National Hardware N221-317 Eye Bolt, 1/2-13 Thread, 3-1/2 in L Thread, 1 in ID Dia Eye, 3.95 in L Shank, Steel

Article number: 6790109
Availability: In stock (8)
Delivery time: In Stock

For use in exterior and interior applications. Hex nut included.

Product Details

Eye Diameter:1 in ID
Includes:Hex Nut
Overall Length:6 in
Shank Length:3.95 in
Shoulder Diameter:0.44 in
Thread Length:3-1/2 in
Thread Size:1/2-13
T P I/ Pitch:13
Working Load Limit:300 lb


  • Standard machine screw threads
  • Course machine screw thread on the extra large sizes (larger than 1/2 x 12)
  • When subjected to 312 hr of salt fog spray testing, zinc-plated hardware showed severe corrosion while hardware with WeatherGuard protection withstood these harsh conditions with very little deterioration
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