7 William stretcher Bar Insulation complete set as per Specn. No. IRS/ 40/ 84 or latest. One set consisting material of ( 1 ) Insulating Plate as per Drg. No. T- 10367 = 01 No. ( 2 ) Insulation Bush as per Drg. No. T- 10368 = 02 Nos. ( 3 ) Insulated Washer as per Drg. T- 10371 = 04 Nos.