MS51991-206 - INSERT, LOCKED IN8Insert, Locked-In (Self-Locking Threaded Insert)MS51991-206 - INSERT, LOCKED IN$7.60PriceQuantity*Add to CartPRODUCT INFO Standard: MS51991 (Military Standard) Insert Type: Locked-In / Self-Locking Application: Provides reusable, wear-resistant internal threads in parent material Installation: Pressed or driven into prepared hole Thread Size: #6-32 UNF (typical for -206) Thread Series: Unified Fine Locking Feature: Mechanical locking element to resist loosening Material: Carbon Steel (typical per MS standard) Finish: Cadmium Plated (per MS51991, unless otherwise specified) Industry Use: Aerospace, defense, and high-reliability mechanical assemblies RETURN & REFUND POLICYAll claims for error, shortage or damage must be made within 7 days after receipt of goods. Parts must be returned within 15 days. SHIPPING INFOEXW