'request for your' is correct and usable in written English.
You can use it when asking someone to do something. For example: "I am writing to request for your assistance with this matter."
Some of you graciously responded to my recent request for your memories of catalog shopping.
The email suggested dates for an appointment to "discuss putting together the individual funding request for your patient with Myeloid Fibrosis".
The wrongety wrong wrongness of my decision was amply illustrated in this sample of e-mail responses to my request for your opinions.
A large number of Canada Letter readers replied to my request for your thoughts about Canada and the North American Free Trade Agreement.
When you go to Mitt Romney's home page, the first thing you are hit with is a request for your e-mail address so that he can send you updates.
I can see why you might interpret the pictures she sends as requests for your opinion.
But it's just as important that laws protect you against overly broad requests for your personal information," wrote Drummond.
Kerberos Server - the name of the machine that serves all the Kerberos requests for your network.
Also complete a Project Survey if this was requested for your team.
Thanks for your continued patience with our requests for your information.
