{"product_id":"1in-id-spindle-d-washer-for-3-500lbs-6-000lbs-trailer-axles","title":"1in ID Spindle D-Washer – For 3,500lbs \u0026 6,000lbs Trailer Axles","description":"\u003cp data-path-to-node=\"1\"\u003e\u003cb data-path-to-node=\"1\" data-index-in-node=\"0\"\u003eMaintain accurate wheel bearing preload and lock down your trailer hub assembly.\u003c\/b\u003e Engineered specifically for \u003cb data-path-to-node=\"1\" data-index-in-node=\"109\"\u003e3,500lb and 6,000lb trailer axles equipped with E-Z Lube or standard D-shaped spindles\u003c\/b\u003e, this \u003cb data-path-to-node=\"1\" data-index-in-node=\"205\"\u003e1in ID spindle D-washer\u003c\/b\u003e prevents the outer spindle nut from turning against the bearing. Featuring a flat inner side that slides over the milled flat of the spindle shaft, it provides a stable, non-rotating barrier between the outer bearing cone and the spindle nut during high-speed towing.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"3\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-path-to-node=\"4\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,0,0\"\u003e\u003cb data-path-to-node=\"4,0,0\" data-index-in-node=\"0\"\u003eUniversal 3.5K to 6K Axle Fitment:\u003c\/b\u003e Compatible with standard 3,500lb (5-lug) and 6,000lb (6-lug) trailer axles using 1in D-spindles.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,1,0\"\u003e\u003cb data-path-to-node=\"4,1,0\" data-index-in-node=\"0\"\u003eD-Shaped Inner Flat:\u003c\/b\u003e Machined with a flat inner side to match the milled spindle flat, ensuring the washer remains stationary and cannot spin with the hub.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,2,0\"\u003e\u003cb data-path-to-node=\"4,2,0\" data-index-in-node=\"0\"\u003e1-Inch Precision Inner Diameter:\u003c\/b\u003e Formed to exact tolerances for a smooth, flush fit over standard 1in-14 threaded spindle shafts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,3,0\"\u003e\u003cb data-path-to-node=\"4,3,0\" data-index-in-node=\"0\"\u003eHeavy-Duty Stamped Steel:\u003c\/b\u003e Manufactured from durable, zinc-plated carbon steel to resist corrosion, rust, and axial pressure deformation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,4,0\"\u003e\u003cb data-path-to-node=\"4,4,0\" data-index-in-node=\"0\"\u003eProtects Bearing \u0026amp; Spindle Threads:\u003c\/b\u003e Keeps the outer spindle nut from over-tightening or backing off, ensuring your wheel bearing preload stays within proper specifications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"6\"\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul data-path-to-node=\"7\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,0,0\"\u003e\u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"0\"\u003eProduct Type:\u003c\/b\u003e Trailer Spindle Washer\/D-Washer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,1,0\"\u003e\u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"0\"\u003eWasher Style:\u003c\/b\u003e D-Shape (Flat Inner Edge)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,2,0\"\u003e\u003cb data-path-to-node=\"7,2,0\" data-index-in-node=\"0\"\u003eInner Diameter (ID):\u003c\/b\u003e 1.000in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,3,0\"\u003e\u003cb data-path-to-node=\"7,3,0\" data-index-in-node=\"0\"\u003eAxle Capacity Compatibility:\u003c\/b\u003e 3,500lbs (3.5K) \u0026amp; 6,000lbs (6K)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,4,0\"\u003e\u003cb data-path-to-node=\"7,4,0\" data-index-in-node=\"0\"\u003eSpindle Type:\u003c\/b\u003e D-Cut \/ E-Z Lube \u0026amp; Standard 1in Spindles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,5,0\"\u003e\u003cb data-path-to-node=\"7,5,0\" data-index-in-node=\"0\"\u003eMaterial:\u003c\/b\u003e Zinc-Plated Carbon Steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,6,0\"\u003e\u003cb data-path-to-node=\"7,6,0\" data-index-in-node=\"0\"\u003eRecommended Applications:\u003c\/b\u003e Boat Trailers, Utility Trailers, Equipment Haulers, Travel Trailers, and Axle Hub Service\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"YAGI Pipe and Steel \/ McKee's Discount Steel","offers":[{"title":"Default Title","offer_id":67736283152461,"sku":"YG.10202026.01","price":1.58,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/4793\/4285\/files\/Screenshot2026-10-20121957.png?v=1792519458","url":"https:\/\/yagipipeandsteel.com\/products\/1in-id-spindle-d-washer-for-3-500lbs-6-000lbs-trailer-axles","provider":"YAGI Pipe and Steel \/ McKee's Discount Steel","version":"1.0","type":"link"}