000 | 00386nam a2200121 4500 | ||
---|---|---|---|
027 |
_aBS 1806 : 1962 _q1962 |
||
041 | _aeng | ||
942 | _cSD | ||
110 | _aBritish Standard Institution, London | ||
245 |
_aBS 1806 : 1962 : Specisfication for dimentsions of toroidal sealing rings _b('O' seals and their housings) |
||
260 |
_aLondon _bBritish Standard Institution |
||
500 | _aSTD501 | ||
999 |
_c172523 _d172523 |