3T9562 Caterpillar 24V Glow Plug, compatible with the Caterpillar 3300 series and various other diesel engines and heavy machinery. I. Core Specifications (OEM Standard)

OE Model: 3T9562 (CAT Original)

Voltage: 24V (Not 12V)

Thread Specification: 3/8"-24 UNF (Imperial Fine Thread)

Hex Size (Across Flats): 10mm (0.37in)

Overall Length: Approx. 119mm (4.69in)

Installation Torque: 25–30 N·m

II. Compatible Engines (Mainstream Models)

Industrial Engines: 3304, 3306, D320A, D342C, D343, D346

Marine Engines: D333B, D334, D348

Truck Engines: 1676

III. Compatible Equipment (Typical Models)

Dozers: D4D, D6C, D7F, D10

Loaders: 955K/H, 977H/K, 988, 992/B

Others: 561B Pipelayer; 621/631C/633C Scrapers; 769/772 Mining Trucks

IV. Cross-Reference Models

CAT Original: 1P7324, 3S5160, 4S7824, 7M1634, 9H4577

Aftermarket/Generic: PK98, J5712024, 0250212 (Bosch Series)

V. Selection and Replacement Tips

Voltage Compatibility: This model is 24V; strictly prohibited for use in 12V systems.

Full Set Replacement: Replace as a complete set (according to the engine's cylinder count—4 or 6) to ensure uniform heating.

Installation Essentials: Clean the threaded holes, apply anti-seize compound, and tighten to the standard torque specification to prevent air leaks.

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