UNI 1663 - Sealing washer
Current norm: DIN 470
Equivalent norms: DIN 470;
Current norm: DIN 470
| Company | City | Country | Company profile |
|---|---|---|---|
| TOP LUSAVOUGA - Hardware and Tools | Cacia | Portugal | See Detail |
| TOP Jiaxing Haina Fastener Co.,Limited | JIAXING | China | See Detail |
| TOP Witec Precision Industry Co. Ltd. | New Taipei City | Taiwan | See Detail |
| TOP Shanghai Tengri Metal Products Co., Ltd | Shanghai | China | See Detail |
| TOP Ferrobend | Mumbai | India | See Detail |
| TOP GC PRECISION | Ghaziabad | India | See Detail |
| TOP Hanshin Neji Co.,Ltd. | Osaka | Japan | See Detail |
| TOP Maruti Metal Industries | Jamnagar | India | See Detail |
| TECNOVITI SRL | TAVAGNACCO | Italy | |
| RIVIT, Srl | OZZANO DELL'EMILIA (BO) | Italy |
Legend:
r - radius
h - Washer width
d - Outer diameter
s - wall thickness
Makings:
Steel: steel
Stainless: -
Plastic: -
Non Ferrous: -
Thread: -
Notes:
-
Table according to UNI 1663:
dimensions in mm
| d js11 | h | r | s | weight kg/1000pcs |
| 3 | 1,2 | 3 | 0,8 | 0,047 |
| 4 | 1,34 | 4 | 0,8 | 0,084 |
| 5 | 1,35 | 6 | 0,8 | 0,132 |
| 6 | 1,67 | 7 | 1 | 0,236 |
| 8 | 1,94 | 9 | 1 | 0,517 |
| 10 | 2,67 | 12 | 1,6 | 1,05 |
| 12 | 2,77 | 16 | 1,6 | 1,49 |
| 14 | 2,94 | 19 | 1,6 | 2,02 |
| 16 | 3,11 | 22 | 1,6 | 2,63 |
| 18 | 3,28 | 25 | 1,6 | 3,35 |
| 20 | 3,45 | 28 | 1,6 | 4,12 |
| 22 | 4,09 | 30 | 2 | 7,1 |
| 25 | 4,38 | 34 | 2 | 8,98 |
| 28 | 4,53 | 40 | 2 | 11,1 |
| (30) | 4,77 | 42 | 2 | 12,6 |
| 32 | 4,95 | 45 | 2 | 13,2 |
| (34) | 5,11 | 48 | 2 | 14,8 |
| 36 | 5,36 | 50 | 2 | 16,7 |
| (38) | 5,6 | 52 | 2 | 19,7 |
| 40 | 5,7 | 56 | 2 | 20,5 |
| (42) | 5,8 | 60 | 2 | 22,6 |
| 45 | 6,15 | 63 | 2 | 26,1 |
| (48) | 6,38 | 68 | 2 | 29,5 |
| 50 | 6,62 | 70 | 2 | 32,1 |
| (52) | 6,66 | 75 | 2 | 34,5 |
| 56 | 7,06 | 80 | 2 | 40,2 |
| (60) | 7,47 | 85 | 2 | 46,3 |
| 63 | 7,7 | 90 | 2 | 50,9 |
| 80 | 10,41 | 112 | 3 | 134 |
| 100 | 12,23 | 140 | 3 | 204 |
| 125 | 14,2 | 180 | 3 | 313 |