The estimated budget for this contract can be determined by considering the quantities and unit prices of the items listed in the pricing proposal. However, since the unit prices are not provided, a rough estimate can be made based on industry standards. Assuming an average unit price of $1,000 for the mixer parts and accessories, the total contract value can be estimated as follows: * 817 RCS-JH South Cross - Misc. supplies: 1 unit x $1,000 = $1,000 * Rubber Buffers (Qty 8/Set): 2 sets x $1,000 = $2,000 * HCM2300-30-7.5HP Shaft for Invent Mixer: 2 units x $1,000 = $2,000 * NX400RAFS Replacement Air Filter Set: 6 sets x $1,000 = $6,000 * NX400FFS Filter Frame Set: 6 sets x $1,000 = $6,000 * NX300RAFS Replacement Air Filter Set: 6 sets x $1,000 = $6,000 * NX300FFS Filter Frame Set: 3 sets x $1,000 = $3,000 * Vogelsang Rotary Lobe Pump: 1 unit x $5,000 = $5,000 * HCM2300- 30-7.5 H Mixer Body for Invent Mixer: 1 unit x $5,000 = $5,000 Total estimated contract value: $35,000 Considering the contract duration of 36 months, the estimated annual budget would be $35,000 / 3 = $11,667 per year. However, this is a rough estimate and the actual budget may vary depending on the actual unit prices and quantities purchased. The estimated budget range for this contract is between $10,000 and $50,000 per year, considering the contract duration and the estimated total contract value.