Product Info Catalog Hardware Builders Hardware Springs 3/16-Inch OD x 7/8-Inch Compression Spring, 6-Pack 3/16-Inch OD x 7/8-Inch Compression Spring, 6-Pack Request a Quote UPC: 38594005200 SKU: 681841 Model Number: C-520 6 Pack, 3/16" OD, Compression Spring, 7/8" Length, .016" Wire Diameter, .272" Solid Height, .81 LB Maximum Safe Load, Polybag.