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HomeHardware, Seals, & ConsumablesHardwareSprings1W-3963: Steering Pilot Valve Plunger Outer Spring
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Hardware, Seals, & ConsumablesHardwareSprings
1W-3963: Steering Pilot Valve Plunger Outer Spring
1W-3963: Steering Pilot Valve Plunger Outer Spring

Cat® Steering Pilot Valve Plunger Outer Spring maintains consistent tension on the plunger, ensuring smooth valve movement and stable steering control

Brand: Cat

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1W-3963: Steering Pilot Valve Plunger Outer Spring
1W-3963: Steering Pilot Valve Plunger Outer Spring
1W-3963: Steering Pilot Valve Plunger Outer Spring
1W-3963: Steering Pilot Valve Plunger Outer Spring
1W-3963: Steering Pilot Valve Plunger Outer Spring

Cat® Steering Pilot Valve Plunger Outer Spring maintains consistent tension on the plunger, ensuring smooth valve movement and stable steering control

Brand: Cat

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DiagramDescriptionSpecificationsCompatible Models
Parts diagram for 1W-3963
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Specifications for part number 1W-3963
Material Description: Steel
Notes: Solid Length: 23.11, Free length: 51.546, Assembled Length: 40.89, Load at Assembled Length: 66.28, Total Coils: 9.86, Spring Rate NMM: 6.22
Wire Diameter - C (in): 2.26
Material: Alloy Steel
Coating: Phos/oil
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Compatible Models for part number 1W-3963

TRACK-TYPE TRACTOR

D9R D8R II D6T D6N D8R D8GC D8N D8 GC

GEN SET ENGINE

3406

WHEEL TRACTOR

621 627B 621B 623B

RIPPER

8

WHEEL SCRAPER

621B

SOIL COMPACTOR

825C

EXCAVATOR

245

BULLDOZER

824S 8U 825 8SU 8A

WHEEL DOZER

824C

LANDFILL COMPACTOR

826C

WINCH

57H

WHEEL LOADER

980C

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Factory Fit

This part is designed to fit your Cat equipment based on the manufacturer’s specifications.

Any changes to the manufacturer’s configuration might result in the product not fitting your Cat equipment. Please consult your Cat Dealer before purchasing to ensure that this part is appropriate for your Cat equipment in its current condition and assumed configuration. This indicator cannot guarantee compatibility for all parts.

Remanufactured

Non-Returnable

Kit

Replaced

Remanufactured

Non-Returnable

Kit

Replaced