National Marker N221556 Stainless Steel Eye Bolt

Product Description

The NATIONAL MARKER N221556 is a stainless steel eye bolt designed for fastening, rigging, and anchoring applications across mechanical, construction, and industrial trades. This eye bolt features machine screw threads and ships fully assembled with a hex nut. Measuring 3/16 inches in diameter by 1-1/2 inches in length, it is manufactured from stainless steel for resistance to corrosion in wet or chemically active environments. The compact size and durable material make it a practical choice for technicians and installers who need a reliable threaded anchor point without the risk of rust or surface degradation over time.

This eye bolt is suited for light-duty to medium-duty anchoring, hanging, and lifting guide applications in residential, commercial, and industrial settings. It is commonly installed by electricians, HVAC technicians, plumbers, and general tradespeople when routing lines, securing conduit supports, or anchoring equipment. The fully assembled hex nut allows for immediate installation without sourcing additional hardware. Part of the 2161BC series, it is sold in bulk box pack format with a minimum order quantity of 10 units.

Key Features

• Stainless steel construction resists corrosion in wet and chemically active environments
• Machine screw thread pattern for secure, consistent engagement
• Ships assembled with hex nut — ready to install out of the box
• 3/16 inch diameter by 1-1/2 inch length suits a range of light-duty anchoring tasks
• Part of the 2161BC series bulk box pack for jobsite or shop stock

Compatibility

Designed as an OEM-style fastener replacement or new-installation component for applications requiring a 3/16 inch machine screw thread eye bolt in stainless steel.

Installation Notes

Installation is appropriate for any trade professional performing anchoring, rigging, or support work. Power down or de-energize any adjacent systems before drilling or fastening into structure. Ensure the mounting substrate material and load rating are verified before installation. Follow applicable OSHA and building code requirements when using eye bolts in overhead or load-bearing configurations.

Technical Specifications

• Diameter: 3/16 inches
• Length: 1-1/2 inches
• Material: Stainless Steel
• Thread Type: Machine Screw
• Included Hardware: Hex Nut, Assembled
• Weight: 0.019 pounds
• Sold As: Each
• Minimum Order Quantity: 10
• Series: 2161BC
• UPC: 00038613191198

Standard Information

• Brand: NATIONAL MARKER
• Manufacturer Part Number: N221556