Trailer Jack Component | Jack | Male pipe (inside pipe) | 2" O.D | 40-045

Trailer Jack Component | Jack | Male pipe (inside pipe) | 2" O.D | 40-045

This trailer jack component is specified as Jack, Male pipe (inside pipe), 2" O.D., 9/16" pin hole size. For 5-8K SW round tube jack and 5K square tube jack. Use part number 40-045 when matching or reordering this component. It is intended for service, repair, or replacement work where the listed dimensions and application details match the trailer.

Key Specifications

• Jack
• Male pipe (inside pipe)
• 2" O.D
• 9/16" pin hole size. For 5-8K SW round tube jack and 5K square tube jack
• Part/SKU: 40-045

Application and Fitment

Designed for compatible trailer jacks applications. Confirm rated lift capacity, mount style, travel, tube size, handle orientation, and foot or wheel requirements. Trailer parts that look similar can use different dimensions or ratings, so use the stamped part number and physical measurements as the final fitment check.

Before You Order

Inspect the related components for wear and compare every listed measurement with the part being replaced. Installation should follow the trailer or component manufacturer's procedures and applicable torque specifications.

Why Buy from Trailer Parts Plus?

Trailer Parts Plus supplies practical replacement trailer jacks for utility, cargo, boat, equipment, and commercial trailers. Need help confirming 40-045? Have your axle rating, measurements, and existing part numbers ready so the correct match can be verified.