GOST 26258-87
ГОСТ 26258-87
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Counterbores designed for working bearing surfaces under fastenings. Specifications
Цековки цилиндрические для обработки опорных поверхностей под крепежные детали. Технические условия
Status: Effective - Supersedes. IUS 2-1988 The limitation of effectiveness period has been lifted: Protocol No. 3-93 of the IGU dated 03/12/93 (IUS 5-6-1993)
This standard applies to cylindrical baffles intended for machining bearing surfaces for fasteners, except for baffles for enlarged washers for machining bearing surfaces with a diameter of over 61 mm and protruding bearing surfaces with a diameter of up to 15 mm
Настоящий стандарт распространяется на цилиндрические цековки, предназначенные для обработки опорных поверхностей под крепежные детали, кроме цековок под увеличенные шайбы для обработки опорных поверхностей диаметром свыше 61 мм и выступающие опорные поверхности диаметром до 15 мм
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Format: Electronic (pdf/doc)
Approved: USSR State Committee for Standards,
11/24/1987
SKU: RUSS70113
The Product is Contained in the Following Classifiers:
PromExpert »
SECTION I. TECHNICAL REGULATION »
V Testing and control »
4 Testing and control of products »
4.12 Testing and control of products of metallurgical industry »
4.12.6 Metal products »
ISO classifier »
25 MECHANICAL ENGINEERING »
25.100 Cutting tools »
25.100.99 Other cutting tools »
National standards »
25 MECHANICAL ENGINEERING »
25.100 Cutting tools »
25.100.99 Other cutting tools »
National Standards for KGS (State Standards Classification) »
Latest edition »
G Machines, equipment and tools »
G2 Industrial tools and accessories »
G23 Tools for machining »
National Standards for OKSTU »
TOOL, TECHNOLOGICAL TOOLING, ABRASIVE MATERIALS »
Countersinks »
As a Replacement Of:
GOST 26258-84: Counterbores designed for working bearing surfaces under fastenings. Specifications
The Document References:
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GOST 11284-75: Through holes for fasteners. Dimensions
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GOST 1412-85: Flakish graphite cast iron
GOST 1477-84: Flat-point straight slotted set screws. Construction and dimensions
GOST 15527-70: Copper zinc pressure treated alloys (brasses). Types
GOST 16093-81: Basic norms of interchangebility. Metric screw thread. Tolerances. Clearance fits
GOST 18088-83: Metal-cutting, diamond, wood-cutting and fitter's tools. Packing, marking, transportation fitter and auxiliary
GOST 19265-73: Bars and strips out of high-speed steel. Specifications
GOST 23726-79: Metal cutting and woodcutting. Acceptance
GOST 24705-81: Basic norms of interchangeability. Metric screw thread. Basic dimensions
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GOST 25557-82: Machine tool tapers. Basic dimensions
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GOST 2848-75: Tapers of tools. Tolerances. Methods and means of control
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GOST 3882-74: Sintered hard alloys. Types
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GOST 8.051-81: State system for ensuring the uniformity measurements. Permissible errors of measurement of linear dimensions to 500 mm
GOST 9.014-78: Unified system of corrosion and ageing protection. Temporary corrosion protection of products. General requirements
GOST 9013-59: Metals. Method of measuring Rockwell hardness
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