Marine Fasteners RP-1403 1/2 in. Marine Grade 18-8 Stainless Steel Flat Washers 50-Pack

The Marine Fasteners RP-1403 is a pack of 50 marine-grade flat washers sized for 1/2 in. fasteners. Constructed from 18-8 stainless steel, these washers are engineered to resist corrosion in saltwater and harsh marine environments, making them ideal for boat building, deck hardware, and onboard repairs.

Key Specifications:

• Bolt Size: 1/2 in.
• Inner Diameter (ID): 0.562 in.
• Outer Diameter (OD): 1.25 in.
• Thickness: 0.078 in.
• Material: 18-8 Stainless Steel
• Quantity: 50 washers per bag

Key Features:

• Marine-grade 18-8 stainless steel construction provides excellent corrosion resistance in saltwater and wet environments
• Distributes the load of threaded fasteners over a wider surface area, reducing stress and preventing surface damage
• Standard flat washer profile compatible with SAE hardware and marine-grade bolts, screws, and nuts
• Convenient 50-piece pack ideal for projects requiring consistent, reliable fastening

These flat washers are a dependable choice for marine hardware installations, deck fittings, through-hull applications, and general boat maintenance where corrosion resistance is critical.