1541584 Pin-Spring Fits Caterpillar Models

One New Aftermarket Replacement Pin-Spring for Caterpillar (Cat) Equipment

This aftermarket replacement spring pin (also listed as Cat part number 154-1584) is a slotted spring-type fastener used to securely join components by expanding within a drilled hole, providing a resilient connection that resists shear and lateral forces. Spring pins of this type are commonly found in linkage assemblies, control mechanisms, and hardware connections across a wide range of Caterpillar construction, agricultural, and material-handling equipment. Published dimensions from aftermarket sources indicate an approximate size of 3.5 x 6 x 0.08 in. and a weight of approximately 0.02 lbs., consistent with a small-diameter roll/spring pin.

Specifications

• Type: Slotted spring pin (roll pin)
• Approximate dimensions: 3.5 x 6 x 0.08 in.
• Diameter: 16.51 mm (per Cat parts catalog listing for 154-1584)
• Weight: approx. 0.02 lbs.

Compatible Models

Caterpillar (Cat): Verify compatibility by part number 1541584 / 154-1584 against your machine serial number using Cat SIS or contact your dealer. This part number appears across multiple Caterpillar equipment lines including construction, ground-engaging, and undercarriage hardware applications.

Replaces Part Number(s):

1541584

New aftermarket replacement part - not remanufactured, not used.