UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

~~WASHINGTON~~Washington, D.C. 20549

FORM 8-K

~~Current~~CURRENT ~~Report~~ REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

~~The~~Date ~~Securities~~of ~~Exchange~~Report ~~Act~~(Date of ~~1934~~earliest event reported): June 8, 2006

Date of Report (date of earliest event reported): September 30, 2005

TransDigm Inc.		TransDigm Holding Company
(Exact name of registrant as specified in its charter)		(Exact name of registrant as specified in its charter)

Delaware		Delaware
(State or other jurisdiction of incorporation)		(State or other jurisdiction of incorporation)

333-108340		333-108340-06
(Commission File Number)		(Commission File Number)

34-1750032		13-3733378
(I.R.S. Employer Identification No.)		(I.R.S. Employer Identification No.)

TransDigm Inc.		TransDigm Holding Company
(Exact name of registrant as specified in its charter)		(Exact name of registrant as specified in its charter)
Delaware		Delaware
(State or other jurisdiction of incorporation)		(State or other jurisdiction of incorporation)
333-108340		333-108340-06
(Commission File Number)		(Commission File Number)
34-1750032		13-3733378
(IRS Employer Identification No.)		(IRS Employer Identification No.)

1301 East 9th Street, Suite 3710, Cleveland, Ohio 44114
(216) 706-2939
(Address of principal executive offices and telephone number)

1301 East 9th Street, Suite 3710, Cleveland, Ohio		44114
(Address of principal executive offices)		(Zip Code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrants under any of the following provisions:

~~Registrants’~~o Written communications ~~telephone~~pursuant ~~number,~~to ~~including~~Rule 425 ~~area~~under ~~code~~the Securities Act (~~216) 706-2939~~17 CFR 230.425)

~~Check~~o Soliciting ~~the~~material pursuant ~~appropriate~~to ~~box below if the Form 8~~Rule 14a-K12 ~~filing is intended to simultaneously satisfy the filing obligation of the registrant~~ under ~~any~~ of the ~~following~~Exchange ~~provisions~~Act (~~see~~17 ~~General~~CFR ~~Instruction A~~240.~~2. below~~14a-12):

~~¨ Written~~ o Pre-commencement communications pursuant to Rule ~~425~~ 14d-2(b) under the ~~Securities~~Exchange Act (17 CFR ~~230~~240.~~425~~14d-2(b))

¨o Pre-commencement communications ~~Soliciting material~~ pursuant to Rule ~~14a~~ 13e-12 4(c) under the Exchange Act (17 CFR 240.~~14a~~13e-124(c))

¨Item ~~Pre-commencement~~8.01 ~~communications~~Other ~~pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))~~Events

¨On ~~Pre-commencement~~June 8, ~~communications~~2006, ~~pursuant~~TransDigm toInc. ~~Rule 13e-4~~(cthe “Company”) ~~under~~issued a press release announcing the ~~Exchange~~receipt ~~Act~~of ~~(17~~the ~~CFR~~required ~~240.13e-4~~consents in connection with its previously announced cash tender offer and consent solicitation for its 8 3/8% Senior Subordinated Notes due 2011 (cthe “Notes”)). A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

~~Item~~On June ~~1.01.~~9, ~~Entry~~2006, ~~into~~the Company issued a ~~Material~~press ~~Definitive~~release ~~Agreement~~announcing the consideration to be paid in its previously announced cash tender offer and consent solicitation for the Notes. A copy of the press release is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

OnItem ~~September 30, 2005, Fluid Regulators Corporation, a wholly-owned subsidiary of TransDigm Inc~~9.01 ~~(“TransDigm”),~~Financial ~~merged~~Statements ~~with~~ and into TransDigm, with TransDigm continuing as the surviving corporation (the “Merger”). In connection with the Merger, and in accordance with the terms of that certain Indenture, dated as of July 22, 2003, among TransDigm, The Bank of New York, as trustee (the “Trustee”), and the other parties named therein (as supplemented from time to time, the “Indenture”), on September 30, 2005, TransDigm, the Trustee and the other parties named therein entered into that certain Fourth Supplemental Indenture to the Indenture (the “Fourth Supplemental Indenture”). Pursuant to the terms of the Fourth Supplemental Indenture, TransDigm agreed to, among other things, provide a senior subordinated guarantee of payment of the Notes (as defined in the Indenture). The Fourth Supplemental Indenture does not limit any of TransDigm’s existing obligations under the Indenture. Exhibits

A copy of the Fourth Supplemental Indenture is attached to this filing as Exhibit 10.01 and is incorporated herein by reference, and the foregoing summary of the terms and conditions of the Fourth Supplemental Indenture is qualified in its entirety by reference to such exhibit. (d) Exhibits

~~Item 9.01.~~The ~~Financial~~following ~~Statements~~exhibits ~~and~~are ~~Exhibits.~~being filed with this Current Report on Form 8-K:

~~(c)~~99.1 Press ~~Exhibits~~Release of TransDigm Inc. dated June 8, 2006.

Exhibit No.		Description
10.01		Fourth Supplemental Indenture, dated as of September 30, 2005, among TransDigm Holding Company, TransDigm Inc., the other direct and indirect subsidiaries of TransDigm Inc. named therein and The Bank of New York, as trustee.

99.2 Press Release of TransDigm Inc. dated June 9, 2006.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, ~~as amended,~~ the Co-Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

~~TRANSDIGM INC. By~~Dated: June 12, ~~/s/ Gregory Rufus Name: Gregory Rufus Title: Chief Financial Officer~~2006

~~Date~~TRANSDIGM INC. By: ~~October 6,~~ ~~2005~~/s/ W. Nicholas Howley Name: W. Nicholas Howley Title: Chief Executive Officer and Chairman of the Board of Directors

~~TRANSDIGM HOLDING COMPANY By~~Dated: June 12, ~~/s/ Gregory Rufus Name: Gregory Rufus Title: Chief Financial Officer~~2006

~~Date~~TRANSDIGM HOLDING COMPANY By: ~~October 6,~~ ~~2005~~/s/ W. Nicholas Howley Name: W. Nicholas Howley Title: Chief Executive Officer and Chairman of the Board of Directors

EXHIBIT INDEX

Exhibit No.

Description

Exhibit Number

Description

Fourth Supplemental Indenture, dated as of September 30, 2005, among TransDigm Holding Company, TransDigm Inc., the other direct and indirect subsidiaries of TransDigm Inc. named therein and The Bank of New York, as trustee.

Press Release of TransDigm Inc. dated June 8, 2006.

Press Release of TransDigm Inc. dated June 9, 2006.

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