Once upon a time, winding it up with the Washington Senators, John Roseboro was mentioned as a good candidate for first black manager in the majors. Never happened, but the old Dodger catcher at least was interviewed for the Oakland A's job -- filled now for Wednesday morning disclosure; he's a long, longshot behind Steve Boros, Ray Miller and Jimmy Leyland . . . The A's call a press conference today, too -- a player signing. Guesses center on Bob McClure, Milwaukee left-hander become free agent (unless it's the A's other reentry selectee, Boston lefty Tom Burgmeier) . . .

Hal McRae, the RBI champ with 133 of 'em on a .308, 27-homer season at age 36, has agreed to stick with Kansas City. Three-year agreement with the Royals, who saw Pirates, Yankees and Angels pick him in the reentry draft . . .Unemployed: Clint Hurdle, at 25 just four years removed from rookie outfield flashdom with Kansas City; released by Cincinnati . . .

Bob McClure? Milwaukee's Brewers -- raising ticket prices -- "aren't going to stand pat," General Manager Harry Dalton was saying, but, "The first thing we want to do is sign McClure and some of our guys who will be free agents after 1983." Those include MVP Robin Yount, run-scoring champ Paul Molitor and cleanup man Ted Simmons . . . Brewers confirm Dave Garcia as third base coach. And, in the NL, the Giants bring Dodger-dropped Danny Ozark aboard to coach third . . .

Major league executive of the year 1982, says UPI, same as '81's: St. Louis' Trader Whitey Herzog . . .