SWITCH ASSEM. (engine oil pres.) 2Y4439 - Caterpillar

2Y4439 SWITCH ASSEM. (engine oil pres.) Caterpillar parts 621R, 930, 930R, 966C, 966R

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Alternative (cross code) number:
CA2Y4439
2Y-4439
2Y4439

Caterpillar 2Y4439 SWITCH ASSEM. (engine oil pres.)

Buy SWITCH ASSEM. (engine oil pres.) 2Y4439 Caterpillar genuine, new aftermarket tractor parts with delivery
WHEEL LOADER, WHEEL TRACTOR,

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Suno Power Adjustable Oil Pressure Switch Sensor 4-7 PSI 1/8-27NPT Steel Housing Compatible with Caterpillar CAT Replace# 2Y-4439 4D-4785 76575-4 765754 for Industrial Agricultural

$11.39

21 Nov 2025

CN: SUNOPOWER

Suno Power Adjustable Oil Pressure Switch Sensor 4-7 PSI 1/8-27NPT Steel Housing Compatible with Caterpillar CAT Replace# 2Y-4439 4D-4785 76575-4 765754 for Industrial Agricultural
Suno Power Replace Part Number: Engineered to replace# 2Y4439/ 4D-4785/ M4006-4/ 2Y-4439/ 76575-4/ 765754. || Compatible Vehicle: This industrial-grade oil pressure switch compatibility with Caterpillar CAT/ Hobbs Honeywell systems. || Durable Construction: Manufactured with heavy duty steel housing to withstands extreme industrial environments for long-lasting performance. || Precision Pressure Adjustment: Features an adjustable activation range from 4 to 7 PSI, allowing fine-tuned calibration for specific equipment requirements. || Widely Application: Suitable for various industrial hydraulic systems, generator sets, machinery, and heavy equipment.

Adjustable Oil Pressure Switch Sensor 765754 76575-4 4D-4785 1/8-27NPT Highest to 7 PSI Normally Open for Hobbs Honeywell M4006-4 Caterpillar CAT 2Y-4439

$15.50

27 Oct 2025

CN: ZhuangZhiMing-u

Adjustable Oil Pressure Switch Sensor 765754 76575-4 4D-4785 1/8-27NPT Highest to 7 PSI Normally Open for Hobbs Honeywell M4006-4 Caterpillar CAT 2Y-4439
NiuCAIDEP Part number:765754 || Applications:for Hobbs Honeywell M4006-4 Caterpillar CAT 2Y-4439

RATION for 4D4785 Switch 9G8010 2Y4439 2N7744 8N2326 2Y4437 6N2466 for Caterpillar (CAT)

$13.95

22 Oct 2025

US: prysiazh

RATION for 4D4785 Switch 9G8010 2Y4439 2N7744 8N2326 2Y4437 6N2466 for Caterpillar (CAT)
RATION For 4D4785 Switch 9G8010 2Y4439 2N7744 8N2326 2Y4437 6N2466 for Caterpillar (CAT) || Switch kit replacement designed for Caterpillar (CAT) equipment, includes MPNs 4D4785, 9G8010, 2Y4439, 2N7744, 8N2326. || Enhances performance and efficiency of your Caterpillar (CAT) machinery, includes MPNs 2Y4437, 6N2466. || Elevate your garden beauty with our precision garden replacement parts. || To ensure compatibility, please check the product dimensions and review the provided images closely.

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Number on catalog scheme: 4

Caterpillar 2Y4439 Parts scheme SWITCH ASSEM. (engine oil pres.)

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Compatible equipment models: 2Y4439:

WHEEL LOADER 930 930R 966C 966R

WHEEL TRACTOR 621R Caterpillar

Information:

(1) Locknut. Tighten locknut to a torque of ... 55 10 N m (40 7 lb ft)(2) Electronically controlled unit injector.Unit Injector Adjusting Instructions: a. Turn the unit injector rocker arm adjusting screw clockwise until contact is made with the unit injector.b. Turn the adjusting screw clockwise an additional ... 180 degrees (1/2 turn)c. Hold the adjusting screw in this position and tighten the locknut to a torque of ... 55 10 N m (40 7 lb ft)(3) Unit injector rocker arm assembly.(4) Rocker arm shaft. Diameter of shaft (new) ... 32.000 0.010 mm (1.2598 .0004 in)(5) Lifter group shaft.Diameter of shaft (new) ... 20.000 0.010 mm (.7874 .0004 in)Bore diameter in body of unit injector lifter assembly ... 20.050 0.015 mm (.7894 .0006 in)(6) Unit injector lifter assembly.