supply of barrel nipple ms galvanised , ms barrel nipple galvanized medium grade for pipe of nominal bore 15 mm diameter, b oth ends threaded of 20 mm threading length both (each) sides length of barrel nipple 85 mm is: 123 9 [part. 2] 2011, table no.2. as per drg.no. nil as per specn. is:1239[part-2]2011, table no.2 [ warra nty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 1 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] , barrel nipple ms galvanised heavy grade for pipe of nb 15 mm x 100 mm leng th to is:1239/part-ii/92, table 2. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 1 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]