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Saddle Bracket: (hook and saddle) An accessory that attaches to the column protector to hold a 2×10 board that keeps bagged goods from spilling into the aisles.
Safety Back stop: (safety column, pallet backstop) A post used vertically to stop pallets from falling or being pushed into aisles behind. Attached to the rack with brackets.
Seismic Base Plate: A base plate that is required to be larger in certain areas of the country which have a history of earthquakes.
Seismic Calcs: A set of documents which illustrate how the racking system conforms to special conditions imposed on areas of the country which have a history of earthquakes.
Shear: Tendency to deform or fracture as two members slide against each other.
Shims: (shim plates) Metal plates which nest together to slide under the base plates on uprights to level the rack due to uneven floors.
Side Holes: (side punching) The square holes on the sides of the upright columns to bolt beams and accessories through.
Simply Supported Span: A span which neglects end restraint offered by the connectors. A capacity calculation that does not take end fixity into account.
Skid: Steel or wood, movable unit – Load.
Sloped Extender: A special extender that has a short front post and a taller rear post designed to insure that pallets remain in their designated bay and do not rest on an upright.
Splice Channel: (splice kit) A channel that fits inside the upright and an extender or post that is attached on top. Splice channels must be bolted above and below splice.
Spray Paint: (touch up paint) 12 cans to a case.
Step: Area of a beam which the wood stickers or wire decking rest upon (ledge).
Stickers: Wooden lumber that is placed on the beam steps to form a shelf.
Sticker Spacers: (wooden sticker spacer strips) A metal band with relief areas for wood to nest to separate wooden decking. Spaces wood so that water can flow through in the event of a fire.
Studs: (pins) Metal rivets that hang inside the keyholes to align the beam in the upright and stay secure.
