MISC-NR-1153 | United Mattress Bearing
MISC-NR-1854 | United Mattress Bearing
MISC-NR-30 | United Mattress Roller Bearing Assembly Old Style
NR-423 | Feed dog adaptor U604 For United Mattress machine, 300U, 300W. (Porter 6Z0873 ? ) (SIN-281950 ? )
SEI-CS-20275 | SEIKO Throat Plate OR 32827/NR424/281962
SIN-268619 Singer 300U, 300U, 300W Tape edge machine Feed dog single needle 268618 269686 300U101.