"Aluminum Alloy QQ-A-250/4 in the condition T3 2024-T3, coated with MIL-C-15328, primed with MIL-P-8585 and colored according to MIL-P-6808 (Grey Lusterless Enamel FED-STD-595 Color 36231) as per TT-E-527. It is treated as per MIL-C-5541. The item has the following dimensions: overall length between 8.250 in. (min.) and 8.280 in. (max.), overall width of 3.320 in., and a thickness of 0.060 in. Additionally, it features nine holes with a diameter of 0.156 in."