Product categories
LR-131 I/U Unions Inside/Outside threads Flat gasket PTFE
Inside parallel threads acc. to ISO 228-1 G, outside taper threads acc. to ISO 7/1 / EN 10226 R
CNC-machined from bar
Individual pressure calculated according to EN 13480-3
Stock standard EN 1.4404, other steel grades such as EN 1.4307, EN 1.4432, EN 1.4462 (Duplex 2205), 1.4539 (904L) and EN 1.4547 (S31254/SMO) upon request
NPT-threads upon request
| DN | Dim. | L mm |
L1 ISO 7/1 R mm |
L2 ISO 228/1 mm |
D mm |
d mm |
Width across flats mm |
Design pressure Mpa |
Weight kg/pce |
Article code EN 1.4404 |
| 6 | 1/8” | 42 | 6,5 | 12 | 17 | 5 | 27 | 10 | 0,09 | 11-5131-01 |
| 8 | 1/4” | 42 | 10 | 12 | 17 | 7,5 | 27 | 10 | 0,09 | 11-5131-02 |
| 10 | 3/8” | 49 | 11,5 | 14 | 20,5 | 11 | 30 | 10 | 0,11 | 11-5131-03 |
| 15 | 1/2” | 56 | 14 | 15 | 24,5 | 14,5 | 36 | 10 | 0,17 | 11-5131-04 |
| 20 | 3/4” | 63 | 15 | 17 | 31 | 19 | 41,8 | 10 | 0,26 | 11-5131-05 |
| 25 | 1” | 69 | 16,5 | 20 | 38 | 24,5 | 50 | 10 | 0,39 | 11-5131-06 |
| 32 | 1 1/4” | 74 | 17,5 | 22 | 47 | 30 | 60 | 6,4 | 0,59 | 11-5131-07 |
| 40 | 1 1/2” | 80 | 18,5 | 23 | 54 | 38 | 67 | 6,4 | 0,73 | 11-5131-08 |
| 50 | 2” | 87 | 22 | 27 | 66,5 | 49 | 85,5 | 6,4 | 1,30 | 11-5131-09 |
| 65 | 2 1/2” | 101 | 26,5 | 31 | 98 | 65 | 124 | 4 | 3,30 | 11-5131-10 |
| 80 | 3” | 101 | 29,5 | 31 | 98 | 75 | 124 | 4 | 2,65 | 11-5131-11 |
3D drawings
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