Insert Lock Nut, Nylon Insert, Full, Serrated Flanged Nut, Aerotight
Full Hex, K-Nut, Lock nut, Hex Full, Flanged
Brass, Bright Zinc Plated Steel, Ceramic, Nylon, Stainless Steel
Grade 8, A4, A2 304, 316 A4, A4 316
3.2 mm, 9.9 mm, 5 mm, 19 mm, 13 mm
1/4-20"(NE), M20, M16, 4-40"(NM), 8-32"
4.1 mm, 12 mm, 6.6 mm, 28 mm, 5.1 mm