Hex high-tension boltF10T Steel Unplated 22X90 Pitch 2.5
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Product Details

- Hex high-tension bolt F10T
- Nominal diameter (d) M22
- Length under head (ℓ) 90.0
- Body diameter (d1) Nominal 22 Tolerance +0.8,-0.4
- Head height (H) Nominal 14 Tolerance ±0.9
- Hex width across flats (B) Nominal 36 Tolerance 0,-1
- Head surface diameter (D) Reference 34
- Head bearing surface diameter (D1) Min 33
- Neck fillet (r) 1.2-2.0
- End chamfer (K) Approx 2.5
- Screw hole eccentricity (a-b) Max 1.1
- Head bearing surface step height (h) 0.4-0.8
- Thread length (S) Nominal 40 Tolerance +6,0
- Note) 1. The measurement position of d1 shall be ℓ 0≒d 1/4.
- 2. The length x of the incomplete thread section shall be approximately 2 threads, and approximately 3 threads for full thread cases.
- Nominal diameter (d) M22
- External thread outer diameter 22
- Height (H) Nominal 22 Tolerance ±0.4
- Hex width across flats (B) Nominal 36 Tolerance 0,-1
- Upper surface diameter (D) Approx 34
- Bearing surface diameter (D1) Min 33
- Screw hole eccentricity (a-b) Max 1.1
- Bearing surface step height (h) 0.4-0.8
- Note) The chamfer of the thread section on the nut bearing surface side shall have a diameter of 1.0-1.05d.
- Washer nominal size 22
- Inner diameter (dw) Nominal 23 Tolerance +0.8,0
- Outer diameter (Dw) Nominal 44 Tolerance 0,-1
- Thickness (t) Nominal 6 Tolerance ±0.7
- Chamfer (c or r) Approx 2.0
- Note) The drawing shows both versions with 45° chamfer and versions with fillet (r), but either one may be used.
Hex high-tension boltF10T Steel Unplated 22X90 Pitch 2.5