Hexagonal Nut Nylon Insert Fine Thread Yellow Zinc Plated 1-3/8-12 Grade 8 length_13 304 stainless steel fittings have

304 stainless steel fittings have very good corrosion resistance

The screws have a thread of 1-8 and a length of 4-3/4

The sleeves has a 4-8 thread and an usable pressure of 150 psi

these low-profile screws are nearly twice as strong as their stainless steel counterparts

This hexagonal bolt has a length of 9 with a threading of 7/8-9 [Partially Threaded]

Hexagonal Nut Nylon Insert Fine Thread Yellow Zinc Plated 1-3/8-12 Grade 8 length_13 304 stainless steel fittings haveA nyloninsert grips the bolt to resist loosening without damaging threads. These nuts are reusable, but their holding power lessens with each use. Made from Grade 8 steel, they'reabout 25%stronger than medium strength steel locknuts. The nuts are colored yellow. White Nylon locknuts resist corrosion in wet environments.