Diaphragm, Compatible with Grainger Part Number 1ZRZ4, 2CAP5, 2CAP7, 2CAP8, 2CAP9, 2UV59, 2UV60, 2UV62, 4RN37, 5XA58, 5XA59, 5XA60, 5XA62, 5XA64, 5XA68, 5XA69, Compatible with Manufacturer Model Number 66605J-344, DAB05-SSTT-2-H, PD05P-AES-DAA-B, PD05P-AES-DTT-B, PD05P-ALS-KAA-B, PD05P-ALS-KTT-B, PD05P-ARS-PAA-B, PD05P-ARS-PTT-B, PD05P-ASS-STT, PD05R-AAS-PAA-B, PD05R-AAS-STT-B, PD05R-ASS-SAA-B, PD05R-ASS-STT-B, PD07P-APS-PAA-G, PD07P-APS-PTT, PD07R-AAS-PTT, Material Santoprene