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Wedgegard® NFS Coupling (in-lb)

Wedgegard® NFS Coupling (in-lb)
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Wedgegard® NFS Coupling (in-lb)

Product catalog summary
Overview: The document provides technical specifications for the Wedgegard Type NFS Coupling, a manual reset coupling designed for specific torque requirements. These couplings are customized with bores and keyways according to customer needs and are suitable for release torques up to 190,778 in-lb.
Specifications: The couplings are available in various models, each with different nominal drive and maximum release torque capacities. The torque can be adjusted using Wedgepin ratings. The standard finish for these couplings is natural, and all dimensions are provided in millimeters.
Model Details:
  • NFS 350-110: Nominal Drive: 3540 in-lb, Max Release: 24649 in-lb, Wedgepin: 3 x W37, Diameter: 47 mm, Length: 135 mm, Min Shaft Gap: 48 mm, Max Bores: 35 mm, Max Shaft Gap: 113 mm, Shaft Gap: 4 mm.
  • NFS 500-125: Nominal Drive: 5310 in-lb, Max Release: 28588 in-lb, Wedgepin: 3 x W37, Diameter: 54.5 mm, Length: 160 mm, Min Shaft Gap: 55 mm, Max Bores: 50 mm, Max Shaft Gap: 121 mm, Shaft Gap: 10 mm.
  • NFS 700-180: Nominal Drive: 19472 in-lb, Max Release: 71107 in-lb, Wedgepin: 3 x W50, Diameter: 66 mm, Length: 198 mm, Min Shaft Gap: 75 mm, Max Bores: 70 mm, Max Shaft Gap: 162 mm, Shaft Gap: 10 mm.
  • NFS 700-225: Nominal Drive: 44254 in-lb, Max Release: 71107 in-lb, Wedgepin: 3 x W50, Diameter: 66 mm, Length: 275 mm, Min Shaft Gap: 90 mm, Max Bores: 70 mm, Max Shaft Gap: 195 mm, Shaft Gap: 10 mm.
  • NFS 950-250: Nominal Drive: 61955 in-lb, Max Release: 190778 in-lb, Wedgepin: 3 x W75, Diameter: 105.5 mm, Length: 350 mm, Min Shaft Gap: 100 mm, Max Bores: 100 mm, Max Shaft Gap: 250 mm, Shaft Gap: 15 mm.
Additional Notes: The document notes that dimensions and specifications may change for improvement without notice.
See more

Catalog excerpts

Wedgegard® NFS Coupling (in-lb)-1

Wedgegard Type NFS Coupling - Manual Reset HOUUDOnTORQUE LIMITERS Type NFS Wedgegard Couplings are supplied bored and keywayed to customer requirements. Standard Units for release torques up to 190,778 in-lb. Torque is adjustable by Wedgepin ratings. Standard finish - Natural. All dimensions in mm. *Dimensions and specifications may change for improvement without notice. © Howdon Power Transmission Limited. Web: www.howdon.co.uk Twitter @HowdonPower

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