Description Fleetguard LF699 is a full-flow spin-on lube oil filter with 3/4-16 UNF-2B thread, 174.24 mm overall length and 93.22 mm largest outside diameter, incorporating an anti-drainback valve, bypass valve and standpipe. It is widely used on Perkins diesel engines and equivalent applications, including Mercruiser Diesel D254/VM254, D3.0L/VM183, D3.6L/VM219 and D4.2L/VM254, and Perkins 4.108, 4.154, 4.236 long filter, 6.354M, T6.354M, 6.3544, T6.3544, TV8.510M and TV8.540. Common cross-references include Perkins 2654407, Caterpillar 7W2326, Baldwin BT237, Donaldson P554407, Fram C986, Ryco Z54 and Z54A, and WIX 324P.