Set Of Split Pins And Cotter Flat Splits To Use On 25 Kv Ac Elec. Locos, Each Set Consists Of 6 Types Of Pins As Follows: S.No. Deion Of The Item. Qty/Set. (1) Split Cotter Pin Size: Hole Nom Dia 6.3 Mm, Nom Length 50 Mm To Is:Specn. No.549/1974. 1.No. (2) Split Cotter Pin Size: Hole Nom Dia 4 Mm Nom, Length 50 Mm To Is:Specn.No.549/1974. 2 Nos. (3) Split Cotter Pin Size: Hole Nom Dia 5 Mm Length 50 Mm To Is:Specn.No.549/1974. 2 Nos. (4) Split Cotter Pin Size: Hole Nom Dia 3.2 Mm Length