Structure Description:Rubber bellows designEquivalent to John crane type 21/AES P04/AES P04TOperating Limits:Temperature:-40°F to 400°F/-40°C to 205°C (depending on materials used)Speed: 13m/sPressure: 11barStandard size: 0.275-1''Materials: Seal ring: Car,Website:http://www.mechanicalsealsenactus.com,Sic,Ssic,Ceramic,TCSecondary seal: NBR,EPDM,Viton etc.Spring and metal parts:304,316,HAST.CEnactus -Type 21 Dimensions(inches)SizeD1D3D4L30.2500.2500.7180.8430.6250.3750.3750.8120.9370.8120.5000.5000.9371.1870.8120.6250.6251.0621.1870.8750.7500.7501.1871.3120.8750.8750.8751.3121.4370.9371.0001.0001.6871.9371.0001.1251.1251.8122.0621.0621.2501.2501.9372.1871.0621.3751.3752.0622.3121.1251.5001.5002.1872.4371.1251.6251.6252.5002.7501.3751.7501.7502.6252.8751.3751.8751.8752.7503.0001.5002.0002.0002.8753.1871.5002.1252.1253.0003.3121.6872.2502.2503.1253.4371.6872.3752.3753.2503.5621.8122.5002.5003.3433.6871.8122.6252.6253.5004.0001.9372.7502.7503.7504.1251.9372.8752.8753.8754.3752.0623.0003.0004.0004.5002.0623.1253.1254.1254.7502.1873.2503.2504.2504.8752.1873.3753.3754.5005.2502.1873.5003.5004.6255.3752.1873.6253.6254.7505.5002.3123.7503.7504.8755.6252.3123.8753.8755.0005.7502.4374.0004.0005.1255.8752.437
