FSK-21A-10 is a flexible jumper wire assembly designed for electronic interconnection and signal routing in various applications. The product features multiple conductor pitch options ranging from 1.00 mm to 5.08 mm, with wire gauges from AWG 28 to AWG 24 depending on pitch selection. Available insulation materials include Nomex, Polyester, Teflon, and Kapton, with operating temperature ranges up to 250°C for certain material options. The jumper supports variable conductor counts and is available in standard lengths from 11.92 mm to 152.40 mm in increments of 2.50 mm, plus 6.35 mm and 19.05 mm options. This product is commonly used in automotive, instrumentation, and industrial control applications where flexible, reliable interconnections are required.