19 pin external coupler male & female type d as per clw specn. clw/es/c-8 alt- j . spec:

Supply, installation, testing and commissioning of 16mtr high mast alongwith with led flood light fittings at fsd sanathnagar for the year 2026 27

1- push-in t-connector qst, type- festo qst-12-20, part no.- 130806, tubing od- 12mm,2- push-in t-connector qs, type- festo qs-12-20, part no.- 130690, tubing od- 12mm,3- push-in-fitting qsf-female thread with external hex, push-in fitting with female thread, qsf-1by4-12-b, type- festo qsf-g1by4-12-b, part no.- 190651, female thread g1by4, tubing od- 12mm,4- push-in l-fitting qsl- male thread with external hex, rotable. push-in l-fitting qsl-1by4-12-20, type- festo qsl-r1by4-12-20, part no.- 130734, male thread r1by4, tubing od- 12mm,5- push-in l-fitting qsl- male thread with external hex, rotable. push-in l-fitting qsl-1by2-12-20, type- festo qsl-r1by2-12-20, part no.- 130738, male thread r1by2, tubing od- 12mm,6- reducing nipple, type- festo npfc-r-g34-g12-mf, part no.- 8030313

Internal and external electrification with led fittings alongwith service connection of male cum female lavatory block with installation of lightning arrestors at fsd bomdila

Internal and external electrification with led fittings alongwith service connection of male cum female lavatory block with installation of lightning arrestors at fsd bhalukpong.

Internal and external electrification with led fittings alongwith service connection of male cum female lavatory block with installation of lightning arrestors at fsd anini

Internal and external electrification with led fittings alongwith service connection of male cum female lavatory block with installation of lightning arrestors at fsd kharsang

Internal and external electrification with led fittings alongwith service connection of newly constructed male cum female lavatory block and labourshed with installation of lightning arrestors at fsd khupa

Internal and external electrification with led fittings alongwith service connection of newly constructed male cum female lavatory block and labourshed with installation of lightning arrestors at fsd tawang

Internal and external electrification with led fittings alongwith service connection of newly constructed male cum female lavatory block and labourshed with installation of lightning arrestors at fsd yingkiong