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Question

The pitch value in the specification Tr 40 × 14 (P7) of multiple start trapezoidal thread is :

मल्टीपल स्टार्ट ट्रैपेज़ॉइडल थ्रेड के विनिर्देशन Tr 40 × 14 (P7) में पिच मान है:

A.

2 mm

B.

14 mm

C.

7 mm

D.

40 mm

Answer ( Option C)

7 mm

Solution

The pitch value in the specification Tr 40×14(P7) of multiple start trapezoidal thread is 7 mm.

J KEY POINTS:-

  • In above ISO specification, Tr designates a trapezoidal thread, 40 is the nominal diameter (in mm) and 7 is the pitch (in mm).
  • Hence, the correct option is (C).

 

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