supply of spring link bolt, 435 mm long (material: [spring link bolt, 435 mm long (material: steel gr. 35 mn 2 mo 28 to is:1570/1961 or en19), with m48 lock nut (01 no.), m48 full nut (01 no.) and 06mm dia split pin (01 no.) for 140t dhbd crane (cowans sheldon make old design) as per drawing enclossed (item no. c4 of drg. no. 22131-28/1) note: 1. material test certificate from nabl approved lab should be submitted and before acceptance bolts shall be tested for crack on receipt. 2. item must be free from crack. magnetic particle test certificate must be submitted along with the supplied material.]spring link bolt, 435 mm long (material: [spring link bolt, 435 mm long (material: steel gr. 35 mn 2 mo 28 to is:1570/1961 or en19), with m48 lock nut (01 no.), m48 full nut (01 no.) and 06mm dia split pin (01 no.) for 140t dhbd crane (cowans sheldon make old design) as per drawing enclossed (item no. c4 of drg. no. 22131-28/1) note: 1. material test certificate from nabl approved lab should be submitted and before acceptance bolts shall be tested for crack on receipt. 2. item must be free from crack. magnetic particle test certificate must be submitted along with the supplied material.],spring link bolt, 435 mm long (material: steel gr. 35 mn 2 mo 28 to is:1570/1961 or en19), with m48 lock nut (01 no.), m48 full nut (01 no.) and 06mm dia split pin (01 no.) for 140t dhbd crane (co wans sheldon make old design) as per drawing enclossed (item no. c4 of drg. no. 22131-28/1) note: 1. m aterial test certificate from nabl approved lab should be submitted and before acceptance bolts shall be t ested for crack on receipt. 2. item must be free from crack. magnetic particle test certificate must be subm itted along with the supplied material. [ warranty period: 30 months after the date of delivery ] ]