No	Part Number	Description	Price
1	42-2850-07R	Locking Nut (Lock Ring) w/Tabs	----
2	42-2253-18R	Lens (Prior to 01/94)	----
3	9193-4182R **	Pressure Gauge (Select style you want)	$5.99	Select
4	39-2547-01R	Directional Vent Valve w/O-Ring (1989)	----
7	47-0380-47R/O-413 *	Filter Tank O-Ring	$6.99
9	47-0112-00R/O-39 *	O-ring (Prior to 2/2/93)	$2.59
11	C-9650	Element, 50 sq ft  (Unicel)	$43.99
11	C-9475	Element, 75 sq ft  (Unicel)	$47.99
11	C-9699	Element, 100 sq ft  (Unicel)	$65.99
11	C-9478	Element, 150 sq ft  (Unicel)	$79.99
12	42-2943-07R	Dirt Catcher, 50 sq ft 12/89	----
12	42-2943-06R	Dirt Catcher, 100 sq ft 12/89	----
12	42-2943-05R	Dirt Catcher, 150 sq ft	----

* Replacement O-Rings being sold are from Aladdin
** Replacement pressure gauges are from Harvard