supply of set of gauges for checking screw coupling of transition cbc. the above item consists of 06 various types of gauges as follows: 1) condemning gauge for short shackle screw coupling size: go-29.50 mm & no go-25.0 mm. asper rdso drg. no. 4685 & rdso-mp-mi-no-25. rev.0, jan 2006. material specification: tool steel to is no. 3748/90. hardness 50/55 hrc. qty = 1 no/set. 2) condemning gauge for long shackle screw coupling size: go-45.0 mm & no go-39.50 mm. as per rdso drg. no. 4685 & rdso-mp-mi-no-25. rev.0, jan 2006. material specification: tool steel to is no. 3748/90. hardness 50/55 hrc. qty = 1 no/set. 3) condemning gauge for checking the play between the hole short shackle & trunion screw pin condemning size: 187.0 mm. as per rdso drg. no. 4685 & rdso-mp-mi-no-25. rev.0, jan 2006. material specification: tool steel to is no. 3748/90. hardness 50/55 hrc. qty = 1 no/set. 4) condemning gauge for checking the play between the hole long shackle & trunion nut pin condemning size:278.0 mm. as per rdso drg. no. 4685 & rdso-mp-mi-no-25. rev.0, jan 2006. material specification: tool steel to is no. 3748/90. hardness 50/55 hrc. qty = 1 no/set. 5) screw pitch gauge (go & no go) (knuckle thread -lh) size: r- 1.404mm & r-1.625 mm. as per rdso-mp-mi-no25. rev.0, jan 2006. qty = 1 no/set. 6) screw pitch gauge (go & no go) (knuckle thread - rh) size: r1.515 mm & r- 1.625 mm. qty = 1 no as per rdso-mp-mi-no-25. rev.0, jan2006. qty = 1 no/set.