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From: dsmith@hplabsb.HP.COM (David Smith)
Newsgroups: sci.space.shuttle
Subject: Re: SSME Cost...
Message-ID: <5914@hplabsb.HP.COM>
Date: 21 Nov 90 16:31:15 GMT
References: <5759@crash.cts.com>
Reply-To: dsmith@hplabsb.UUCP (David Smith)
Organization: Hewlett-Packard Labs, Palo Alto, CA
Lines: 15

In article <5759@crash.cts.com> gandalf@pro-canaveral.cts.com (Ken Hollis) writes:
>>>The SSME is made for a MAN RATED rocket.  Redundancy, double checks, etc...
>>Uh, let us not forget that most of the major "unmanned" rocket motors
>>designed in the US are, or have been at one time, man-rated.
>Please be reminded that these are the first engines rated from sea-level all
>the way to the vacuum of space.

Not so.  The Atlas sustainer (center) engine fired from the pad all the way
to orbit carrying manned Mercury capsules.

-- 
"Some fear that Newtonian physics	| David R. Smith, HP Labs	
governs superpower relations:		| dsmith@hplabs.hp.com	
What goes up must come down."		| (415) 857-7898		
    Time Magazine, interviewing Gorbachev, June 4, 1990