Insert Lock Nut, Aerotight, Full, Serrated Flanged Nut, Half
Lock nut, Hex Full, Self Locking, Hex, Flanged
Steel, Nylon, Brass, Ceramic, Bright Zinc Plated Steel
A4, A4 316, 316 A4, Grade 8, A2 304
30 mm, 3.2 mm, 9.9 mm, 19 mm, 17 mm
1/4-20"(NE), M4, M10, 4-40"(NM), M8
6.6 mm, 6 mm, 28 mm, 5.1 mm, 5 mm