GN 749
Plugs with hexagon socket
for high pressures
technical informations

Material

Zinc-plated nano-passivated (silver/yellowish) steel (class 5.8 - tensile strength 500 N/mm²), blue passivated. Ultrasonically and tensile tested.

Flat packing ring

- Version A: NBR synthetic rubber.
- Version B: FPM synthetic rubber (type VITON®, registered mark by DuPont Dow Elastomers). Identification by not black finish.

Maximum continuous working temperature

- Version A: 100°C.
- Version B: 180°C.

Standard ElementsMain dimensionsMaximum working pressure in barTightening torque in NmWeight
Descriptiond1d2d3l1l2sg
GN 749-M8x1-AM8x1129.984440085
GN 749-M10x1-AM10x11411.9845400125
GN 749-M12x1.5-AM12x1.51714.412564002515
GN 749-M14x1.5-AM14x1.51916.512564003020
GN 749-M16x1.5-AM16x1.52218.912584005025
GN 749-M18x1.5-AM18x1.52420.912584006030
GN 749-M20x1.5-AM20x1.52622.9145104007042
GN 749-M22x1.5-AM22x1.52724.3145104008050
GN 749-M24x1.5-AM24x1.53026.9145124009556
GN 749-M26x1.5-AM26x1.53229.21651240012075
GN 749-M27x2-AM27x23229.21651240012080
GN 749-M30x1.5-AM30x1.53732.7166.517400190103
GN 749-M33x2-AM33x24035.7166.517400225125
GN 749-M42x2-AM42x25045.8166.522315360201
GN 749-M48x2-AM48x25550.7166.524315400254
GN 749-G1/8-AG1/81411.9845400125
GN 749-G1/4-AG1/41916.512564003015
GN 749-G3/8-AG3/82218.912584005025
GN 749-G1/2-AG1/22723.9145104008045
GN 749-G3/4-AG3/43229.21651240012075
GN 749-G1-AG14035.7166.517400225124
GN 749-G1¼-AG1¼5045.8166.522315360195
GN 749-G1½-AG1½5550.7166.524315400240
GN 749-M8x1-BM8x1129.984440085
GN 749-M10x1-BM10x11411.9845400125
GN 749-M12x1.5-BM12x1.51714.412564002515
GN 749-M14x1.5-BM14x1.51916.512564003020
GN 749-M16x1.5-BM16x1.52218.912584005025
GN 749-M18x1.5-BM18x1.52420.912584006030
GN 749-M20x1.5-BM20x1.52622.9145104007042
GN 749-M22x1.5-BM22x1.52724.3145104008050
GN 749-M24x1.5-BM24x1.53026.9145124009556
GN 749-M26x1.5-BM26x1.53229.21651240012075
GN 749-M27x2-BM27x23229.21651240012080
GN 749-M30x1.5-BM30x1.53732.7166.517400190103
GN 749-M33x2-BM33x24035.7166.517400225125
GN 749-M42x2-BM42x25045.8166.522315360201
GN 749-M48x2-BM48x25550.7166.524315400254
GN 749-G1/8-BG1/81411.9845400125
GN 749-G1/4-BG1/41916.512564003015
GN 749-G3/8-BG3/82218.912584005025
GN 749-G1/2-BG1/22723.9145104008045
GN 749-G3/4-BG3/43229.21651240012075
GN 749-G1-BG14035.7166.517400225124
GN 749-G1¼-BG1¼5045.8166.522315360195
GN 749-G1½-BG1½5550.7166.524315400240

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