10-32 18-8 Stainless Steel Nylon Insert Hex Lock Nuts – Fine Thread – Qty 50

SKU: 3124
Product Type: Nylon-insert (nyloc) hex lock nut
Thread Size: #10-32 UNF (0.190" major diameter), 32 TPI
Thread Fit/Class: 2B (internal), right-hand
Material: 18-8 (304) stainless steel — corrosion-resistant
Insert: Nylon 6/6 prevailing-torque ring (maintains clamp load under vibration)
Hex/Wrench Size: 3/8" (0.375") across flats — standard wrench/socket
Finish: Plain stainless, typically passivated for added corrosion resistance
Corrosion Resistance: Excellent for outdoor, marine, and industrial environments (avoid prolonged chloride/acid exposure)
Temperature Range (functional): -40°F to 250°F (-40°C to 121°C) — limited by nylon insert
Magnetism: Generally non-magnetic to slightly magnetic (typical for 18-8)
Standards:
ASME B1.1 (Unified Inch Screw Threads)
ASME B18.2.2 (Hex Nuts)
ASME B18.16.6 (Prevailing-Torque Locknuts, nylon insert)
Reuse Guidance: Nylon insert can be reused a limited number of times; prevailing torque decreases with each cycle
Applications: Automotive, marine, machinery, construction, and vibration-prone assemblies
Package Quantity: 50 nuts
Compatibility: Pair with #10-32 stainless bolts/studs for best corrosion performance
Terms of Service: 60-day money-back with free return shipping.
Motto: We won’t screw you—but our fasteners will.