POLYAMIDE ( NOMEX TYPE- 410 ) STRIP [ U- SHAPED INSULATION ], SIZE: 5 MIL THK X 25 PL US MINUS 1 MM WIDTH X 140 PLUS MINUS 1 MM LONG, DRG. NO. 4TWD. 096. 172 SPECIFICATION NO. 4TMS. 096. 091, Rev- 1 STR NO. CLW/ TM/ STR/ 0861 ( Rev- 1 ) [ Warranty Period: 30 Months after the date of delivery ].