supply of tooth spacing k value & tooth spacing k value , tooth spacing k value checking go & no go gauge for bull gear 107 teeth (mating shaft pi nion- 21 teeth) for wag-9 / wag-9 hc loco. size: go: 317.09/317.17 mm & no go (service limit): 316.49 mm. ref: rdso drawing no. sk.dp-3848. material: tool steel - is- 3748/90, hardness: 40/45 hrc [ warran ty period: 30 months after the date of delivery ] ] , profile checking gauge (p-value) with feeler gauge for bull gear 107 teeth matching shaft pini on 21 teeth for wag-9/ wag-9 hc locos to rdso drg. no. skdp-3848. material: tool steel to is: 3748/90, h ardness: 40/45 hrc. feeler gauge size 0.20 mm, 0.25 mm, 0.30 mm, 0.35 mm & 0.40 mm [ warranty per iod: 30 months after the date of delivery ] ]