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메인(홈)으로 바로가기 Home > 제품소개 > 육각둥근머리 렌치볼트

육각둥근머리 렌치볼트

JIS B 1174-1989 Unit : mm
Designation
of Thread		 Gaugen Line Hexagon Socket Length K E d2
Major D. Pitch D1 a B m ℓ approx 최소 ref
Basic
Size		 Tolerance 최대 최소
1/8-28 9.728 9.147 3.97 ±0.91 5 4.0 3.5 8 1.3 1.5 8.2
1/4-19 13.157 12.301 6.01 ±1.34 6 5.0 4.5 11 1.5 1.5 11.0
3/8-19 16.662 15.806 6.35 ±1.34 8 6.0 5.5 12 1.5 1.5 14.4
1/2-14 20.955 19.793 8.16 ±1.81 10 7.0 6.5 15 2 1.5 18.0
3/4-14 26.441 25.279 9.53 ±1.81 14 9.5 7.5 17 2 2 23.0
1-11 33.249 31.770 10.39 ±2.31 17 11.0 9.0 19 3 2 29.0
1-1/4-11 41.910 40.431 12.70 ±2.31 22 12.5 10.5 22 3 2 38.0
1-1/2-11 47.803 46.324 12.70 ±2.31 22 12.5 10.5 22 3 2 44.0
2-11 59.614 58.135 15.88 ±2.31 27 12.5 10.5 26 3 2 55.5