STS-76 Patch

Company

NASA

Price

$6.95

Source

Official Store

STS-76 Patch Launch Highlights The launch was set for March 21 pending the resolution of an issue concerning wiper O-rings on the nozzle-to-case joints on both Redesigned Solid Rocket Motors (RSRMs) flown on the previous mission, STS-75. A different situation from STS-71/STS-70 the O-ring issue that occurred in 1995 and affected the nozzle internal joint. STS-75 gas paths went through polysulfide adhesive to, but not past, wiper O-ring on nozzle-to-case joints. Similar gas paths were observed on previous missions, but STS-75 marked the first time two different gas paths were observed in one…