{"id":18754,"date":"2025-08-13T15:47:02","date_gmt":"2025-08-13T19:47:02","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-170-9859-seal-u-cup-1709859\/"},"modified":"2025-08-13T15:47:04","modified_gmt":"2025-08-13T19:47:04","slug":"caterpillar-170-9859-seal-u-cup-1709859","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-170-9859-seal-u-cup-1709859\/","title":{"rendered":"CATERPILLAR 170-9859 Seal-U-Cup 1709859"},"content":{"rendered":"

Caterpillar 170-9859 Seal-U-Cup \u2013 OEM-Grade Hydraulic Seal for Excavators<\/strong><\/p>\n

The Caterpillar 170-9859 Seal-U-Cup is a precision-engineered hydraulic seal designed specifically for a wide range of Caterpillar excavator models, including CJN-315D L, CBA-312C L, FDS-312C, KJA-314C, and many others. Manufactured with high-performance elastomeric materials and advanced metallurgy, this seal offers superior resistance to wear, pressure, and extreme load conditions commonly encountered in heavy-duty excavation operations. With exact dimensional tolerances, the Seal-U-Cup ensures a tight, leak-proof fit within hydraulic cylinders, maintaining optimal system integrity and preventing contamination ingress.<\/p>\n

Technically, the 170-9859 Seal-U-Cup features a robust U-shaped cross-section that enhances sealing efficiency under dynamic and static conditions. Its design accommodates axial and radial movements within the drivetrain, providing consistent performance across varying temperatures and hydraulic pressures. This seal\u2019s durability extends equipment life by minimizing downtime and maintenance costs, making it an essential component for maintaining the reliability of Caterpillar excavators in demanding environments. OEM-grade quality guarantees compatibility and performance that meet Caterpillar\u2019s stringent standards.<\/p>\n

For professional-grade replacement parts that ensure maximum hydraulic system efficiency and longevity, explore the full specifications and availability of the Caterpillar 170-9859 Seal-U-Cup at \ud83d\udd17 Caterpillar 170-9859 Seal-U-Cup on AllParts Expert<\/a>. This seal is a critical spare part for excavator models ranging from 312C to 317 N series, providing reliable sealing solutions for your heavy equipment needs.<\/p>\n

\n

SEO Keywords:<\/strong> Caterpillar 170-9859 Seal-U-Cup, hydraulic seal for excavators, OEM Caterpillar spare parts, excavator hydraulic seal, Caterpillar excavator seals, heavy equipment spare parts, Caterpillar 312C seal, Caterpillar 315D seal, hydraulic cylinder seal, durable excavator seal<\/p>","protected":false},"excerpt":{"rendered":"

CJN-315D L Excavator
\nCBA-312C L Excavator
\nFDS-312C Excavator
\nKJA-314C Excavator
\nCJC-315C Excavator
\nJBC-312D L Excavator
\nDLP-312D Excavator
\nHCW-312D Excavator
\nPCA-314C Excavator
\nPDP-314D CR Excavator
\nBYJ-314D LCR Excavator
\nSBP-314D LCR Excavator
\nJGS-315D L Excavator
\nTGY-312D L Excavator
\nCFT-315C Excavator
\nBZN-315D L Excavator
\n7ML-M315 Excavator
\n6BL-312-A Excavator
\n2KW-312B L Excavator
\n3FS-312B L Excavator
\n2NS-312B Excavator
\n9NW-312B Excavator
\nCBT-312C L Excavator
\nKES-312D L Excavator
\nSKA-312D L Excavator
\nXGK-312D L Excavator
\nRHL-312D Excavator
\nBAS-313B Excavator
\nSNY-314C Excavator
\nWLN-314D CR Excavator
\nSSZ-314D LCR Excavator
\nTXN-314D LCR Excavator
\nXHR-314D LCR Excavator
\n3ZM-315-A Excavator
\n5SW-315B L Excavator
\nAKE-315C Excavator
\nANF-315C Excavator
\n9SR-317 N Excavator
\n9SR-317-A N Excavator
\n4MM-317-A Excavator
\nCLA-311D LRR Excavator
\nDDW-311D LRR Excavator
\n8JR-312B L Excavator
\n9GR-312B Excavator
\nBWH-312C Excavator
\nKCD-312D Excavator
\nCFB-315C Excavator
\nKBD-315D L Exca<\/p>","protected":false},"featured_media":18585,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[52],"model_no":[7040,7041,66889,57554,7031,7042,7043,7044,50342,50341,34851,43037,62241,107057,107058,57555,107059,107060,40236,40234,66890,57556,57557,40226,7045,7046,51514,51513,7047,50343,43038,43039,7048,7049,7050,7051,7052,7209,43556,7725,57558,40244,7726,57559,43041,43040,7059,39370,2465,2467,100622,1051,66892,2811],"product_cat":[144],"product_tag":[107063,66929,107078,107077,107076,107075,107079,107084,107070,107074,107062,107061,106336,66907,107065,74350,107067,107064,107068,107066,107072,107080,107046,107069,103108,107083,107071,107081,107085,107087,107073,107086,107082],"class_list":{"0":"post-18754","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-excavator","8":"model_no-311-a","9":"model_no-311b","10":"model_no-311c","11":"model_no-311d-lrr","12":"model_no-7031","13":"model_no-312-a","14":"model_no-312b","15":"model_no-312b-l","16":"model_no-312c","17":"model_no-312c-l","18":"model_no-312d","19":"model_no-312d-l","20":"model_no-313b","21":"model_no-313c","22":"model_no-313c-sr","23":"model_no-313d","24":"model_no-313d-cr","25":"model_no-313d-sr","26":"model_no-313d2","27":"model_no-313d2-lgp","28":"model_no-314c","29":"model_no-314d-cr","30":"model_no-314d-lcr","31":"model_no-40226","32":"model_no-315-a","33":"model_no-315-a-l","34":"model_no-315b","35":"model_no-315b-fm-l","36":"model_no-315b-l","37":"model_no-315c","38":"model_no-315d-l","39":"model_no-316e-l","40":"model_no-317-n","41":"model_no-317-a","42":"model_no-317-a-n","43":"model_no-317b-l","44":"model_no-317b-ln","45":"model_no-318b","46":"model_no-318b-n","47":"model_no-318c","48":"model_no-318d-l","49":"model_no-318d2-l","50":"model_no-319c","51":"model_no-319d","52":"model_no-319d-l","53":"model_no-319d-ln","54":"model_no-320c","55":"model_no-320d","56":"model_no-345b-ii","57":"model_no-345c","58":"model_no-e140","59":"model_no-m315","60":"model_no-m317f","61":"model_no-m318","62":"product_cat-mining","63":"product_tag-170-9859-excavator-seal","64":"product_tag-2kw-312b-l-excavator-parts","65":"product_tag-2ns-312b-excavator-components","66":"product_tag-3fs-312b-l-excavator-seal","67":"product_tag-6bl-312-a-seal","68":"product_tag-7ml-m315-excavator-components","69":"product_tag-9nw-312b-excavator-seal","70":"product_tag-bas-313b-excavator-seal","71":"product_tag-byj-314d-lcr-excavator-seal","72":"product_tag-bzn-315d-l-excavator-seal","73":"product_tag-cat-1709859-seal","74":"product_tag-caterpillar-170-9859-seal-u-cup","75":"product_tag-cba-312c-l-excavator-seal","76":"product_tag-cbt-312c-l-excavator-parts","77":"product_tag-cjc-315c-seal","78":"product_tag-cjn-315d-l-excavator-parts","79":"product_tag-dlp-312d-excavator-seal","80":"product_tag-fds-312c-excavator-components","81":"product_tag-hcw-312d-excavator-components","82":"product_tag-jbc-312d-l-excavator-parts","83":"product_tag-jgs-315d-l-excavator-seal","84":"product_tag-kes-312d-l-seal","85":"product_tag-kja-314c-excavator-seal","86":"product_tag-pca-314c-seal","87":"product_tag-pdp-314d-cr-excavator-parts","88":"product_tag-rhl-312d-excavator-parts","89":"product_tag-sbp-314d-lcr-parts","90":"product_tag-ska-312d-l-excavator-components","91":"product_tag-sny-314c-excavator-components","92":"product_tag-ssz-314d","93":"product_tag-tgy-312d-l-excavator-parts","94":"product_tag-wln-314d-cr-seal","95":"product_tag-xgk-312d-l-seal","97":"first","98":"instock","99":"shipping-taxable","100":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/18754","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/comments?post=18754"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/18585"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=18754"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=18754"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=18754"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=18754"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=18754"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=18754"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}