#5 SAE STEEL FLAT WASHER#5 SAE STEEL FLAT WASHER 510020, 100 PER BOX, .145" ID, .286" OD, .032" THICK These SAE ( Society of Automotive Engineers ) Steel Flat Washers are smaller, lighter washers that were developled for use with finer thread nuts and bolts. Of coarse they can be used with coarser threads and also other industrial applications. They are also designated a TYPE A Washer that specifies that narrower series. We stock them in these box quantities, but smaller retail packaging and larger one five pound boxes are available!
100% Satisfaction Guarantee: At Mansion Tools, we want to be sure that the item you choose is the right one for you. Within 30 days of delivery of your order, you may return any merchandise purchased from Mansion Tools in its original condition with your email order confirmation or packing slip. Restocking fees may apply. On items over $275 shipping within the US, we will even arrange free pick up or pay for returns shipping.