Description
Forward Lift 40642 Hex Nylon Insert Locknut 1/4"-20NC for CR18, 12K & OR14 4-Post Lifts
Replace missing, worn, or damaged lift hardware with the 40642 Hex Nylon Insert Locknut 1/4"-20NC, listed for use on CR18, 12K & OR14 4-Post Lifts. This hardware is used when servicing the specified Forward Lift assembly. Match the part number, size or description, and listed application before ordering.
Product Information
- Brand / Equipment: Forward Lift
- Manufacturer / Reference Part Number: 40642
- Store SKU: FOD06421
- Component: Hex Nylon Insert Locknut 1/4"-20NC
- Listed Application: CR18, 12K & OR14 4-Post Lifts
Fitment & Ordering Notes
Automotive lift manufacturers may use different parts across model years, production runs, or equipment revisions. Before ordering, compare the reference part number and the model/application information in this listing with the identification tag, parts manual, or original component on your lift. If your equipment uses a different part number, verify interchange before installation.
Additional Existing Product / Fitment Information
In the drawing images above this is part number 17 and 26 in the CR18-Parts drawing and part number 45 in the PARTS BREAKDOWN 12K 4-POST OPEN FR drawing and part number 45 in the PARTS BREAKDOWN OR14 14K 4-POST 20 drawing.
Fits the following lift models — part number 40642 appears in the parts breakdown of each of these lifts: Rotary Lift CR18, 12K Four-Post Open-Front, OR14 14K Four-Post.
Rotary Light Duty 4-post and low-rise parts line. Called out in the Main Lift Assembly, Main Assembly and Runways sections of the CR18, 12K 4-post open-front and OR14 14K parts breakdowns. Rotary cross-references this nut as the same part as 911403.
The nylon insert grips the bolt thread and resists vibration back-off, which is why Rotary uses it throughout the main assemblies of its 4-post lifts where hardware sees repeated loading cycles.
Direct OEM replacement for Rotary part number 40642 / 911403 (SKU ROY40642). Verify the position on your model’s parts breakdown.
Cross-check part number: Forward Lift 40642. This is a Forward Lift replacement part.


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