Machine screws and nuts for spectacle frames
This Japanese Industrial Standard specifies the machine screws made of stainless steel, brass, and nickel silver (hereafter referred to as “machine screws”) as well as the nuts made of nickel silver.
Check out other specifications
Standard Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both
SCREW, CAP, SOCKET HEAD-HEXAGON, CORROSION RESISTANT STEEL, UNF-3A
RIVET SHANK DIAMETERS (DIAMETER RANGE 1 TO 36 mm)
Unhardened taper pins with internal thread (ISO 8736 : 1986) English version of DIN EN 28 736
Hot rolled products of structural steels — Part 5: Technical delivery conditions for structural steels with improved atmospheric corrosion resistance
MECHANICAL AND MATERIAL REQUIREMENTS FOR EXTERNALLY THREADED FASTENERS
PHOSPHATE/OIL AND PHOSPHATE/ORGANIC CORROSION PROTECTIVE COATINGS FOR FASTENERS
Standard Specification for Alloy Steel Socket-Head Cap Screws [Metric]