Spring, For Use With Grainger Item Number 2KMN8, 2KMN9, 2YU59, 2YU61, 2YU67, 2YU68, 2YU70, 2YU71, 2YU74, 2YU75, 2YU77, 2YU78, 2YU79, 2YU80, 3UF75, 3UF76, 3UF77, 3UF78, 3UF79, 3UF80, 3UF81, 3UF82, 3UF82A, 3UF83, 3UF83A, 3UF84, 3UF84A, 3UF85, 3UF85A, 3UF86, 3UF86A, 3UF87, 3UF87A, 3UF88, 3UF88A, 3UF89, 3UF90, 3UF91, 3UF92, 3UF93, 3UF94, 3UF95, 3UF96, 3UF97, 3UF98, 3UF99, For Use With Mfr. Model Number HUHAA Series, MUH Series, Fits Brand Berko, Dayton, Qmark