CAT 035-4759 SEAT

CAT 035-4759 is a Caterpillar genuine mechanical suspension operator seat (pure original factory information, no additional description), compatible with the cabs of loaders, excavators, bulldozers, and other equipment. It includes a three-point seatbelt, adjustable armrests, and lumbar support to enhance operating comfort and safety. It is compatible with 051-1876 seat rails, 053-2194 seatbelt assemblies, and 055-3478 armrest components.

Core Parameters and Information

Project Details
Part Model: CAT 035-4759 (0354759) Mechanical Suspension Operator Seat

Part Type: High-back mechanical suspension seat, suitable for long-term work conditions, reducing operator fatigue

Material: Seat cushion/backrest is made of wear-resistant and waterproof vinyl, frame is made of carbon steel (Q235), surface powder-coated, cage is made of engineering plastic

Key Dimensions: Seat width 480 mm, seat depth 450 mm, backrest height 680 mm, total height 920 mm, seat height adjustable range 380-500 mm, fore-aft adjustment travel 200 mm

Structural Features: Mechanical spring suspension (vertical travel 70 mm), manually adjustable weight (suitable for 60-120 kg weight), with lumbar support, adjustable armrests, headrest, three-point safety belt (length adjustable)

Surface Treatment: Frame black powder-coated, seat cushion/backrest black uncoated, stain-resistant and easy to clean

Compatible Voltage No electrical components (non-heated type), no power supply required, easy installation.
Weight: 28 kg (single piece, including seat belt and handrail)
Compatible Models and Assemblies
Compatible Parts: CAT 051-1876 Seat Rail, CAT 053-2194 Seat Belt Assembly, CAT 055-3478 Handrail Assembly
Compatible Equipment: CAT 950H/966H Loader, 320D/323D Excavator, D7E Bulldozer, and other construction machinery cabs
Matching Parts: 035-4759 Seat, 051-1876 Rail, 053-2194 Seat Belt, 055-3478 Handrail
Installation and Maintenance Points: Clean the cab floor mounting surface before installation, ensuring it is free of oil and rust. Align the rails with the floor bolt holes.

Secure the 051-1876 slide rail to the floor using M12×45 bolts, with a torque of 45-50 N·m. Then install the seat onto the slide rail and tighten the bolts.

Install the 053-2194 safety belt, ensuring the buckle is securely connected to the seat. Adjust the safety belt length to fit the operator’s body type.

After installation, adjust the seat’s fore-and-aft position, seat height, backrest angle, and lumbar support to ensure comfortable operation without interference.

Maintenance: Check the slide rail bolt torque and safety belt locking function monthly. Wipe the seat cushion/backrest with a neutral detergent to remove dirt, avoiding scratches from sharp objects. Replace any damaged parts promptly.