9973

• Serve as a backup filter in case of primary filter damage or improper installation
• Prevent contaminants from entering the clean side of the air intake system during primary filter servicing
• Designed to plug rapidly if contamination finds its way past the primary filter, alerting operators about an issue
• Recommend that safety filters are replaced with every third primary filter change unless there has been a failure of the primary filter

INTERCHANGE

83973
RS5559
RS5559
83973
P637536
871101N
RS5559
AF2532
SA16464
54717152
9973
HA40791
49973
49973