W.W. GRAINGER, INC. — Director's Dealing 2007

May 4, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GRAINGER W W INC (GWW)
CIK: 0000277135
Period of Report: 2007-05-03

Reporting Person: LOUX P OGDEN (Sr. VP, Finance and CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-05-03	Common Stock	S	1700	$84.60	Disposed	58754	Direct
2007-05-03	Common Stock	S	200	$84.61	Disposed	58554	Direct
2007-05-03	Common Stock	S	600	$84.62	Disposed	57954	Direct
2007-05-03	Common Stock	S	1100	$84.63	Disposed	56854	Direct
2007-05-03	Common Stock	S	900	$84.64	Disposed	55954	Direct
2007-05-03	Common Stock	S	800	$84.65	Disposed	55154	Direct
2007-05-03	Common Stock	S	300	$84.66	Disposed	54854	Direct
2007-05-03	Common Stock	S	1600	$84.67	Disposed	53254	Direct
2007-05-03	Common Stock	S	700	$84.68	Disposed	52554	Direct
2007-05-03	Common Stock	S	1200	$84.69	Disposed	51354	Direct
2007-05-03	Common Stock	S	600	$84.70	Disposed	50754	Direct
2007-05-03	Common Stock	S	2050	$84.71	Disposed	48704	Direct
2007-05-03	Common Stock	S	1100	$84.715	Disposed	47604	Direct
2007-05-03	Common Stock	S	2300	$84.72	Disposed	45304	Direct
2007-05-03	Common Stock	S	1100	$84.73	Disposed	44204	Direct
2007-05-03	Common Stock	S	300	$84.74	Disposed	43904	Direct
2007-05-03	Common Stock	S	600	$84.75	Disposed	43304	Direct
2007-05-03	Common Stock	S	500	$84.76	Disposed	42804	Direct
2007-05-03	Common Stock	S	100	$84.78	Disposed	42704	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	400	Indirect

Footnotes

F1: Shares held by reporting person's wife. The reporting person disclaims beneficial ownership of these shares.