000 003610000a22001210004500
027 _aBS 1399 Pt. 2 : 1970
080 _a621-762:
_b621-824
942 _cSD
110 _aBRITISH STANDARDS INSTITUTION
245 _aBS 1399 Pt. 2 : 1970 : Specification for rotary shaft lip seals : methods of performance rating
260 _aLondon
_bB.S.I.
_c1970
300 _a22p.
999 _c24707
_d24707