supply of 24a- double check valve assembly to wabco part no.560504 and wabco test specn. no. t-2447-024a- double check valve assembly to wabco part no.560504 and wabco test specn. no. t-2447-0,24a- double check valve assembly to wabco part no.560504 and wabco test specn. no. t-2447-0,faiveley part no. 702003300 to rdso drg. no.skdp-4161, alt.-1.specification mp.0.01.00.15 (rev- 03) april-2024. (for pipe mounted air brake system) in wag-7 locomotives. [ wa rranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] => limited