CPK-5-Salient Characteristic.pdf

This document is a salient characteristic specification for a CPK-5 two-stage fire pump (Serial #156883) required to replace an existing pump (Serial #156882) on a 2016 Oshkosh fire truck. The pump must meet exact specifications including a rated capacity of 320 gallons per minute, iron construction with red oxide primer paint (M 4142-P per PR1532), a 1-1/2 inch SAE-10 spline input shaft, 12-volt operation, 1350 PSI discharge pressure, clockwise input rotation, upward pump discharge position, 2025 PSI hydro test pressure, and a 2.26 transmission ratio with inverted mounting position.

The specification identifies required component assemblies and parts for the CP-5 Series Pump and K Series Transmission, including an iron body with 4-inch Victaulic intake and 1-1/2 inch ANSI discharge (Part 83421-1A), a 17-4 stainless steel shaft with mechanical seal and specified impellers (Part 83422-1A), an inverted case K-series transmission with 2.26 ratio (Parts 83423-2C and 83423-1A), a 1410 series end yoke (V2861), lubricant and breather tags, a product manual with two thumb drives (F2743), serial plates (52906 and 52905), and a one-year conditional parts warranty. The document includes a technical diagram of the pump assembly showing intake, discharge, and input shaft positions.