if your in need of a new one, from what I can tell its only sold as a whole unit , part #
FILTER, FUEL
www.messicks.com
or pending what exact model you have, could be this too??
if you go to this link, and check out the sections, below, you will find what your looking for I think
will be in either section, pending exact model/ set up you have on your machine
here is the link, and sections
New Holland Parts from Messick's, right priced parts service with knowledable New Holland parts technicians. Shop online or call our Parts Hotline.
www.messicks.com
05g02B SINGLE FILTER AND EMISSIONED
or
05G03 fuel filter