https://govtribe.com/category/unspsc/31181700-packings-and-glands yearly 0.8 https://govtribe.com/category/unspsc/31180000-packings-glands-boots-and-covers yearly 0.8 https://govtribe.com/category/unspsc/31181704-stuffing-box yearly 0.8 https://govtribe.com/category/unspsc/31181801-automotive-transmission-shift-lever-boot yearly 0.8 https://govtribe.com/category/unspsc/31181705-seal-backup-ring yearly 0.8 https://govtribe.com/category/unspsc/31181802-ignition-boot yearly 0.8 https://govtribe.com/category/unspsc/31181800-automotive-boots-and-covers yearly 0.8