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AFNOR
NF L22-442
Anulada
2000-12-20
Hexagonal nuts. Reduced height. Reduced across flats. ISO LH thread.
4H5H or 5H tolerance class according to diameter.
AFNOR
AFNOR
AFNOR
NF EN ISO 11111-2
En Vigor
2005-05-31
Textile machinery — Safety requirements — Part 2: Spinning preparatory
and spinning machines










