{"id":781,"date":"2026-08-01T07:25:25","date_gmt":"2026-08-01T07:25:25","guid":{"rendered":"https:\/\/jiexinseal.com\/?post_type=product&p=781"},"modified":"2026-09-01T07:52:46","modified_gmt":"2026-09-01T07:52:46","slug":"john-crane-502-water-pump-mechanical-seal-unbalanced-14mm-100mm","status":"publish","type":"product","link":"https:\/\/jiexinseal.com\/th\/product\/john-crane-502-water-pump-mechanical-seal-unbalanced-14mm-100mm\/","title":{"rendered":"John Crane 502 Water Pump Mechanical Seal Unbalanced 14mm 100mm"},"content":{"rendered":"
\n

PRODUCT DESCRIPTION<\/span><\/h4>\n

 <\/p>\n

\n
\n
\n
John Crane 502 Water Pump Mechanical Seal Unbalanced 14mm 100mm<\/strong><\/h5>\n
<\/div>\n
Mechanical Seal John Crane 502 Water Pump Seal Mechanical Seal<\/strong><\/h5>\n

 <\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

Basic Info.<\/h5>\n
\n\n\n\n\n\n
Model NO.<\/td>\n502<\/td>\n<\/tr>\n
Trademark<\/td>\nJIEXIN, Neutral or Customised<\/td>\n<\/tr>\n
Origin<\/td>\nChina<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n
Balance<\/td>\nUnbalanced<\/td>\n<\/tr>\n
Transport Package<\/td>\nJIEXIN, Neutral or Customised<\/td>\n<\/tr>\n
HS Code<\/td>\n84842000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n

Our mechanical seal model 502 can replace AESSEAL B07S and CRANE 502 ,which is widely used for industrial pumps. BO seat and BP seat are usually used for 502 type. The normal material combination include resin carbon\/ceramic\/nbr\/ss304,resin carbon\/tc\/nbr\/ss304,sic\/sic\/nbr\/ss304 ,tc\/tc\/nbr\/ss304 and so on. we also can make changes as customers’requirement or totally design a new type of mechanical seal to meet clients’needs.<\/p>\n

502
\nOperating Limits:<\/strong>
\n1. Pressure: \u22644MPa
\n2. Speed: \u226413m\/s
\n3. Temperature: -30\u00baC~+200\u00baC<\/p>\n

Rotary Ring (Carbon\/SiC\/TC)
\nStationary Ring (99%Ceramic\/SiC\/TC)
\nSecondary SeaI (\/NBR\/EPDM)
\nSpring & Other Parts (SUS304\/SUS316)<\/p>\n

The standard seat for the 502 seal is the BO seat (DIN24960). Alternative seats can also be used, such as the BP and BC seats.<\/p>\n

 <\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Seal size
\nd(mm)<\/td>\n		d3<\/td>\nd6<\/td>\nd7<\/td>\nl1k<\/td>\nl4<\/td>\n<\/tr>\n
12<\/td>\n22.6<\/td>\n18.5<\/td>\n22.5<\/td>\n32.5<\/td>\n12.0<\/td>\n<\/tr>\n
14<\/td>\n24<\/td>\n21<\/td>\n25<\/td>\n35.0<\/td>\n12.0<\/td>\n<\/tr>\n
16<\/td>\n26<\/td>\n23<\/td>\n27<\/td>\n35.0<\/td>\n12.0<\/td>\n<\/tr>\n
18<\/td>\n32<\/td>\n27<\/td>\n33<\/td>\n37.5<\/td>\n13.5<\/td>\n<\/tr>\n
20<\/td>\n34<\/td>\n29<\/td>\n35<\/td>\n37.5<\/td>\n13.5<\/td>\n<\/tr>\n
22<\/td>\n36<\/td>\n31<\/td>\n37<\/td>\n37.5<\/td>\n13.5<\/td>\n<\/tr>\n
24<\/td>\n38<\/td>\n33<\/td>\n39<\/td>\n40.0<\/td>\n13.3<\/td>\n<\/tr>\n
25<\/td>\n39<\/td>\n34<\/td>\n40<\/td>\n40.0<\/td>\n13.0<\/td>\n<\/tr>\n
28<\/td>\n42<\/td>\n37<\/td>\n43<\/td>\n42.5<\/td>\n12.5<\/td>\n<\/tr>\n
30<\/td>\n44<\/td>\n39<\/td>\n45<\/td>\n42.5<\/td>\n12.0<\/td>\n<\/tr>\n
32<\/td>\n46<\/td>\n42<\/td>\n48<\/td>\n42.5<\/td>\n12.0<\/td>\n<\/tr>\n
33<\/td>\n46<\/td>\n42<\/td>\n48<\/td>\n42.5<\/td>\n12.0<\/td>\n<\/tr>\n
35<\/td>\n49<\/td>\n44<\/td>\n50<\/td>\n42.5<\/td>\n12.0<\/td>\n<\/tr>\n
38<\/td>\n54<\/td>\n49<\/td>\n56<\/td>\n45.0<\/td>\n13.0<\/td>\n<\/tr>\n
40<\/td>\n56<\/td>\n51<\/td>\n58<\/td>\n45.0<\/td>\n13.0<\/td>\n<\/tr>\n
43<\/td>\n59<\/td>\n54<\/td>\n61<\/td>\n45.0<\/td>\n13.0<\/td>\n<\/tr>\n
45<\/td>\n61<\/td>\n56<\/td>\n63<\/td>\n45.0<\/td>\n13.0<\/td>\n<\/tr>\n
48<\/td>\n64<\/td>\n59<\/td>\n66<\/td>\n45.0<\/td>\n13.0<\/td>\n<\/tr>\n
50<\/td>\n66<\/td>\n62<\/td>\n70<\/td>\n47.5<\/td>\n13.3<\/td>\n<\/tr>\n
55<\/td>\n71<\/td>\n67<\/td>\n75<\/td>\n47.5<\/td>\n13.3<\/td>\n<\/tr>\n
60<\/td>\n80<\/td>\n72<\/td>\n80<\/td>\n52.5<\/td>\n13.3<\/td>\n<\/tr>\n
65<\/td>\n85<\/td>\n77<\/td>\n85<\/td>\n52.5<\/td>\n13.3<\/td>\n<\/tr>\n
70<\/td>\n89<\/td>\n83<\/td>\n92<\/td>\n60.0<\/td>\n14.5<\/td>\n<\/tr>\n
75<\/td>\n96<\/td>\n88<\/td>\n97<\/td>\n60.0<\/td>\n14.5<\/td>\n<\/tr>\n
80<\/td>\n104<\/td>\n95<\/td>\n105<\/td>\n60.0<\/td>\n15.0<\/td>\n<\/tr>\n
85<\/td>\n108<\/td>\n100<\/td>\n110<\/td>\n60.0<\/td>\n15.0<\/td>\n<\/tr>\n
90<\/td>\n114<\/td>\n105<\/td>\n115<\/td>\n65.0<\/td>\n15.0<\/td>\n<\/tr>\n
95<\/td>\n118<\/td>\n110<\/td>\n120<\/td>\n65.0<\/td>\n15.0<\/td>\n<\/tr>\n
100<\/td>\n124<\/td>\n115<\/td>\n125<\/td>\n65.0<\/td>\n15.0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

<\/h2>\n<\/div>\n

<\/h2>\n<\/div>","protected":false},"excerpt":{"rendered":"

Model: 502
\n\u0e02\u0e49\u0e2d\u0e21\u0e39\u0e25\u0e08\u0e33\u0e40\u0e1e\u0e32\u0e30: \u0e02\u0e19\u0e32\u0e14\u0e23\u0e39\u0e40\u0e1e\u0e25\u0e32 14-100 \u0e21\u0e21.
\nMaterial: CAR CER NBR EPDM<\/p>","protected":false},"featured_media":1048,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[],"product_cat":[19,24],"product_tag":[],"class_list":["post-781","product","type-product","status-publish","has-post-thumbnail","product_cat-uncategorized","product_cat-pump-mechanical-seal","desktop-align-left","tablet-align-left","mobile-align-left","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/jiexinseal.com\/th\/wp-json\/wp\/v2\/product\/781","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jiexinseal.com\/th\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/jiexinseal.com\/th\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/jiexinseal.com\/th\/wp-json\/wp\/v2\/comments?post=781"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jiexinseal.com\/th\/wp-json\/wp\/v2\/media\/1048"}],"wp:attachment":[{"href":"https:\/\/jiexinseal.com\/th\/wp-json\/wp\/v2\/media?parent=781"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/jiexinseal.com\/th\/wp-json\/wp\/v2\/product_brand?post=781"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/jiexinseal.com\/th\/wp-json\/wp\/v2\/product_cat?post=781"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/jiexinseal.com\/th\/wp-json\/wp\/v2\/product_tag?post=781"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}