National Hardware N280-552 Door Pulley, Steel, Galvanized

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This 3" pulley is designed for use on 1-car stretch spring door. It has a 3/8" centerbolt and can be used as spring pulley.
SKU: 42997147
MFG: N280-552
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  • Series: N280
  • Finish: Galvanized
  • Material: Steel
  • Bore: 0.56"
  • Outer diameter: 3"
  • Sheave width: 3"
  • Groove: 0.39"
  • 1 Grooves
  • Hook mounting
  • Door pulley
  • Includes: Clevis hook, Nut and bolt
  • Standards: BHMA A138.18
  • Used on one car stretch spring door


MFR: N280-552
SKU: 42997147
UPC: 038613280557
Brand: National Hardware