These printers use the 52100 cartridge:
Click On a Printer to View it's Cartridges
          Okidata ET 5200
          Okidata ET 6370
          Okidata ET 6730
          Okidata Microline 80
          Okidata Microline 82
          Okidata Microline 82 A
          Okidata Microline 83
          Okidata Microline 83 A
          Okidata Microline 92
          Okidata Microline 93
          Okidata ML 80
          Okidata ML 81
          Okidata ML 82
          Okidata ML 82 A
          Okidata ML 83
          Okidata ML 83 A
          Okidata ML 92
          Okidata ML 93
          Okidata ML 110 /3
          American-Datacom DOT Matrix PTR
          Anderson-Jacobsen 870 O.S.
          Anderson-Jacobsen 874
          Anderson-Jacobsen AJM 82
          Anderson-Jacobsen AJM 92
          Anker-Data-Systems A 2820
          Basic-Four 3907
          Basic-Four 4208
          Basic-Four 4213
          BDT Print 120 B
          Billings P 200
          Billings P 209
          Binder P 16 S
          BMC-International IF 800
          Bull 710-5310 B
          Bull 710-8892
          Bull 711-5307 B
          Bull 711-5310 B
          Bull 711-5507 B
          Bull Datant 2000
          Bull IMP 6101
          Bull IMP 6102
          Bull IMP 6201
          Bull IMP 6202
          Bull TTX 33
          Bull TTY 35
          Bull TTY 37
          Burroughs-Unisys AP 1312
          Burroughs-Unisys B 25
          Burroughs-Unisys B 9253
          Burroughs-Unisys EF 4240
          Burroughs-Unisys EF 4250
          Burroughs-Unisys EP 30
          Burroughs-Unisys EP 301
          Burroughs-Unisys RT 750
          Burroughs-Unisys TP 305
          C.Itoh 1540
          C.Itoh 1541
          Canon C 8220 A
          Canon P 1520
          Canon PI 520
          Canon PW 80
          Canon PW 136 C
          Canon TX 10
          Canon TX 15
          Canon X 8220 A
          Comdata 33
          Comlog Commander 2022
          Commodore 2023
          Commodore 3022
          Comstar 10 X
          Comstar 15 X
          Control-Data-Corp 200 TERMINAL
          Control-Data-Corp 1711-3
          Copal SZ 58
          Creed-Data 47
          Creed-Data 78
          Creed-Data Envoy T-100
          Data-100 2422
          Data-100 2433
          Data-100 DMP 1200
          Data-100 NI 503 D
          Data-Access Dasi 335
          Data-General 4346
          Data-General 4354
          Data-Terminal-Systems 200 E
          Datapoint 9626
          Datapoint 9627
          Datapoint 9628
          Datapoint 9629
          Datic ML 83 U
          DEC PDP 5
          DEC PDP 6
          DEC PDP 7
          DEC PDP 9
          DEC TWX 28
          DEC TWX 37
          Epson 512 G
          Epson 522
          Epson 522 G
          Epson 542
          Epson M 512 G
          Epson M 522 G
          Epson M 542 G
          Epson TX 80
          Epson TX 80 B
          Epson TX 512
          Epson TX 522
          Epson TX 542
          Ericsson 3596
          Ericsson 4151
          Ericsson 4152
          Ericsson S 1130
          Ericsson S 1137
          Facit 3571
          Facit 3572
          Getex G 80 Series
          Geveke 82 A
          Geveke 92
          ICL 2375
          ICL 3181
          ICL 3184
          ICL 3441
          ICL 3443
          ICL 7502
          ICL 9505
          ICL 9507
          Kingtron PF Series
          Kingtron TR ERC PC DMP
          Matra Mini Printer Plus
          Micros 451
          Micros 455
          Micros 455 A
          Micros 473
          Micros 474
          Omron RS 590
          Omron RS 591
          Omron RS 592
          Omron RS 595
          Omron RS 596
          Panasonic BC 5000
          Panasonic JK 127
          Panasonic JK 129
          Philips D/RS 19
          Philips P 2968
          Sanyo ECR 08 LB
          Sanyo ECR 08 LD
          Sanyo ECR 16 LB
          Sanyo ECR 16 LD
          Sanyo ECR 180
          Sanyo ECR 187
          Sanyo Serd 100
          Sanyo Serd 134
          Sanyo Serd GCP 18
          Star-Micronics Delta 10
          Star-Micronics Delta 15
          Star-Micronics DP 510
          Star-Micronics DP 515
          Star-Micronics DP 610
          Star-Micronics DP 8480
          Star-Micronics Gemini 10
          Star-Micronics Gemini 10 X
          Star-Micronics Gemini 10 XI
          Star-Micronics Gemini 15
          Star-Micronics Gemini 15 X
          Star-Micronics Gemini 15 XI
          Star-Micronics Gemini 160
          Star-Micronics Gemini 160 I
          Star-Micronics Print 160 B
          Star-Micronics Print 160 S
          Star-Micronics SG 10
          Star-Micronics SG 10 C
          Star-Micronics SG 15
          Star-Micronics SL 10 C
          Sweda L 45
          Sweda L 4520
          Sweda L 4525
          Sweda L 4530
          Sweda L 4545
          Tricom TWC 1500
          Univac 797
          Xerox-Tektronix 4192
          Xerox-Tektronix 4193
          Xerox-Tektronix 4194
          Xerox-Tektronix 4591
          Xerox-Tektronix 4691
          Xerox-Tektronix 7012