tender for air brake hose coupling assembly for brake pipe [of length 790 mm],conforming to appendix f of rdso specn. no. 02-abr-02, amendment.no.3 to rdso drg no.sk-73547 alt.13. note- the dummy cap provided on palm end side should be ofthickness 3.5mm to 4 mm and cap should be in red colour. firm should ensure beforesupply.