Gripco® by Stanley specializes in prevailing torque locknuts, clinch nuts, and specialty fasteners designed to maintain joint integrity under vibration and load. Their products are widely used in transportation, heavy equipment, and industrial applications.
Gripco® by Stanley Engineered Fastening

NAPPCO Advantage: Your Stanley Gripco Partner
NAPPCO offers the complete Stanley Gripco® line with engineering support, VMI services, and bulk ordering options for OEM and aftermarket customers. Our team helps you identify the right Gripco nut design for your assembly needs, ensuring long-term reliability and cost-effective supply.

Top Products
Gripco’s product line includes torque-resistant locknuts, specialty nut plates, and cage nut solutions designed for ease of assembly and dependable strength.

Gripco® Nut Plates
Lightweight and secure attachment points for aerospace and industrial panels.

Gripco® Cage Nuts
Provide floating threads for alignment in sheet metal and structural assemblies.

Gripco® Toplock Torque Nuts
Prevailing torque nuts that resist loosening under vibration.

Gripco® Flag Nuts
Compact nut design for limited-access or automated assembly.
Industries Served
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Transportation
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Construction
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Defense
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Electronics
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Aerospace
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Heavy Equipment
Common Applications
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Aircraft panels
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Truck chassis
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Bridge fastenings
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Railcars
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Machinery frames
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Enclosures