28522 Federal Register / Vol. 61, No. 109 / Wednesday, June 5, 1996 / Proposed Rules

use the authority provided in paragraph (b)

to request approval from the Federal Aviation

Administration (FAA). This approval may

address either no action, if the current

configuration eliminates the unsafe

condition, or different actions necessary to

address the unsafe condition described in

this AD. Such a request should include an

assessment of the effect of the changed

configuration on the unsafe condition

addressed by this AD. In no case does the

presence of any modification, alteration, or

repair remove any engine from the

applicability of this AD.

Compliance: Required as indicated, unless

accomplished previously.

To prevent release of uncontained debris

from the turbine exhaust case (TEC)

following an internal engine failure, which

can result in damage to the aircraft,

accomplish the following:

(a) At the next removal of the TEC from the

low pressure turbine case ‘‘P’’ flange for

overhaul, where the No. 4 bearing, carbon

seals, lubrication pressurization lines, or

scavenge lines are removed for maintenance

after the effective date of this AD, but not

later than 48 months after the effective date

of this AD, accomplish the following:

(1) For PW JT9D–3A, –7, –7A, –7AH, –7H,

–7F, –7J, –20, and –20J series turbofan

engines, accomplish any one of the following

actions:

(i) Install a thicker-walled TEC, with Part

Numbers (P/N’s) listed in PW SB No. 6113,

dated April 13, 1993, as applicable; or

(ii) Install a modified TEC that incorporates

a containment shield, with P/N’s listed in

PW SB No. 5907, dated March 27, 1990, as

applicable; or

(iii) Install a modified TEC that

incorporates a replacement ‘‘P’’ flange and

case wall, with P/N’s listed in PW SB No.

6118, Revision 3, dated January 10, 1996.

(2) For PW JT9D–7Q and –7Q3 series

turbofan engines, accomplish any one of the

following actions:

(i) Install a thicker-walled TEC, with P/N’s

listed in PW SB No. 5977, dated December

14, 1990; or

(ii) Install a modified TEC that incorporates

a containment shield, with P/N’s listed in

PW SB No. 5907, dated March 27, 1990, as

applicable; or

(iii) Install a modified TEC that

incorporates a replacement ‘‘P’’ flange and

case wall, with P/N’s listed in PW SB No.

6157, dated February 9, 1994.

(3) For PW JT9D–59A and –70A series

turbofan engines, accomplish one of the

following actions:

(i) Install a thicker-walled TEC, with P/N’s

listed in PW SB No. 6243, dated February 1,

1996; or

(ii) Install a modified TEC that incorporates

a containment shield, with P/N’s listed in

PW SB No. 5907, dated March 27, 1990, as

applicable;

(iii) Install a modified TEC that

incorporates a replacement ‘‘P’’ flange and

case wall, with P/N’s listed in PW SB No.

6157, dated February 9, 1994.

(4) For PW JT9D–7R4D (BG–700 series)

turbofan engines, accomplish either of the

following actions:

(i) Install a thicker-walled TEC, with P/N’s

listed in PW SB No. JT9D–7R4–72–479,

Revision 1, dated November 12, 1993; or

(ii) Install a modified TEC that incorporates

a containment shield, with P/N’s listed in

PW SB No. JT9D–7R4–72–407, Revision 1,

dated August 16, 1990, as applicable.

(5) For PW JT9D–7R4D (BG–800 series),

–7R4D (BG–900 series), –7R4D1 (AI–500

series), –7R4E (BG–800 series), –7R4E (BG–

900 series), –7R4E1 (AI–500 series), –7R4E1

(AI–600 series), –7R4E4 (BG–900 series),

–7R4G2 (BG–300 series), and –7R4H1 (AI–

600 series) turbofan engines, accomplish any

one of the following actions:

(i) Install a thicker-walled TEC, with P/N’s

listed in PW SB No. JT9D–7R4–72–513,

Revision 2, dated January 10, 1996; or

(ii) Install a modified TEC that incorporates

a containment shield, with P/N’s listed in

PW SB No. JT9D–7R4–72–466, Revision 2,

dated May 10, 1996; or

(iii) Install a modified TEC that

incorporates a replacement ‘‘P’’ flange and

case wall, with P/N’s listed in PW SB No.

JT9D–7R4–72–513, Revision 2, dated January

10, 1996.

(b) An alternative method of compliance or

adjustment of the compliance time that

provides an acceptable level of safety may be

used if approved by the Manager, Engine

Certification Office. The request should be

forwarded through an appropriate FAA

Principal Maintenance Inspector, who may

add comments and then send it to the

Manager, Engine Certification Office.

Note: Information concerning the existence

of approved alternative methods of

compliance with this airworthiness directive,

if any, may be obtained from the Engine

Certification Office.

(c) Special flight permits may be issued in

accordance with sections 21.197 and 21.199

of the Federal Aviation Regulations (14 CFR

21.197 and 21.199) to operate the aircraft to

a location where the requirements of this AD

can be accomplished.

Issued in Burlington, Massachusetts, on

May 22, 1996.

Robert E. Guyotte,

Acting Manager, Engine and Propeller

Directorate, Aircraft Certification Service.

[FR Doc. 96–14033 Filed 6–4–96; 8:45 am]

BILLING CODE 4910–13–P

OFFICE OF THE UNITED STATES

TRADE REPRESENTATIVE

19 CFR Part 132

Extension of Comment Period for

Administration of Tobacco Tariff-Rate

Quota

AGENCY: Office of the United States

Trade Representative.

ACTION: Notice of extension of comment

period.

SUMMARY: On February 20, 1996, the

Office of the United States Trade

Representative (USTR) published a

notice soliciting comments and views

on the administration of the tariff-rate

quota on leaf tobacco, established on

September 13, 1995, which was

operating on a first-come, first-served

basis (61 FR 6333). Because of request

by interested parties for an extension of

the comment period, USTR is extending

the comment period until June 19, 1996.

DATES: Comment period extended until

June 19, 1996.

ADDRESSES: Office of the U.S. Trade

Representative, Room 222, 600 17th

Street, NW., Washington, DC 20508,

attention: Tobacco Tariff-Rate Quota.

FOR FURTHER INFORMATION CONTACT:

Tom Perkins, Senior Economist, Office

of Agricultural Affairs, USTR, (202)

395–6127; or Rachel Shub, Assistant

General Counsel, USTR (202) 395–7305.

SUPPLEMENTARY INFORMATION: Persons

submitting written comments should

provide a statement, in ten copies, by

noon June 19, 1996 to Sybia Harrison,

Office of the United States Trade

Representative, Room 222, 600 17th

Street, NW., Washington, DC 20508,

attention: Tobacco Tariff-Rate Quota.

Non-confidential information received

will be available for public inspection

by appointment, in the USTR Reading

Room, Room 101, Monday through

Friday, 10:00 a.m. to 12:00 noon and

1:00 p.m. to 4:00 p.m. For an

appointment call Brenda Webb at (202)

395–6186. Business confidential

information will be subject to the

requirements of 15 CFR 2003.6 Any

business confidential material must be

clearly marked as such on the cover

letter or page and each succeeding page,

and must be accompanied by a nonconfidential summary thereof.

Jennifer Hillman,

General Counsel.

[FR Doc. 96–13992 Filed 6–4–96; 8:45 am]

BILLING CODE 3190–01–M

DEPARTMENT OF THE TREASURY

Customs Service

19 CFR Part 151

RIN 1515–AB75

Detention of Merchandise

AGENCY: Customs Service, Department

of the Treasury.

ACTION: Proposed rule.

SUMMARY: This document proposes

amendments to the Customs Regulations

to provide for procedures regarding the

detention of merchandise that is

undergoing extended Customs

examination. It is intended that the