DC1226-OCB-HM-CX313 Cartridge Filter – 12.75″ x 26″, 80/20 Cellulose/Polyester, Closed Bottom Bolt Mount, 313 Pleats

The DC1226-OCB-HM-CX313 is a high-capacity cartridge filter designed for efficient dust collection in general industrial environments. Built with CX media—an 80/20 cellulose/polyester blend—it offers solid durability, good dust loading, and cost-effective performance for dry dust applications. This media type is well-suited for capturing powders, bulk solids, and process dust in facilities like metal shops, woodworking, plastics, and general manufacturing.

Measuring 12.75 inches OD by 26 inches in length, this model features 313 pleats, offering approximately 260–280 sq. ft. of filtration area. The OCB (Open/Closed Bolt) end cap style includes an open top with gasket and a closed bottom with center bolt hole, which enables secure mounting in vertical collectors. The HM core offers medium-duty internal support, suitable for standard pulse-cleaning systems.

Key Features:

• Size: 12.75″ OD x 26″ Length

• Media: CX – 80/20 Cellulose/Polyester Blend

• Pleat Count: 313

• Filter Area: ~260–280 sq. ft.

• End Cap Style: OCB – Open Top with Gasket, Closed Bottom with Bolt Hole

• Support Core: HM – Medium-duty galvanized helix core

• Efficiency Rating: MERV 11 equivalent

• Washable: No (dry use only)

• Max Operating Temp: 175°F (80°C)

• Applications: Metalworking, general fabrication, plastics, powder bulk material handling, ambient dust control

Cross-Reference Compatibility:

• Donaldson: P032358-016-340, 8PP-19215-01
• Environmental Filter: EO4426-CX313, EO4221, EO4378
• AAF, American Air Filter: 1835271-005
• BHA, Parker: 1212201
• TVS: T4-26C3153
• Camfil-Farr, Tenkay, Camfil APC: 078968-000
• Koch Filter: C33H127-110
• Fits vertical dust collectors using 12.75″ x 26″ bolt-mount filters with high pleat counts