supply of primary vertical damper for all lhbprimary vertical damper for all lhb,primary vertical damper for all lhb coaches fitted with fiat bogies to rdso drg. no. rd so/cg/drg/21047, alt. 1, conforming to rdso specification no. rdso/cg-18005. rev. nil accepted descripti on-primary vertical damper for all lhb coaches fitted with fiat bogies to rdso drg. no. rdso/cg/drg /21047, alt. 1, conforming to rdso specification no. rdso/cg-18005, rev. nil similar to kbi part no. 1.3. 1143, [ warranty period: 72 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lac s ] ] => limited