· Certificate: FM/UL/3C/CE,etc.
· Standard: ANSI/UL 213C
· Housing Material: Ductile iron conforming to ASTM A-536, Grade 65-45-12.
· Rated pressure: 300~500PSI
· Surface: Hot dip galvanized/electrophoretic/epoxy powder painting
· Color: Variable colors for choice
Model 1NR is a reducing flexible coupling. Two ends can connect to different diameter of steel pipe. The middle of the coupling with a steel plate to avoid telescope by vertical installation.
The structure ensures lower cost and faster installation under the premise of ensuring the strength.
| SIZE | DIMENSION | BOLTS SIZE | ||||||
| mm | X-mm | Y-mm | Z-mm | X-inch | Y-inch | Z-inch | MODEL.No. | inch |
| 42*33 | 64 | 104 | 45 | 2.52 | 4.10 | 1.77 | M10X55 | 3/8X2 1/8 |
| 48*42 | 71 | 109 | 45 | 2.80 | 4.29 | 1.77 | M10X55 | 3/8X2 1/8 |
| 60*42 | 85 | 125 | 46 | 3.35 | 4.93 | 1.81 | M10X55 | 3/8X2 1/8 |
| 60*48 | 83 | 125 | 46 | 3.27 | 4.93 | 1.81 | M10X55 | 3/8X2 1/8 |
| 73*60 | 100 | 146 | 50 | 3.94 | 5.75 | 1.97 | M12X75 | 1/2X3 |
| 76*60 | 103 | 149 | 47 | 4.06 | 5.87 | 1.85 | M12X75 | 1/2X3 |
| 76*73 | 104 | 149 | 47 | 4.10 | 5.87 | 1.85 | M12X75 | 1/2X3 |
| 89*48 | 116 | 160 | 49 | 4.57 | 6.30 | 1.93 | M12X75 | 1/2X3 |
| 89*60 | 116 | 161 | 49 | 4.57 | 6.34 | 1.93 | M12X75 | 1/2X3 |
| 89*73 | 116 | 161 | 49 | 4.57 | 6.34 | 1.93 | M12X75 | 1/2X3 |
| 89*76 | 116 | 161 | 49 | 4.57 | 6.34 | 1.93 | M12X75 | 1/2X3 |
| 114*48 | 144 | 200 | 51 | 5.67 | 7.88 | 2.01 | M16X90 | 5/8X3 1/2 |
| 114*60 | 145 | 200 | 51 | 5.71 | 7.88 | 2.01 | M16X90 | 5/8X3 1/2 |
| 114*73 | 144 | 201 | 52 | 5.67 | 7.92 | 2.05 | M16X90 | 5/8X3 1/2 |
| 114*76 | 144 | 201 | 51 | 5.67 | 7.92 | 2.01 | M16X90 | 5/8X3 1/2 |
| 114*89 | 144 | 201 | 52 | 5.67 | 7.92 | 2.05 | M16X90 | 5/8X3 1/2 |
| 165*114 | 199 | 271 | 51 | 7.84 | 10.68 | 2.01 | M20X115 | 3/4X4 1/2 |
| 168*73 | 203 | 275 | 52 | 8.00 | 10.84 | 2.05 | M20X115 | 3/4X4 1/2 |
| 168*89 | 204 | 274 | 51 | 8.04 | 10.80 | 2.01 | M20X115 | 3/4X4 1/2 |
| 168*114 | 202 | 273 | 51 | 7.96 | 10.76 | 2.01 | M20X115 | 3/4X4 1/2 |
| 216*165 | 259 | 344 | 62 | 10.20 | 13.55 | 2.44 | M22X135 | 7/8X5 3/8 |
| 219*89 | 264 | 345 | 62 | 10.40 | 13.59 | 2.44 | M22X135 | 7/8X5 3/8 |
| 219*114 | 264 | 345 | 65 | 10.40 | 13.59 | 2.56 | M22X135 | 7/8X5 3/8 |
| 219*165 | 262 | 347 | 62 | 10.32 | 13.67 | 2.44 | M22X135 | 7/8X5 3/8 |
| 219*168 | 262 | 349 | 63 | 10.32 | 13.75 | 2.48 | M22X135 | 7/8X5 3/8 |
