Mutual Screw & Supply

0.139" CS X 0.484" ID PTFE O型環 | AS568-206 | Dash 206 | 20 Durometer (50 / 包)

0.139" CS X 0.484" ID PTFE O型環 | AS568-206 | Dash 206 | 20 Durometer (50 / 包) - Main image
$38.7 $53.01 In stock

PTFE O型環,內徑 568-206、0.484 英吋,截面 0.139 英吋。使用溫度範圍 -350°F 至 +500°F(-212°C 至 +260°C)。也稱為鐵氟龍、聚四氟乙烯。

規格參數

  • 產品類型: O型環
  • 材質: PTFE
  • AS568 系列尺寸: 206
  • 截面: 0.139 英吋(3.53 公釐)
  • 內徑: 0.484 英吋(12.29 公釐)
  • 硬度: 20 Shore A
  • 溫度範圍: -350°F 至 +500°F(-212°C 至 +260°C)
  • 測量類型: 英制
  • 包裝數量: 每包 50 個
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Customer Reviews (5.0 / 5 · 5 reviews)

Brian X. ★★★★★

I needed o-rings that could handle extreme temperature swings in my lab setup, and these PTFE ones have performed flawlessly from cryogenic to high-heat cycles. The 20-durometer material seals tightly without deforming.

Thomas ★★★★★

These 20-durometer rings are much softer than standard PTFE, which made them perfect for a low-pressure seal I needed where a harder ring would have leaked. The package of 50 gives me plenty of spares for future projects too.

Aurora M. ★★★★★

That wide temperature range was the deciding factor for me—nothing else I found handles both cryogenic and 500°F conditions. The 20 durometer stiffness means they hold their shape perfectly during installation, and the 0.139" cross-section fit the groove snugly. Just what I needed for a demanding se