The phrase "a specific number for" is correct and usable in written English.
It can be used when referring to a particular quantity or figure that is needed or requested in a given context.
Example: "Please provide a specific number for the budget allocation in your proposal."
Alternatives: "a particular figure for" or "an exact amount for".
"I don't have a specific number for you".
He did not give a specific number for how many troops might be needed except to say it would likely be a "fraction" of the 47,000 troops there now.
While they didn't calculate a specific number for the degrees of separation, it was clear that there were essentially no "shortcuts" linking geographically distant individuals, so people must have further apart than six degrees.
The former is related to the length of time before the related trial must end, which has either a 3-month or 6-month limit starting from the case-filing date.19 The latter carries a specific number for a specific case.
The leading leagues also introduced squad numbers, whereby each player is allocated a specific number for the duration of a season.
To the left of the name field, you can designate a specific number for your marker or leave it as is.
Choose "Loyalty Special" to reward all Foursquare users for checking in either for a specific number of times or for a set number of times.
They suggested that any admissions program with the intention of remedying past race discrimination would be constitutional, whether that involved adding bonus points for race, or setting aside a specific number of places for them.
He declined to give a specific number of viewers for the program on Showtime, whose ratings are not reported by Nielsen Media Research because the channel runs without commercials.
The received VRRM policies and associated data rates must be translated into a specific number of RRUs for each VNO.
The figure shows the result of enumerating up to a specific number of elements for 1 through 7.
