High-strength cheese-head and conical bolts for bridge building. Nuts and washers for them. Specifications
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About the typo in GOST R 53664-2009
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Tolerances and fits. Shaft system. Accuracy class 2a. Transitional and sliding fits
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Chemical power sources. Protection of threaded joints from loosening.
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Hexagonal socket cap head key screws. Construction and dimensions (limitation under GOST 11738-72).
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Cheese-head screws. Construction and dimensions (limitation under GOST 1491-80).
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Slotted plain sheared end setscrews. Construction and dimensions (limitation under GOST 1477-75).
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Round, square and elongated through holes for fasteners for agricultural machines and tractors. Dimensions (restriction as per GOST 11284-65 and GOST 16030-70).
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Screw tie-down. Gripping requirements.
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Support surfaces for fasteners. Dimensions.
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Holders and fasteners. Nomenclature and sizes.
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Quality indicator system. Fasteners and machine normal lines. Product indicators.
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