Providing marine products for more than 40 years

Bow and Stern Eyes Banner

Bow and Stern Eyes (BESS)

  • 304 or 316 stainless steel for marine applications
  • Easy to install - all 4 nuts adjustable to conform to surfaces, and later on, to compressed walls, if needed
  • Stainless steel exterior adjusting nuts & stainless or zinc plated interior nuts in either standard or lock nuts
  • Available in 3/8", 7/16", 1/2", 5/8" & other thread sizes with either cut or rolled threads
  • Thread lengths range from 1-1/8" to over 18" as needed
  • Ultra Sheen Polish or Natural finish
  • Over 60 standard sizes & over 800 SKU's depending on components
  • Stainless steel face plates for both interior & exterior or stainless washers available
  • Streamlined Bow Face Plate fits the keel & wider Stern Plates protect transom wall from ski tow hooks & mooring devices - stern plates may be used as interior backing plates for both bow & stern applications
  • Plastic protective thread caps, rubber O-rings & PVC washers available
EPCOs Stern Eyes EPCOs Bow Eyes

Stern

Bow

Standard dimensions between the legs of the bow & stern eyes:

3/8" Sizes 1-1/32" ID & 1-13/32" CTC & 1-25/32" OD ± 1/64" Tolerances
7/16" Sizes    1-1/2" ID & 1-15/16" CTC & 2-3/8" OD ± 1/64" Tolerances
1/2" Sizes 1-5/16" ID & 1-13/16" CTC & 2-5/16" OD ± 1/64" Tolerances
5/8" Sizes 1-1/4" ID & 1-7/8" CTC & 2-1/2" OD ± 1/64" Tolerances
Different dimensions for these & other sizes available upon request. Build a Bow/Stern or Mooring Eye (PDF).

 

Bow & Stern Eye Backing Plate (interior plate) dimensions:

3/8" Sizes Bow & Stern - 3/4" X 2-1/4" - 1/16" thick
7/16" & 1/2" Sizes Bow & Stern - 3/4" X 3" - 1/16" thick
5/8" Sizes Bow & Stern - 1-1/2" X 3-1/2" - 1/16" or 1/8" thick

Pull strengths:

See Tensile Test Report

Bow & Stern Eye Face Plate (exterior plate) dimensions:

3/8" Sizes Bow 3/4" X 2-1/4"
Stern 1-1/4" X 2-3/4" X 1/16" Thick
7/16" & 1/2" Sizes Bow 3/4" X 3"
Stern 1-1/2" X 3-1/2" X 1/16" Thick
7/16" & 1/2" Sizes    Optional Oval Shaped Stern
1-1/2" X 3-1/2" X 1/16" or 1/8" Thick 5/8" Sizes
Oval Shaped Bow & Stern
1-1/2" X 3-1/2" X 1/16" or 1/8" Thick
Washers available for these & other sizes in most types & materials