A collection of featured documents from our library that are popular among our users or otherwise noteworthy.
Safety Code for Elevators and Escalators
Guide for Inspection of Elevators, Escalators, and Moving Walks
Gages and Mandrels for Wrench Openings
Unified Inch Screw Threads (UN, UNR, and UNJ Thread Forms)
Metric Screw Threads: M Profile
Gages and Gaging for Unified Inch Screw Threads (UN, UNR, and UNJ)
Forged Fittings, Socket-Welding and Threaded
Buttwelding Ends
Valves — Flanged, Threaded and Welding End
Large Diameter Steel Flanges: NPS 26 through NPS 60 Metric/Inch Standard
Pipe Flanges and Flanged Fittings: NPS 1/2 through NPS 24 Metric/Inch Standard
Factory-Made Wrought Buttwelding Fittings
Prevailing Torque Locknuts (Inch Series)
Nuts for General Applications: Machine Screw Nuts, and Hex, Square, Hex Flange, and Coupling Nuts (Inch Series)
Socket Cap, Shoulder, and Set Screws, and Hex and Spline Keys (Inch Series)
Safety Standard for Conveyors and Related Equipment
Overhead and Gantry Cranes (Top Running Bridge, Single or Multiple Girder, Top Running Trolley Hoist)
Below-the-Hook Lifting Devices
Rigging Hardware
Mobile and Locomotive Cranes
Refrigeration Piping and Heat Transfer Components
Building Services Piping