supply of lock rod , lock rod in sets for point m/c-220mm stroke point machine. each set comprising of 1) l ock rod (rh) to drg.no.rdso/s.11006 alt- ptj/8 :- 1no, 2) lock rod (lh) to drg.no.rdso/s.11007 alt- ptj/8:- 1no , each lock rod rh & lh shall be supplied with 2 nos of nut ms hex m24x3mm pitch to is: 1364 part-3, 2 nos of lock nut ms m24x3mm pitch to is:1364 part-4, 2 nos of washer ms punched m2 4 to is:2016 type-a and 2 nos of spring washer b24 to is:3063 all these fasteners are to be supplied i n assembled condition and shall be zinc plated to grade fe/zn 25 to is:1573 and yellow passivated to is:1340. ultrasonic testing to be conducted by the supplier on lock rods to ensure the material is free from internal cracks/defects and for proof of this, test certificate from reputed testing labs shall be enc losed along with each supply. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]