rear brake hose (58) UP4000 BH4000
front brake hose (58) UP 25664 BH25664
front brake hose (58) (no NAPA number for this one) , BH36548

rear wheel cylinder kit 1 1/2 bore, ring type UP 147 WK147
master cylinder kit 1 1/4" UP 33 MK33
front wheel cylinder kit 7/8" UP 129 WK129

this is what I found for my 58 Viking 6400. first part # for each is Napa, the 2nd part # for each is the Raybestos part #

Mike
1955 Chevy 6400 ex-flatbed (no bed now!) sold September 2023
In the Stovebolt Gallery
1958 Chevy 6400 flatbed W/dump
In the Stovebolt Gallery
1959 Chevy Suburban Owned for almost 20 years, Daily Driver -- sold May 2016
In the Stovebolt Gallery

Sufficient unto the day is the evil thereof