Free shipping on orders over $100* (855) 256-8566
John Deere KK54789 KK54789: Hexagonal Flange Nut, M20 — OEM replacement part
Watch Video
KK54789 Genuine OEM

John Deere KK54789: Hexagonal Flange Nut Hardware — M20

Shop all John Deere parts

$8.11
Choose your location
Delivery
Get it by Thursday, October 8
Free delivery on orders $100+*
Check fit for your equipment
Confirm this part matches your model before you buy.
  • Free & easy returns · 30 days
  • Fulfilled by Everglades Equipment Group · Certified John Deere dealer
  • Talk to a parts specialist

Part details

About this item

Details

Part number
KK54789
Brand
John Deere · Genuine OEM
Category
Nuts & Washers
Type
John Deere Hardware
Condition
New · 1-year warranty
Fulfillment
Ship to home · Store pickup
Freight required
No — ships parcel
Weight
0.21 lb
Shipping & returns policy
  • Free shipping* on orders over $100 · in-stock orders typically arrive within 2-3 business days
  • Expedited shipping available at checkout
  • 30-day returns on unused items · 25% restocking fee may apply
  • Electrical & special-order items non-returnable

Description

Hexagonal Flange Nut designed for secure fastening in heavy-duty applications. Key specifications: 42.80 mm flange diameter, 30 mm width across flats, 20 mm thread size, 2.50 mm thread pitch, and 20 mm thickness. Additional specifications: Ideal for high-torque environments and ensures a tight, secure fit. Made from high quality general steel. Coated with zinc nickel low COF black finish for enhanced corrosion resistance
  • genuine John Deere OEM part
  • engineered to exact specifications

Verified fitment

Fitment

Part KK54789 fits the following equipment:

R4030#||#800R#||#R4023#||#R4045#||#600R#||#F4365#||#400R#||#F4365/800R PRECISION UPGRADES#||#R4038#||#R4030/408R PRECISION UPGRADES#||#R4038/410R PRECISION UPGRADES#||#R4045/612R PRECISION UPGRADES

Your history

Recently viewed

Sprocket, Split 36T40 3/4" Hex Bore

$169.50

Sprocket, Split 36T40 3/4" Hex Bore

Precision Planting · PP727050
SQUARE

$16.98

SQUARE

Kuhn · K8829760
Lock Nut

$95.79

Lock Nut

John Deere · E91971
BOSS

$16.98

BOSS

Kuhn · Z5189250
Sprocket, Lexion 500 (6") Elevator

$141.25

Sprocket, Lexion 500 (6") Elevator

Precision Planting · PP750042
Hub, Wheel Bearing

$22.60

Hub, Wheel Bearing

Precision Planting · PP756085

$8.11

KK54789

Added to Cart!

Complete Your Repair

Frequently bought together

Not sure if it fits?

Chat with our parts team

Subtotal
View Cart & Checkout
Secure
30-Day Returns
Support

We use cookies to analyze site traffic and improve your experience. Declining won't affect site functionality. See our Privacy Policy.