Form: SC 13G

Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions

March 6, 2000

SC 13G: Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions

Published on March 6, 2000





SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934
(Amendment No.____________)*


SUNSOURCE INC.
-----------------------------------------------------
(Name of Issuer)

COMMON STOCK
-----------------------------------------------------
(Title of Class of Securities)

867948101
-----------------------------------------------------
(CUSIP Number)



Check the following box if a fee is being paid with this statement [ ].
(A fee is not required only if the filing person: (1) has a previous statement
on file reporting beneficial ownership of more than five percent of the class of
securities described in Item 1; and (2) has filed no amendment subsequent
thereto reporting beneficial ownership of five percent or less of such class.)
(See Rule 13d-7.)

*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities,
and for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be
deemed to be "filed" for the purpose of Section 18 of the Securities Exchange
Act of 1934 ("Act") or otherwise subject to the liabilities of that section of
the Act but shall be subject to all other provisions of the Act (however, see
the Notes).


CUSIP No. 867948101 13G Page 2 of 5 Pages



- --------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

CRAMER ROSENTHAL MCGLYNN, LLC
IRS ID# 13-3156718

- --------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ ]
(b) [X]


- --------------------------------------------------------------------------------
3 SEC USE ONLY




- --------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION

INCORPORATED IN THE STATE OF NEW YORK


- --------------------------------------------------------------------------------
NUMBER OF 5 SOLE VOTING POWER
SHARES 0
BENEFICIALLY -------------------------------------------------------------
OWNED BY 6 SHARED VOTING POWER
EACH 377,200
REPORTING --------------------------------------------------------------
PERSON 7 SOLE DISPOSITIVE POWER
WITH 0
--------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
377,200

- --------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

377,200

- --------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*



- --------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

5.589%

- --------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON*

IA


- --------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT


Page 3 of 5 Pages




Item 1. (a) Name of Issuer:

SUNSOURCE INC.

(b) Address of Issuer's Principal Executive Offices:

ONE LOGAN SQUARE
PHILADELPHIA, PA 19103

Item 2. (a) Name of Person Filing:

CRAMER ROSENTHAL MCGLYNN, LLC

(b) Address of Principal Business Office:

707 WESTCHESTER AVE, WHITE PLAINS, NY 10604

(c) Citizenship:

INCORPORATED IN THE STATE OF NEW YORK

(d) Title of Class of Securities:

COMMON STOCK

(e) CUSIP Number:

867948101

Item 3. If this statement is filed pursuant to Rules 13d-1(b), or
13d-2(b), check whether the person filing is a:

(a) [ ] Broker or Dealer registered under Section 15 of the
Act

(b) [ ] Bank as defined in section 3(a)(6) of the Act

(c) [ ] Insurance Company as defined in section 3(a)(19) of
the Act

(d) [ ] Investment Company registered under section 8 of the
Investment Company Act

(e) [X] Investment Adviser registered under section 203 of the
Investment Advisers Act of 1940

(f) [ ] Employee Benefit Plan, Pension Fund which is subject
to the provisions of the Employee Retirement Income
Security Act of 1974 or Endowment Fund; see Section
240.13d-1(b)(1)(ii)(F)

(g) [ ] Parent Holding Company, in accordance with Section
240.13d-1(b)(1)(ii)(G)

(h) ( ) Group, in accordance with Section 240.13d-
1(b)(1)(ii)(H)



Page 4 of 5 Pages



Item 4. Ownership.

377,200

Item 5. Ownership of Five Percent or Less of a Class.

ONE CLASS OF STOCK 5.589%

Item 6. Ownership of More Than Five Percent on Behalf of Another Person.

NOT APPLICABLE

Item 7. Identification and Classification of the Subsidiary which Acquired
the Security Being Reported on By the Parent Holding Company.

NOT APPLICABLE

Item 8. Identification and Classification of Members of the Group.

NOT APPLICABLE

Item 9. Notice of Dissolution of Group.

NOT APPLICABLE
Item 10. Certification.

By signing below we certify that, to the best of my knowledge
and belief, the securities referred to above were acquired in the
ordinary course of business and were not acquired for the purpose
of and do not have the effect of changing or influencing the
control of the issuer of such securities and were not acquired in
connection with or as a participant in any transaction having such
purpose or effect.




Signature.

/s/ MICHAEL MARRONE
VP - DIRECTOR OF OPERATIONS


After reasonable inquiry and to the best of my knowledge and
belief, I certify that the information set forth in this
statement is true, complete and correct.


Date: 01/31/2000

By: MICHAEL MARRONE
VP - DIRECTOR OF OPERATIONS