Proseat™ and Residential Cross-Reference Chart

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Fed. Spec. WW-P-541/1A Type C Seats
CFWC = Closed Front Seat With Cover,    CFLC = Closed Front Seat Less Cover
OFWC = Open Front Seat With Cover,    OFLC = Open Front Seat Less Cover    
Seat Type Bemis Church Beneke Centoco Kohler Olsonite Sperzel Type Class

Regular Bowl                  
CFWC 500PRO
--
400
540
--
400CH
2500
2100TM
XM20TM
--
--
--
--
K4716
--
700
--
100
--
--
--
I
I
I
1
1
1
Chrome-Plated Hinge 544CP 540CP 2100CPH   K4714 102 -- I 1
OFWC 550PRO
--
560
--
--
XM21TM
--
--
--
K4714
--
102
--
--
I
I
1
1
Elongated Bowl                  
CFWC 1500PRO
--
1400
585
--
1400CH
3500
3100TM
EM20TM
--
--
--
--
K4712
--
704
--
104
--
--
--
III
III
III
1
1
1
Chrome-Plated Hinge 1544CP 585CP EM20CPH -- K4712GS 104CH -- III 1
OFWC 1550PRO
--
595
--
--
EM21TM
--
--
--
K4710
--
107
--
--
III
III
2
2
Regular Eljer Emblem Bowl                  
CFWC 124 0210 124 0210 EMB60TM -- -- 24-0210 -- I 1
Elongated Eljer Emblem Bowl                  
CFWC 124 0215 124 0215 EMB60ETM -- 124-0215 -- -- III 1