Diameter chart

5" diameter filter cartridges

50 rich records grouped by measured length. Check exact decimal or fractional values in each cartridge record.

Dimensions in this diameter bucket

This page contains 50 replacement cartridges with lengths from 6" to 30-1/8"; measure the exact diameter and length before comparing rows. The most common end-cap configurations are top bar handle with bottom 2” male thread/MPT, and top 2-1/8" / open with bottom 2-1/8" / open. The overlapping Unicel pages are 5000 series and Other series.

6–7" long

5" diameter, 6–7 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
5CH-25	—	—	5-5/8" × 6"	single-source
C-5325	PLW25	FC-3100FC-3107	5-7/8" × 6"	cross-checked against 2 sources
C-5326	—	—	5-7/8" × 6"	single-source

7–8" long

5" diameter, 7–8 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
5CH-203	PLAS35	FC-0303	5-3/8" × 7"	cross-checked against 3 sources

8–9" long

5" diameter, 8–9 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
5CH-35	PAS35PPMAX50PMAX50P4	FC-0300	5-5/8" × 8"	cross-checked against 3 sources

9–10" long

5" diameter, 9–10 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
5CH-37	PFF42TC-P4	FC-2402	5-5/16" × 9"	cross-checked against 2 sources
C-5426	—	—	5-3/16" × 9"	single-source

10–11" long

5" diameter, 10–11 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
5CH-45	PFF50PPFF50P4	FC-2401	5-5/16" × 10"	cross-checked against 3 sources
C-5315	PIN20	FC-3752	5-3/4" × 10"	cross-checked against 2 sources
C-5345	PLBS50PLBS50-M	FC-2970	5-5/16" × 10-1/8"	cross-checked against 3 sources
C-5431	PWK30V	FC-3910	5-1/8" × 10-1/4"	cross-checked against 2 sources
C-5300	PJW50	FC-1320	5-11/16" × 10-3/8"	cross-checked against 3 sources
C-5601	PJW23PJW23-4	FC-1330	5-11/16" × 10-3/8"	cross-checked against 3 sources
5CH-402	PJW40SC-F2M	FC-2811	5-3/16" × 10-3/4"	cross-checked against 3 sources

11–12" long

5" diameter, 11–12 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
C-5402	PDO25	FC-3096	5-1/2" × 11-7/8"	cross-checked against 2 sources
C-5427	PPR23	FC-2014	5-3/16" × 11-7/8"	cross-checked against 2 sources
C-5621	—	—	5-3/16" × 11-7/8"	single-source
C-5622	—	—	5-3/16" × 11-7/8"	single-source
C-5624	PJW25	FC-1305	5-3/4" × 11-7/8"	cross-checked against 2 sources
C-5626	PPM25	FC-3626	5-3/16" × 11-7/8"	cross-checked against 2 sources
C-5423	PPM35	FC-3623	5-3/16" × 11-15/16"	cross-checked against 2 sources

12–13" long

5" diameter, 12–13 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
C-5330	PIN28	FC-3748	5-3/4" × 12"	cross-checked against 2 sources
5CH-352	PPM35SC-F2M	FC-0196	5-3/16" × 12-1/2"	cross-checked against 2 sources
5CH-502	PPM50SC-F2M	FC-0195	5-3/16" × 12-1/2"	cross-checked against 3 sources
C-5349	—	—	5-7/8" × 12-3/4"	single-source
C-5350	PLW50	FC-3101	5-7/8" × 12-3/4"	cross-checked against 2 sources

13–14" long

5" diameter, 13–14 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
C-5615	PJ15-IN-4	FC-1415	5" × 13-5/16"	cross-checked against 2 sources
C-5625	PJ25-IN	FC-1425	5" × 13-5/16"	cross-checked against 3 sources
C-5635	PJ37-IN	FC-1437	5" × 13-5/16"	cross-checked against 3 sources
C-5623	—	—	5-5/16" × 13-9/16"	single-source

14–15" long

5" diameter, 14–15 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
C-5346	PPM50	FC-3638	5-3/16" × 14-1/8"	cross-checked against 2 sources
C-5627	PPM30	FC-3070	5-3/16" × 14-3/4"	cross-checked against 2 sources
C-5374	PLBS75	FC-2971	5-5/16" × 14-13/16"	cross-checked against 3 sources

15–16" long

5" diameter, 15–16 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
C-5405	PCP50	FC-3090	5-7/8" × 15-5/8"	cross-checked against 2 sources

16–17" long

5" diameter, 16–17 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
5CH-512	—	—	5-3/16" × 16"	single-source
5CH-752	PCAL60-F2M	FC-0202	5-3/16" × 16-1/8"	cross-checked against 2 sources

17–18" long

5" diameter, 17–18 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
C-5404	PDO40	FC-3097	5-1/2" × 17"	cross-checked against 2 sources
C-5397	PLBS100	FC-2972	5-5/16" × 17-13/16"	cross-checked against 3 sources

19–20" long

5" diameter, 19–20 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
C-5375	PLW75	FC-3102	5-7/8" × 19-1/4"	cross-checked against 2 sources
C-5376	—	—	5-7/8" × 19-1/4"	single-source
C-5434	—	—	5-3/16" × 19-5/8"	single-source
C-5435	PPM60	FC-3634	5-3/16" × 19-5/8"	single-source
C-5637	PPM40	FC-3637	5-3/16" × 19-5/8"	cross-checked against 2 sources

20–21" long

5" diameter, 20–21 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
5CH-762	—	—	5-3/16" × 20"	single-source

21–22" long

5" diameter, 21–22 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
C-5396	PCST80	FC-2975	5-5/16" × 21-5/16"	cross-checked against 3 sources

23–24" long

5" diameter, 23–24 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
C-5371	PPR75	FC-2018	5-3/16" × 23-1/4"	cross-checked against 2 sources

25–26" long

5" diameter, 25–26 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
C-5398	—	—	5-7/8" × 25-3/4"	single-source
C-5399	—	—	5-7/8" × 25-3/4"	single-source

30–31" long

5" diameter, 30–31 inch length
Unicel	Pleatco	Filbur	Dimensions	Verification
5CH-902AM	—	—	5-3/16" × 30"	single-source
C-5351	PCST120	FC-2976	5-5/16" × 30-1/8"	cross-checked against 3 sources

A nominal diameter bucket includes fractional measurements. Use the exact dimension lookup and follow the measurement guide.