supply of air brake hose coupling complete for feed pipe, ( length 790 mm ) confirming to appendix-f of rdso spec.02-abr-02, along with amend no. 4 of sept 2016 to rdso drg.no.wd-81027-s-01 alt 14. note: the dummy cap provided on palm end and nipple end side should be of thickness 3.5 mm to 4 mm and cap should be in red colour. firm should ensure before supply.air brake hose coupling complete for feed pipe, ( length 790 mm ) confirming to appendix-f of rdso spec.02-abr-02, along with amend no. 4 of sept 2016 to rdso drg.no.wd-81027-s-01 alt 14. note: the dummy cap provided on palm end and nipple end side should be of thickness 3.5 mm to 4 mm and cap should be in red colour. firm should ensure before supply., air brake hose coupling complete for feed pipe, ( length 790 mm ) confirming to appendix-f of rdso spec.02-abr-02, along with amend no. 4 of sept 2016 to rdso drg.no.wd-81027-s-01 alt 14. note: the dummy cap provided on palm end and nipple end side should be of thickness 3.5 mm to 4 mm and cap should be in red colour. firm should ensure before supply. [ warranty period: 24 months after the date of delivery ]