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Nook American Corps of Mechanical Engineering (ACME) Metric Screws
Unit of Measure
Items Nook American Corps of Mechanical Engineering (ACME) Metric Screws
02757765
Nook 26 Millimeter (mm) Nominal Rod Diameter American Corps of Mechanical Engineering (ACME) Metric Screw 		Nook American Corps of Mechanical Engineering (ACME) Metric Screws
06062220
Nook 40 Millimeter (mm) Nominal Rod Diameter American Corps of Mechanical Engineering (ACME) Metric Screw 		Nook American Corps of Mechanical Engineering (ACME) Metric Screws
06111371
Nook 20 Millimeter (mm) Nominal Rod Diameter American Corps of Mechanical Engineering (ACME) Metric Screw
Description N/A 15904 TR26 x 6 ACME Screw N/A 15905 TR40 x 7 Lead Screw 1800 mm N/A 15903 Lead Screw TR20 x 4 RH 1800 mm
Supplier Name N/A Nook
Manufacturer Part Number N/A 15904 N/A 15905 N/A 15903
American Corps of Mechanical Engineering (ACME) Screw Type N/A American Corps of Mechanical Engineering (ACME) Screw Metric
Lash (Maximum Axial) N/A 904 in N/A 905 in N/A 903 in
Lead Accuracy N/A N/A N/A 4 in
Length N/A 1800 mm N/A 1800 mm N/A
Material N/A 4140 - Alloy Steel
Nominal Rod Diameter N/A 26 mm N/A 40 mm N/A 20 mm
Nominal Screw Diameter N/A 26 mm N/A 40 mm N/A 20 mm
Pitch Size N/A 6 mm N/A 7 mm N/A 4 mm
Minimum Root Diameter N/A 3.2 in N/A 8.16 in N/A 2 in
Starts N/A 1
Thread Direction N/A Right Hand
Threads Per Inch N/A 26 N/A 40 N/A 20
Weight N/A 0.3 lb/ft N/A 0.32 lb/ft N/A 0.24 lb/ft
Features & Benefits N/A
  • Nook Industries Offers the largest selections of rolled acme screw sizes in the industry.
  • Rolled thread screws are cost effective and are stocked for quick delivery.
  • PowerAc™ Inch ACME screws and nuts include a centralizing (C) thread form to prevent wedging and binding.
  • When compared to general-purpose thread forms , centralizing threads are manufactured with tighter tolerances and reduced clearance on the major diameter.