Alcoa / Marson Steel Back-Up Washers / Spacers Size '4' Round Quantity: 1,000 washers Back-up Washers (or spacers) are used when fastening soft materials or to compensate for oversize holes where access to both sides of the work is possible.
25569 Old-Stock, A-1562 Steel Spacer, 3/8" ID, 1" OD, 1/2" Height. Item appears Unused and has been in storage for some time.. Austin Surplus SKU: 25569 Location: GRG-R03-P20-S04-A-0000783
The item here is a new ceramic fiber strip (tape) made by ceramic fiber textiles and reinforced with thin glass fibers. It has much higher tensile strength than blankets. The strip has a dimension of 25' x 2" x 1/8".
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