Shipping Pallet
Pallet designed to be used for a single one-way trip from shipper to receiver that is then disposed of. *See Expendable Pallet
Shook
Pallet parts cut to select sizes so they can be assembled into pallets.
Shook Grade
The classification of the quality of pallet parts relative to performance characteristics based on size and distribution of defects, independent of wood species.
Single-Wing Pallet
A pallet with top deck boards that extend past the edge of stringers or stringer boards with the bottom deck boards flush (if present).
Skid
A pallet with no bottom deck.
Slave Pallet
Pallet, platform or single, thick panel used as a support base for a palletized load in rack-storage facilities or production systems.
Soft Nail
Pallet nail designed with a MIBANT angle of at least 47 degrees.
Softwood
Wood from coniferous or needle-bearing trees (not necessarily soft or low density).
Solid Deck Panel
A pallet built with no space between each deck board.
Span
The distance between stringer or block supports.
Stevedore Pallet
A pallet explicitly designed for use on seaport shipping docks. These pallets are often heavy duty and of double-wing construction.
Stiff-Stock Steel Nail
A pallet nail created with medium-high carbon steel without heat treatment and tempering with MIBANT angle between 29 and 46 degrees.
Strap Slot
Slot cutout along the upper edge of a stringer or the underside of the top deck board designed to help with the tying down a unit load to the pallet deck.
Strapping
Heavy-duty bands used to secure the load of a pallet.
Stringer
Continuous, longitudinal, solid or notched beam component of the pallet used to support deck components. Often identified by location as the outside or center stringer.
Stringer Board
In block pallets, a continuous, solid board member extending for the full length of the pallet perpendicular to deck board members and placed amidst deck boards and blocks.