Exhibit 21

SUBSIDIARIES OF THE REGISTRANT

      TRW has no parent or parents. As of December 31, 2000, certain of its subsidiaries, some of which also have subsidiaries, were as follows:

				Percentage of
		Organized under		voting securities
Name		the laws of		owned (1)
BDM International, Inc.			Delaware		100.00	%
TRW Automotive Espana, S.A.			Spain		100.00	%
TRW Automotive Holding Company			Delaware		100.00	%
TRW Automotive Japan Ltd.			Japan		100.00	%
TRW Automotive Products Inc. which owns,			Delaware		100.00	%
directly or indirectly,
	Frenos y Mecanismos, S.A. de C.V.		Mexico		100.00	%
	Kelsey-Hayes Canada Limited		Canada		100.00	%
	Kelsey-Hayes Company		Delaware		100.00	%
	Lucas Aerospace Power Equipment Corporation		Delaware		100.00	%
	Lucas Automotive GmbH		Germany		100.00	%
	Lucas Deutschland GmbH		Germany		100.00	%
	Lucas Industries Limited		United Kingdom		100.00	%
	Lucas Investments Ltd.		United Kingdom		100.00	%
	Lucas Systemes de Freinage S.A.S		France		100.00	%
	Lucas TVS Limited		India		52.50	%
	Lucas Western Inc.		Delaware		100.00	%
	LucasVarity Inc.		Delaware		100.00	%
	LucasVarity Limited		United Kingdom		100.00	%
	NEWCO Investment Co.		Michigan		100.00	%
	TRW Airbag Systems GmbH & Co. KG		Germany		99.99	%
	TRW Automotive Electronics & Components GmbH & Co. KG		Germany		100.00	%
	TRW Automotive Safety Systems GmbH & Co. KG		Germany		100.00	%
	TRW Automotive Safety Systems Holding GmbH		Germany		100.00	%
	TRW Automotive Safety Systems Inc.		Delaware		100.00	%
	TRW Automotive UK Limited		United Kingdom		100.00	%
	TRW Delaware Inc.		Delaware		100.00	%
	TRW Deutschland GmbH		Germany		100.00	%
	TRW Deutschland Holding GmbH		Germany		100.00	%
	TRW Fahrwerksysteme GmbH & Co. KG		Germany		100.00	%
	TRW France Holding SAS		France		100.00	%
	TRW Limited		United Kingdom		100.00	%
	TRW LucasVarity Electric Steering Limited		United Kingdom		100.00	%
	TRW Occupant Restraints Systems GmbH & Co. KG		Germany		100.00	%
	TRW Sensors & Components Inc.		Virginia		100.00	%
	TRW Systemes Aeronautiques SAS		France		100.00	%
	TRW Systems Limited		United Kingdom		100.00	%
	TRW UK Holding Limited		United Kingdom		100.00	%
	Varity Automotive Inc.		Delaware		100.00	%

					Percentage of
			Organized under		voting securities
Name			the laws of		owned (1)
TRW Canada Limited, which owns				Canada		100.00	%
	TRW Automotive South America S.A.			Brazil		100.00	%
TRW France S.A.				France		100.00	%
TRW Italia S.p.A				Italy		100.00	%
TRW Koyo Steering Systems Company				Tennessee		51.00	%
TRW Microwave Inc.				California		100.00	%
TRW Netherlands B.V. which owns				Netherlands		100.00	%
	TRW Export Sales B.V. which, in turn, owns			Netherlands		100.00	%
		TRW Netherlands Finance B.V		Netherlands		100.00	%
		TRW Netherlands Finance International B.V		Netherlands		100.00	%
		TRW Netherlands Holding B.V		Netherlands		100.00	%
		TRW Overseas Finance N.V		Netherlands		100.00	%
TRW Sistemas de Direcciones S.A. de C.V.				Mexico		100.00	%
TRW Systems Overseas Inc.				Delaware		100.00	%
TRW Vehicle Safety Systems Inc., which owns				Delaware		100.00	%
	TRW Safety Systems Inc.			Delaware		100.00	%
	TRW Technar Inc.			California		100.00	%

(1) Total percentages held by TRW and/or its subsidiaries, disregarding Directors’ qualifying shares, if any.

      The names of certain subsidiaries, which considered in the aggregate would not constitute a “significant subsidiary” as such term is defined in the regulations under the federal securities laws, have been omitted from the foregoing list.