Innsóknarlög eru rafeinangraðar legur til að verja gegn skemmdum af völdum rafstraums. Þeir eru mikið notaðir í rafmagnsvélum, dráttarvélar og önnur járnbrautarumsóknir eins og hjól legur og öxulbox.
Algeng viðskeyti:
Fag:
J20AA:Ytri hringur húðaður, þolir allt að 3000V dc.
J20ab:Ytri hringur húðaður, þolir allt að 1000V dc.
J20C:Innri hringur húðuður, þolir allt að 3000V DC
SKF:
VL024:Ytri hringur húðuður, þolir allt að 500V.
VA309:Ytri hringur húðuður, þolir allt að 500V.
VL0241:Ytri hringur húðaður, þolir allt að 1000V.
VA3091:Ytri hringur húðaður, þolir allt að 1000V.
VL2071:Ytri hringur húðuður.
SKF Insocoat sívalur rúllulaga listi:
| SKF Model No. | D mm | D mm | B mm |
| NU 210 ECM/C3VL0241 | 50 | 90 | 20 |
| NU 310 ECM/C3VL0241 | 50 | 110 | 27 |
| NU 1010 ECP/C3VL0241 | 50 | 80 | 16 |
| NU 1011 ECML/C3VL0241 | 55 | 90 | 18 |
| NU 311 ECM/C3VL0241 | 55 | 120 | 29 |
| NU 1011 ECP/C3VL0241 | 55 | 90 | 18 |
| NU 211 ECM/C3VL0241 | 55 | 100 | 21 |
| Nu 1012 ml/C3VL0241 | 60 | 95 | 18 |
| NU 1012 ECP/C3VL0241 | 60 | 95 | 18 |
| NU 312 ECM/C3VL0241 | 60 | 130 | 31 |
| NU 212 ECM/C3VL0241 | 60 | 110 | 22 |
| NU 213 ECM/C3VL0241 | 65 | 120 | 23 |
| NU 1013 ECP/C3VL0241 | 65 | 100 | 18 |
| NU 313 ECM/C3VL0241 | 65 | 140 | 33 |
| NU 1014 ECM/C3VL0241 | 70 | 110 | 20 |
| NU 214 ECM/C3VL0241 | 70 | 125 | 24 |
| NU 314 ECM/C3VL0241 | 70 | 150 | 35 |
| NU 1014 ECP/C3VL0241 | 70 | 110 | 20 |
| NU 315 ECM/C3VL0241 | 75 | 160 | 37 |
| NU 215 ECM/C3VL0241 | 75 | 130 | 25 |
| NU 315 ECP/VL0241 | 75 | 160 | 37 |
| Nu 1015 M/C3VL0241 | 75 | 115 | 20 |
| NU 316 ECM/C3VL0241 | 80 | 170 | 39 |
| NU 216 ECM/C3VL0241 | 80 | 140 | 26 |
| NU 1016 ECM/C3VL0241 | 80 | 125 | 22 |
| NU 317 ECM/C3VL0241 | 85 | 180 | 41 |
| NU 1017 M/C3VL0241 | 85 | 130 | 22 |
| NU 217 ECM/C3VL0241 | 85 | 150 | 28 |
| Nu 1018 M/C3VL0241 | 90 | 140 | 24 |
| NU 218 ECM/C3VL0241 | 90 | 160 | 30 |
| NU 318 ECM/C3VL0241 | 90 | 190 | 43 |
| Nu 1019 ml/C3VL0241 | 95 | 145 | 24 |
| NU 219 ECM/C3VL0241 | 95 | 170 | 32 |
| NU 319 ECM/C3VL0241 | 95 | 200 | 45 |
| NU 320 ECM/C3VL0241 | 100 | 215 | 47 |
| NU 1020 M/C3VL0241 | 100 | 150 | 24 |
| NU 220 ECM/C3VL0241 | 100 | 180 | 34 |
| Nu 1022 M/C3VL0241 | 110 | 170 | 28 |
| NU 322 ECM/C3VL0241 | 110 | 240 | 50 |
| NU 222 ECM/C3VL0241 | 110 | 200 | 38 |
| NU 224 ECM/C3VL0241 | 120 | 215 | 40 |
| NU 324 ECM/C3VL0241 | 120 | 260 | 55 |
| NU 1024 M/C3VL2071 | 120 | 180 | 28 |
| NU 1026 M/C3VL2071 | 130 | 200 | 33 |
| NU 226 ECM/C3VL2071 | 130 | 230 | 40 |
| NU 326 ECM/C3VL2071 | 130 | 280 | 58 |
| NU 228 ECM/C3VL2071 | 140 | 250 | 42 |
| Nu 1028 M/C3VL2071 | 140 | 210 | 33 |
| NU 328 ECM/C3VL2071 | 140 | 300 | 62 |
| NU 230 ECM/C3VL2071 | 150 | 270 | 45 |
FAG Insocoat sívalur rúllulaga listi:
| Nu215 - e - M1-F1-J20B-C4 | 75x130x25mm |
| Nu216 - e - m1-f1-j20b-c4 | 80x140x26mm |
| NJ316 - e - M1-F1-J20B-C4 | 80x170x39mm |
| Nu218 - e - tvp2-j20aa-c3 | 90x160x30mm |
| NUP218 - e - TVP2-J20AA-C3 | 90x160x30mm |
| NJ219 - E-TVP2-J20AA | 95x170x32mm |
| Nu219 - e - M1-F1-J20B-C4 | 95x170x32mm |
| Nu220 - e - tvp2-j20aa-c3 | 100x180x34mm |
| Nu320 - e - M1-F1-J20AA-C4 | 100x215x47mm |
| Nu224 - e - tvp2-j20aa-c3 | 120x215x40mm |
| NJ312 - e - M1-F1-J20B-C4 | 60x130x31mm |
| Nu214 - e - m1-f1-j20b-c4 | 70x125x24mm |
| Nu314 - e - m1-f1-j20b-c4 | 70x150x35mm |
| Nu215 - e - tvp2-j20aa-c3 | 75x130x25mm |
