CAT 396-0666 BEARING-SLV-GD

CAT 396-0666 YM Caterpillar Original Pin, the following is purely accurate original information (no additional description):

Core Parameters and Information

Item Details
Part Model: CAT 396-0666 YM (3960666) Cylindrical Pin

Part Type: Solid cylindrical pin, for hinge/connection/positioning

Material: 42CrMo alloy steel, tempered HRC 30–35

Key Dimensions: Diameter 40.00 mm (m6), Length 110.00 mm, chamfered ends 2×45°

Structural Features: Solid smooth shaft, no oil groove, no oil hole, no thread, finely ground surface

Surface Treatment: Blackening/phosphating + rust-preventive oil

Match Clearance: Clearance with bushing/hole 0.030–0.050 mm

Operating Temperature: -40℃ ～ +120℃

Shear Strength: ≥ 800 MPa

Weight: 1.08 kg Compatible Models and Assemblies

Excavators: CAT 320D2, 323D2, 326D2, 330D2 (boom/stick/bucket articulation)

Loaders: CAT 950M, 962M, 966M (rocker arm/linkage/bucket mechanism)

Bulldozers: CAT D6N, D6T, D7R (lift cylinder/blade mechanism)

Matching Parts: 396-0666 Pins, Bushings, Retaining Rings, Seals, Dust Covers

Installation and Fitting Points
Clean the holes/bushing inner bores, ensuring no burrs or rust; Ra≤0.8μm.

Cold press-fit or gently tap into place; avoid heavy impact.

After installation, radial clearance 0.030–0.050 mm, axial runout ≤0.05 mm.

Apply grease before assembly.