{
 "std": "ГОСТ 13941-86",
 "name": "Кольца пружинные упорные плоские внутренние концентрические и канавки для них. Конструкция и размеры",
 "name_en": "Retaining spring concentric rings for bores and grooves for them. Dimensions",
 "status": "действует, ограничений применения в России нет (карточка Росстандарта)",
 "status_src": "https://protect.gost.ru/gost/details/7530d8b4-4374-4c61-9d96-2c93a6c64910",
 "intro": "01.01.1988",
 "replaces": "ГОСТ 13941-68",
 "approved": "Постановление Госстандарта СССР от 20.12.1986 № 4446",
 "amendments": [
  "Изменение № 1, ИУС 11-1988 (учтено в издании)"
 ],
 "edition": "переиздание, сентябрь 1988 г., с Изменением № 1, Издательство стандартов",
 "oks": "21.160",
 "okp": "45 9830",
 "tech_req": "ГОСТ 13944-86",
 "units": "мм, F_kN: допускаемая осевая нагрузка, кН, mass_1000_kg: теоретическая масса 1000 стальных колец, кг (справочное приложение)",
 "columns": [
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  "d2",
  "d2_tol",
  "d3",
  "s",
  "b",
  "l_approx",
  "d1",
  "d1_tol",
  "m_H13",
  "h_min",
  "F_kN",
  "mass_1000_kg"
 ],
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   "+1,44/−0,72",
   3.0,
   3.0,
   9.5,
   28.0,
   195.0,
   "+0,72",
   3.4,
   7.5,
   377,
   124.2
  ],
  [
   200,
   208.0,
   "+1,44/−0,72",
   3.5,
   3.0,
   10.5,
   30.0,
   205.0,
   "+0,72",
   3.4,
   7.5,
   394,
   130.11
  ],
  [
   210,
   218.0,
   "+1,44/−0,72",
   3.5,
   3.0,
   10.5,
   30.0,
   215.0,
   "+0,72",
   3.4,
   7.5,
   416,
   151.01
  ],
  [
   215,
   224.0,
   "+1,44/−0,72",
   3.5,
   3.0,
   10.5,
   32.0,
   221.0,
   "+0,72",
   3.4,
   9.0,
   512,
   156.51
  ],
  [
   220,
   229.0,
   "+1,44/−0,72",
   3.5,
   3.0,
   10.5,
   32.0,
   226.0,
   "+0,72",
   3.4,
   9.0,
   523,
   159.1
  ],
  [
   225,
   234.0,
   "+1,44/−0,72",
   3.5,
   3.0,
   10.5,
   32.0,
   231.0,
   "+0,72",
   3.4,
   9.0,
   535,
   163.9
  ],
  [
   230,
   239.0,
   "+1,44/−0,72",
   3.5,
   3.0,
   10.5,
   32.0,
   236.0,
   "+0,72",
   3.4,
   9.0,
   548,
   167.8
  ],
  [
   240,
   249.0,
   "+1,44/−0,72",
   3.5,
   3.0,
   10.5,
   32.0,
   246.0,
   "+0,72",
   3.4,
   9.0,
   569,
   176.5
  ],
  [
   250,
   259.0,
   "+1,62/−0,81",
   3.5,
   3.0,
   10.5,
   32.0,
   256.0,
   "+0,81",
   3.4,
   9.0,
   582,
   183.1
  ],
  [
   260,
   271.0,
   "+1,62/−0,81",
   3.5,
   3.0,
   10.5,
   34.0,
   268.0,
   "+0,81",
   3.4,
   12.0,
   825,
   190.2
  ],
  [
   270,
   281.0,
   "+1,62/−0,81",
   3.5,
   3.0,
   10.5,
   34.0,
   278.0,
   "+0,81",
   3.4,
   12.0,
   860,
   197.9
  ],
  [
   280,
   291.0,
   "+1,62/−0,81",
   3.5,
   3.0,
   10.5,
   34.0,
   288.0,
   "+0,81",
   3.4,
   12.0,
   889,
   203.5
  ],
  [
   290,
   301.0,
   "+1,62/−0,81",
   3.5,
   3.0,
   10.5,
   34.0,
   298.0,
   "+0,81",
   3.4,
   12.0,
   920,
   213.3
  ],
  [
   300,
   311.0,
   "+1,62/−0,81",
   3.5,
   3.0,
   10.5,
   34.0,
   308.0,
   "+0,81",
   3.4,
   12.0,
   951,
   221.4
  ],
  [
   310,
   321.0,
   "+1,79/−0,89",
   3.5,
   3.0,
   10.5,
   34.0,
   318.0,
   "+0,89",
   3.4,
   12.0,
   1000,
   229.3
  ],
  [
   320,
   331.0,
   "+1,79/−0,89",
   3.5,
   3.0,
   10.5,
   34.0,
   328.0,
   "+0,89",
   3.4,
   12.0,
   1018,
   236.5
  ]
 ],
 "notes": [
  "Размер l допускается корректировать при изготовлении колец.",
  "Осевая нагрузка определена для таких условий: рабочие кромки кольца острые, углы у основания и наружная кромка канавки без скругления или фаски, закрепляемая деталь установлена в отверстии без зазора, прилегающая к кольцу поверхность закрепляемой детали без скругления или фаски, предел прочности материала отверстия не менее 300 Н/мм².",
  "угол раскрытия разреза (90 ± 5)°; допускается разрез с утонёнными концами b₁ = 0,25 b"
 ],
 "source": "КРЕПИОН, krepion.ru, по официальному изданию стандарта",
 "url": "https://krepion.ru/gost/13941-86"
}