Molybdenum-bearing A4 (316) and duplex fasteners resist pitting and crevice corrosion in salt water and spray; the standard for decks, rigging, and below-waterline hardware.
Conforms to

316 stainless rated for salt and chloride exposure.
A cross-section of stocked configurations. Not exhaustive — diameters, lengths, grades, and finishes extend across the full range on request.
Representative specifications — not exhaustive · NXB-MAR
Match the line to the load, the environment, and the standard it answers to.
Materials
Finishes
Standards
Typical applications
Served industries
Mating parts and adjacent lines engineers reach for alongside this one.
Six-sided structural workhorse for nut or tapped-hole joints.
M5–M48 · 1/4"–2"
The standard six-sided nut for threaded assemblies.
M3–M48 · #4–2"
U-shaped clamp threaded both ends for pipe and rod.
M6–M24 · 1/4"–1"
Grade 8 / 10.9 / 12.9 for maximum clamp load.
M8–M36 · 3/8"–1-1/2"
Grade, material, finish, and standard — matched to your joint and quoted from stock. Tell us the load case and we’ll confirm the line.