Federal Register / Vol. 62, No. 53 / Wednesday, March 19, 1997 / Proposed Rules 12981

JT9D–59A, –70A, –7Q, and –7Q3 engines,

accomplish the following:

(1) Disks that have not been fluorescent

penetrant inspected or eddy current

inspected since introduction into service,

perform an initial fluorescent penetrant

inspection (FPI) for cracks in all 40 cooling

air holes in accordance with PW Turbojet

Engine Standard Practices Manual, P/N

585005, Chapter/Section 70–33, using

Special Process Operation Procedure (SPOP)

84, as follows:

(i) Disks with 3,500 cycles since new (CSN)

or more on the effective date of this AD,

inspect prior to accumulating 5,000 CSN, or

within 1,500 cycles in service (CIS) after the

effective date of this AD, whichever occurs

later.

(ii) Disks with less than 3,500 CSN on the

effective date of this AD, inspect prior to

accumulating 5,000 CSN.

(2) Disks that have been reoperated in

accordance with PW SB No. 5815, Revision

2, dated July 31, 1992, or prior revisions, that

have not been fluorescent penetrant

inspected or eddy current inspected since

reoperation, perform an initial FPI for cracks

in all 40 cooling air holes in accordance with

PW Turbojet Engine Standard Practices

Manual, P/N 585005, Chapter/Section 70–33,

using SPOP 84, as follows:

(i) Disks with 3,500 CIS or more since

reoperation on the effective date of this AD,

inspect prior to accumulating 5,000 CIS since

reoperation, or within 1,500 CIS after the

effective date of this AD, whichever occurs

later.

(ii) Disks with less than 3,500 CIS since

reoperation on the effective date of this AD,

inspect prior to accumulating 5,000 CIS since

reoperation.

(3) Disks that have been fluorescent

penetrant inspected, or eddy current

inspected, since introduction into service or

since re-operation, in accordance with PW

SB No. 5744, Revision 3, dated March 31,

1993, or prior revisions, or PW JT9D–7Q,

–7Q3 Engine Manual, P/N 777210, 72–51–00,

Inspection –03, or PW JT9D–59A, –70A

Engine Manual, P/N 754459, 72–51–00,

Heavy Maintenance Check –03, perform an

FPI for cracks in all 40 cooling air holes,

prior to accumulating 3,500 CIS since last FPI

or ECI, or within 250 CIS after the effective

date of this AD, whichever occurs later, in

accordance with PW Turbojet Engine

Standard Practices Manual, P/N 585005,

Chapter/Section 70–33, using SPOP 84.

(4) Thereafter, perform FPI for cracks in all

40 cooling air holes at intervals not to exceed

3,500 CIS since last FPI, in accordance with

PW Turbojet Engine Standard Practices

Manual, P/N 585005, Chapter/Section 70–33,

using SPOP 84.

(5) Prior to further flight, remove from

service cracked disks, and replace with

serviceable parts.

(b) For second stage HPT disks, P/N

5001802–01, installed in PW JT9D–7R4D,

–7R4D1, 7R4E, and –7R4E1 (AI–500) engines,

accomplish the following:

(1) Disks that have not been fluorescent

penetrant inspected since introduction into

service, perform an initial FPI for cracks in

all 30 tie bolt holes in accordance with PW

Turbojet Engine Standard Practices Manual,

P/N 585005, Chapter/Section 70–33, using

SPOP 84, as follows:

(i) Disks with 6,000 CSN or more on the

effective date of this AD, inspect prior to

accumulating 8,000 CSN, or within 2,000 CIS

after the effective date of this AD, whichever

occurs later.

(ii) Disks with less than 6,000 CSN on the

effective date of this AD, inspect prior to

accumulating 8,000 CSN.

(2) Disks that have been fluorescent

penetrant inspected since introduction into

service, perform an FPI for cracks in all 30

tie bolt holes, prior to accumulating 6,000

CIS since last FPI, or within 250 CIS after the

effective date of this AD, whichever occurs

later, in accordance with PW Turbojet Engine

Standard Practices Manual, P/N 585005,

Chapter/Section 70–33, using SPOP 84.

(3) Thereafter, perform FPI for cracks in all

30 tie bolt holes at intervals not to exceed

6,000 CIS since last FPI, in accordance with

PW Turbojet Engine Standard Practices

Manual, P/N 585005, Chapter/Section 70–33,

using SPOP 84.

(4) Prior to further flight, remove from

service cracked disks, and replace with

serviceable parts.

(c) Report findings of cracked turbine disks

within 48 hours after inspection to Daniel

Kerman, Aerospace Engineer, Engine

Certification Office, FAA, Engine and

Propeller Directorate, 12 New England

Executive Park, Burlington, MA 01803–5299;

telephone (617) 238–7130, fax (617) 238–

7199, Internet: ‘‘Daniel.Kerman@faa.dot.gov’’.

Reporting requirements have been approved

by the Office of Management and Budget and

assigned OMB control number 2120–0056.

(d) 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 2: Information concerning the

existence of approved alternative methods of

compliance with this airworthiness directive,

if any, may be obtained from the Engine

Certification Office.

(e) 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 inspection requirements

of this AD can be accomplished.

Issued in Burlington, Massachusetts, on

March 13, 1997.

James C. Jones,

Acting Manager, Engine and Propeller

Directorate, Aircraft Certification Service.

[FR Doc. 97–6889 Filed 3–18–97; 8:45 am]

BILLING CODE 4910–13–U

DEPARTMENT OF THE TREASURY

Internal Revenue Service

26 CFR Part 1

[REG–249819–96, REG–209762–95]

RIN 1545–AU67, 1545–AT32

Reorganizations; Receipt of Securities

and Allocations of Depreciation

Recapture Among Partners in a

Partnership; Hearing Cancellation

AGENCY: Internal Revenue Service,

Treasury.

ACTION: Cancellation of notices of public

hearing on proposed rulemaking.

SUMMARY: This document provides

notice of cancellation of public hearings

on proposed regulations relating to the

receipt, as part of a reorganization, of

rights to acquire stock of a corporation

that is a party to the reorganization and

the allocation of depreciation recapture

among partners in a partnership.

DATES: The public hearings originally

scheduled for March 25, 1997, and

March 27, 1997, respectively, beginning

at 10 a.m., are cancelled.

FOR FURTHER INFORMATION CONTACT:

Evangelista C. Lee of the Regulations

Unit, Assistant Chief Counsel

(Corporate), (202) 622–7190 (not a toll

free number).

SUPPLEMENTARY INFORMATION: The

subject of the public hearings is

proposed amendments to the Income

Tax Regulations under sections 354,

355, 356, 704 and 1245 of the Internal

Revenue Code. A notice of public

hearing appearing in the Federal

Register on Monday, December 23, 1996

(61 FR 67508) and Thursday, December

12, 1996 (61 FR 65371), announced that

a public hearing would be held on

Tuesday, March 25, 1997, and

Thursday, March 27, 1997, beginning at

10 a.m., in room 3313, Internal Revenue

Building, 1111 Constitution Avenue,

NW, Washington, DC 20224.

The public hearings scheduled for

Tuesday, March 25, 1997, and

Thursday, March 27, 1997, respectively,

are cancelled.

Cynthia E. Grigsby,

Chief, Regulations Unit, Assistant Chief

Counsel (Corporate).

[FR Doc. 97–6891 Filed 3–18–97; 8:45 am]

BILLING CODE 4830–01–U