Insert Lock Nut, Serrated Flanged Nut, Aerotight, Full, Nylon Insert
Full Hex, Hex, Lock nut, Self Locking, Hex Full
Stainless Steel, Brass, Ceramic, Bright Zinc Plated Steel, Nylon
A4, A4 316, 316 A4, Grade 8, A2 304
55 mm, 7.66 mm, 3.2 mm, 9.9 mm, 8 mm
M5, 5/8-11", 1/4-20"(NE), M2.5, 4-40"(NM)
4.1 mm, 6.6 mm, 28 mm, 12 mm, 5.1 mm