration efficiency from extended service intervals
  • Seal leakage at the filter interface
  • Internal filter collapse concerns in demanding equipment use
  • Incorrect replacement selection when matching OE-style part numbers

Installation Notes and Tips

Verify the filter dimensions, gasket reference, and OE cross-reference before installation. Confirm the housing style on the equipment and compare the old filter to Baldwin PT670 to ensure the outside diameter, height, and inside diameter match the application. Clean the mounting surface, lubricate the gasket as required by service procedure, and tighten to the equipment manufacturer’s specification.

Quality Assurance

Baldwin filtration products are widely used in heavy-duty and industrial maintenance programs. PT670 is built to the listed specifications for replacement service on compatible Caterpillar and Komatsu applications, including equipment such as American Hoist & Derrick, Clark, Gardner Denver, Koehring, LeRoi, and Link-Belt Equipment.

This part fits 0 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes