55° unsealed pipe thread plug gauges G

The 55° unsealed pipe thread plug gauges are for comprehensive Inspection of unsealed pipe inner thread that produced according to ISO standard.   Specification Thread Qty/inch P d d2 ≤d1 L1 L G1/16 Go 28 0.907 7.589 7.155 6.561 10 86 NoGo 7.445 7.259 6 G1/8 Go 28 0.907 9.594 9.16 8.566 10 86 NoGo 9.45 9.264 6 G1/4 Go 19 1.337 12.959 12.314 11.445 12 99 NoGo 12.708 12.436 8 G3/8 Go 19 1.337 16.464 15.819 14.95 14 112 NoGo 16.213 15.941 8 G1/2 Go 14 1.814 20.687 19.812 18.631 16 132 NoGo 20.316 19.947 12 G5/8 Go 14 1.814 22.643 21.768 20.587 16 132 NoGo 22.272 21.903 12 G3/4 Go 14 1.814 26.173 25.298 24.117 18 136 NoGo 25.802 25.433 14 G7/8 Go 14 1.814 29.933 29.058 27.877 18 136 NoGo 29.562 29.193 14 G1 Go 11 2.309 32.908 31.789 30.291 20 156 NoGo 32.43 31.962 16 G1 1/8 Go 11 2.309 37.556 36.437 34.939 20 156 NoGo 37.078 36.61 16 G1 1/4 Go 11 2.309 41.569 40.45 38.952 20 160 NoGo 41.091 40.623 16 G1 1/2 Go 11 2.309 47.462 46.343 44.845 2