Russian standards PDF
GOST 4741-68
Thread transitional bushes for machine retaining devices. Design
Document status: Active
€10
GOST 4835-80
Car wheelsets of railways mainline, gauge 1520 (1524) mm. Specifications
Document status: Replaced by GOST 4835-2006
€10
GOST 5.1800-73
Plants for water final refinements of UF-400A type. Quality requirements of certified products
Document status: Active
€10