{"id":20141,"date":"2025-08-19T18:23:48","date_gmt":"2025-08-19T22:23:48","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-5i-6378-washer-5i6378\/"},"modified":"2025-08-19T18:23:49","modified_gmt":"2025-08-19T22:23:49","slug":"caterpillar-5i-6378-washer-5i6378","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-5i-6378-washer-5i6378\/","title":{"rendered":"CATERPILLAR 5I-6378 Washer 5I6378"},"content":{"rendered":"

Caterpillar 5I-6378 Washer \u2013 OEM-Grade Durability for Excavators and Track-type Tractors<\/strong><\/p>\n

The Caterpillar 5I-6378 Washer is a precision-engineered component designed to meet the rigorous demands of heavy-duty Caterpillar machinery, including models such as the 1NF-E140, 2PM-307-A, 1LF-E120 excavators, and various mini hydraulic excavators like the CXZ-305.5 and DCK-305.5. It is also compatible with track-type tractors including the CFC-D3G, 1FW-D4C III, and FDW-D5G series. Manufactured from high-strength metallurgy, this washer ensures optimal load distribution and resistance to wear under extreme drivetrain and hydraulic load conditions, enhancing the overall reliability and longevity of your equipment.<\/p>\n

Technically, the 5I-6378 washer features precise dimensional tolerances that guarantee a secure fit within the assembly, minimizing vibration and mechanical stress. Its corrosion-resistant material composition withstands harsh environmental factors, reducing maintenance frequency and downtime. By maintaining proper spacing and alignment in critical drivetrain and hydraulic connections, this washer plays a vital role in preserving the structural integrity and performance efficiency of your Caterpillar excavators and track-type tractors. Investing in this OEM-grade spare part ensures consistent machine operation and maximizes return on investment in heavy equipment maintenance.<\/p>\n

\ud83d\udd17 For detailed specifications and to purchase the Caterpillar 5I-6378 Washer, visit the official product page at Caterpillar 5I-6378 Washer on AllParts Expert<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"

1NF-E140 Excavator
\n2PM-307-A Excavator
\n1LF-E120 Excavator
\n5TG-E70B Excavator
\n6AK-E70B Excavator
\n3BG-E70 Excavator
\nCXZ-305.5 Mini Hydraulic Excavator
\nDCK-305.5 Mini Hydraulic Excavator
\nMXH-306 Mini Hydraulic Excavator
\nSMD-306 Mini Hydraulic Excavator
\n5CW-307B Mini Hydraulic Excavator
\nAFB-307B Mini Hydraulic Excavator
\nBCM-307C Mini Hydraulic Excavator
\nBNE-307C Mini Hydraulic Excavator
\nWZX-307D Mini Hydraulic Excavator
\nKCX-308C Mini Hydraulic Excavator
\nCFC-D3G Track-type Tractor
\nCFF-D3G Track-type Tractor
\n1FW-D4C III Track-type Tractor
\n4LS-D4C III Track-type Tractor
\n6BS-D4C III Track-type Tractor
\n6YL-D4C III Track-type Tractor
\n7SL-D4C III Track-type Tractor
\n8CS-D4C III Track-type Tractor
\nCFN-D4G Track-type Tractor
\nFDC-D4G Track-type Tractor
\nFDH-D5G Track-type Tractor
\nFDW-D5G Track-type Tractor<\/p>","protected":false},"featured_media":19911,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[52],"model_no":[106545,46741,7032,7033,7034,40247,7036,41141,41587,41142,41143,105318,100622,46659,46658],"product_cat":[144],"product_tag":[116608,116614,116615,116610,116616,116606,116613,116607,116609,116605,116612,116604,116611],"class_list":{"0":"post-20141","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-excavator","8":"model_no-305-5","9":"model_no-46741","10":"model_no-307-a","11":"model_no-307b","12":"model_no-307c","13":"model_no-307d","14":"model_no-308c","15":"model_no-d3g","16":"model_no-d4c-iii","17":"model_no-d4g","18":"model_no-d5g","19":"model_no-e120","20":"model_no-e140","21":"model_no-e70","22":"model_no-e70b","23":"product_cat-mining","24":"product_tag-5i-6378-cat-spare-part","25":"product_tag-5i-6378-washer-construction-machinery","26":"product_tag-5i-6378-washer-cxz-305-5","27":"product_tag-5i-6378-washer-d4c-iii-track-type","28":"product_tag-5i-6378-washer-fdw-d5g-tractor","29":"product_tag-5i-6378-washer-for-excavator","30":"product_tag-5i-6378-washer-for-mining-equipment","31":"product_tag-5i-6378-washer-track-type-tractor","32":"product_tag-5i6378-washer-mini-hydraulic-excavator","33":"product_tag-cat-5i6378-washer","34":"product_tag-cat-part-5i-6378","35":"product_tag-caterpillar-5i-6378-washer","36":"product_tag-caterpillar-washer-5i-6378","38":"first","39":"instock","40":"shipping-taxable","41":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/20141","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=20141"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/19911"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=20141"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=20141"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=20141"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=20141"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=20141"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=20141"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}