000 00235nam a2200073 4500
080 _a
_b
245 _aIS: 4773 - 1979; Specification for plummer blocks for rolling bearings with adapter sleeves
700 _aINDIAN STANDARDS INSTITUTION
260 _aNew Delhi
_bBIS
_c1980
300 _a3p
999 _c31343
_d31343