Characteristics of 502 series mechanical seal structure:
The 502 type mechanical seal complies with European standard DIN24960, international standard ISO3069, and British standard BS5257-1975. This mechanical seal
Belonging to a single spring, rubber bellows structure, this structure is simple and compact due to the use of rubber bellows; It can also compensate for the radial and
Axial jumping.  
Please select the friction pair material and auxiliary sealing material according to the actual working conditions.  

Scope of application:
Sealed media: oil, water, organic solvents, and other corrosive solutions.
Sealing chamber pressure: ≤ 4Mpa
Sealed chamber temperature: -40 ℃~200 ℃
Linear velocity: ≤ 25m/s

	d	D	D1	D2	L1	L2	L3
	h6	H8	H11
502-14	fourteen	twenty-five	twenty-one	twenty-four	thirty-five	twenty-three	twelve
502-16	sixteen	twenty-seven	twenty-three	twenty-six	thirty-five	twenty-three	twelve
502-18	eighteen	thirty-three	twenty-seven	thirty-two	thirty-seven point five	twenty-four	thirteen point five
502-20	twenty	thirty-five	twenty-nine	thirty-four	thirty-seven point five	twenty-four	thirteen point five
502-22	twenty-two	thirty-seven	thirty-one	thirty-six	thirty-seven point five	twenty-four	thirteen point five
502-24	twenty-four	thirty-nine	thirty-three	thirty-eight	forty	twenty-six point seven	thirteen point three
502-25	twenty-five	forty	thirty-four	thirty-nine	forty	twenty-seven	thirteen
502-28	twenty-eight	forty-three	thirty-seven	forty-two	forty-two point five	thirty	twelve point five
502-30	thirty	forty-five	thirty-nine	forty-four	forty-two	thirty point five	twelve
502-32	thirty-two	forty-eight	forty-two	forty-six	forty-two	thirty point five	twelve
502-33	thirty-three	forty-eight	forty-two	forty-seven	forty-two point five	thirty point five	twelve
502-35	thirty-five	fifty	forty-four	forty-nine	forty-two point five	thirty point five	twelve
502-38	thirty-eight	fifty-six	forty-nine	fifty-four	forty-five	thirty-two	thirteen
502-40	forty	fifty-eight	fifty-one	fifty-six	forty-five	thirty-two	thirteen
502-43	forty-three	sixty-one	fifty-four	fifty-nine	forty-five	thirty-two	thirteen
502-45	forty-five	sixty-three	fifty-six	sixty-one	forty-five	thirty-two	thirteen
502-48	forty-eight	sixty-six	fifty-nine	sixty-four	forty-five	thirty-two	thirteen
502-50	fifty	seventy	sixty-two	sixty-six	forty-seven point five	thirty-four	thirteen point five
502-53	fifty-three	seventy-three	sixty-five	sixty-nine	forty-seven point five	thirty-four	thirteen point five
502-55	fifty-five	seventy-five	sixty-seven	seventy-one	forty-seven point five	thirty-four	thirteen point five
502-58	fifty-eight	seventy-eight	seventy	seventy-eight	fifty-two point five	thirty-nine	thirteen point five
502-60	sixty	eighty	seventy-two	eighty	fifty-two point five	thirty-nine	thirteen point five
502-63	sixty-three	eighty-three	seventy-five	eighty-three	fifty-two point five	thirty-nine	thirteen point five
502-65	sixty-five	eighty-five	seventy-seven	eighty-five	fifty-two point five	thirty-nine	thirteen point five
502-68	sixty-eight	ninety	eighty-one	eighty-eight	fifty-two point five	thirty-nine	thirteen point five
502-70	seventy	ninety-two	eighty-three	eighty-nine	sixty	forty-five point five	fourteen point five
502-75	seventy-five	ninety-seven	eighty-eight	ninety-six	sixty	forty-five point five	fourteen point five
502-80	eighty	one hundred and five	ninety-five	one hundred and four	sixty	forty-five	fifteen
502-85	eighty-five	one hundred and ten	one hundred	one hundred and eight	sixty	forty-five	fifteen
502-90	ninety	one hundred and fifteen	one hundred and five	one hundred and fourteen	sixty-five	fifty	fifteen
502-95	ninety-five	one hundred and twenty	one hundred and ten	one hundred and eighteen	sixty-five	fifty	fifteen
502-100	one hundred	one hundred and twenty-five	one hundred and fifteen	one hundred and twenty-four	sixty-five	fifty	fifteen