Free shipping on orders over $250* (855) 256-8566 Spend $25k a year, take 2% off — up to 5%
John Deere A78491 A78491: Hexagonal Head Flanged Screw, M8 X 37.74 — OEM replacement part
Watch Video
A78491 Genuine OEM · John Deere

John Deere A78491: Hexagonal Head Flanged Screw Hardware — M8 X 37.74

Shop all John Deere parts

$2.16
Choose your location
Delivery
Get it by Tuesday, November 24
Free delivery on orders $250+*
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
A78491
Brand
John Deere · Genuine OEM
Category
Bolts & Screws
Type
John Deere Hardware
Condition
New · 1-year warranty
Fulfillment
Ship to home · Store pickup
Freight required
No — ships parcel
Weight
0.04 lb
Shipping & returns policy
  • Free shipping* on orders over $250 · 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 Head Flanged Screw designed for secure fastening in various applications. Features a 13 mm (1/2 in) size with an 8 mm (5/16 in) thread size, ideal for robust connections. Includes a 1.25 mm (0.05 in) thread pitch and a total length of 37.74 mm (1 1/2 in) for precise fitting. Made from high quality steel for durability and strength. Finished with a zinc coating for enhanced corrosion resistance and longevity
  • genuine John Deere OEM part
  • engineered to exact specifications

Verified fitment

Fits 90 models

See all 90 models

Your history

Recently viewed

Screw

$1.58

Screw

John Deere · 19M9708
Tube

$3,568.86

Tube

John Deere · AA86345
Screw

$5.94

Screw

John Deere · F074760
Screw

$12.70

Screw

John Deere · AXE90691
Pin

$12.35

Pin

John Deere · AXE97268
Mounting Parts

$4,483.00

Mounting Parts

John Deere · CB11456293
Bracket

$1,115.89

Bracket

John Deere · CB11472988
Bracket

$3,129.52

Bracket

John Deere · CB11473055

$2.16

A78491

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.