Product Info Catalog Hardware Builders Hardware Springs Compression Springs, 7/8-In. OD x 4-In., 2-Pk. Compression Springs, 7/8-In. OD x 4-In., 2-Pk. Request a Quote UPC: 38594008362 SKU: 682427 Model Number: C-836 2 pack, 7/8" O.D., compression spring, 4" length, .080" wire diameter, 1.28" solid height, 24.8 lb maximum safe load.