TY - GEN AU - Ludwig, Lawrence P. AU - Johnson, Robert L. AU - Strom, Thomas N. TI - NASA TN [D-5411]: torque and leakage rates of various lubricated lip seal designs at a peripheral velocity of 120 feet per second PY - 1969/// PB - NASA, Washington, D.C. KW - Aeronautics N1 - Technical Note D-5400-20 Bound Vol. No.101163; Contents: TR13764-83 ER -