RTB320H - Phenolic Cotton/Linen Tube

Being a heat treated version of RTB320, RTB320H has low moisture absorption and excellent dimensional stability. Typical uses include retainers for ball-bearings and applications that require fine machining characteristics. RTB320H also complies with MIL-I-24768/13, Type FBE, ASTM D709 Type II Grade LE and with IEC 61212-3-1 PF CC 21.

  • ASTM D709 Type II Grade LE
  • NEMA LI 1-1998 Grade LE
  • MIL-I-24768/13 Type FBE
  • IEC 61212-3-1 PF CC 21
  • ASTM F2953-12 Type FB
Go to Top