Description
Forward Lift 40773 1-3/8"-6NC Hex Jam Nut for 12K & OR14 14K 4-Post Lift Main Assembly
Replace missing, worn, or damaged lift hardware with the 40773 1-3/8"-6NC Hex Jam Nut, listed for use on 12K & OR14 14K 4-Post Lift Main Assembly. 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: 40773
- Store SKU: FOD0773
- Component: 1-3/8"-6NC Hex Jam Nut
- Listed Application: 12K & OR14 14K 4-Post Lift Main Assembly
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
This is part number 25 in the drawing image above.
Fits the following lift models — part number 40773 appears in the parts breakdown of each of these lifts: Rotary Lift 12K Four-Post Open-Front, OR14 14K Four-Post.
Rotary Light Duty 4-post and low-rise parts line. Large-diameter jam nut called out in the Main Assembly and Runways sections of the 12K 4-post open-front and OR14 14K parts breakdowns.
This heavy jam nut locks large threaded components in the main assembly, typically cable or rod adjustments that set and hold the lift’s leveling, so the correct 1-3/8″-6NC size is essential.
Direct OEM replacement for Rotary part number 40773 (SKU ROY40773). Verify against your 12K or OR14 parts diagram.
Cross-check part number: Forward Lift 40773. This is a Forward Lift replacement part.


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