STC ST00354BO

Number ST00354BO

FAA Form 8110-2 (7/19) Page 1 of 4 This certificate issued to:

Innovative Solutions & Support, Inc.

1500 District Avenue Burlington, MA 01803 Part 25 of the Federal Aviation Regulations.

Original Product - Type Certificate Number: A2NM Make: The Boeing Company Model: 757-200 Series, 757-200PF Series, 757-300 Series Description of Type Design Change:

Installation of an Innovative Solutions & Support, Inc. (IS&S) Integrated Standby Unit (ISU), Part Number 9D-80190-7, loaded with top level software 7H-80190-33 as defined in Limitations and Conditions 3 (or later FAA approved top level software), in accordance with IS&S Master Document List (MDL) Document 1D-12303, Revision 9, dated February 08, 2021, or later FAA approved revision.

Date of Application: February 18, 2015 Date reissued:

Date of Issuance: July 27, 2015 Da te amended: February 12, 2021

Signature Nicholas Faust

Acting Manager, Boston ACO Branch Title

FAA Form 8110-2 (7/19) Page 2 of 4

To (Name and address of transferee) Name:

Address (Number and Street, City, State, and ZIP Code):

From (Name and address of grantor) Name:

Address (Number and Street, City, State, and ZIP Code):

(Continuation Sheet) Number ST00354BO

FAA Form 8110-2 (7/19) Page 3 of 4 Limitations and Conditions:

1. Operation must be in accordance with IS&S Aircraft Flight Manual Supplement (AFMS) Document 1D-12319, Revision 3, FAA approved on February 10, 2021, or later FAA approved revision.

The AFMS must be carried in the aircraft during all flights.

2. Maintenance must be in accordance with:

a) IS&S Instructions for Continued Airworthiness (ICA) Document 1D-12304, Revision 4, dated February 08, 2021, or later FAA accepted revision.

b) IS&S Electrical Wiring Interconnection Systems (EWIS) ICA Document 1D-12309, Revision 2, dated February 08, 2021, or later FAA approved revision.

These ICAs must be made available to the operator at the time of installation.

3. IS&S ISU, Part Number 9D-80190-7, loaded with top level software 7H-80190-33, is defined as:

Article Part Number Article Descriptio n 9D-80190-7 with Integrated Standby Unit (ISU) Software Part Number Software Descriptio n 7H-09848-1 Boot Software 7H-10227-33 OFP Software 7H-10228-21 Service Software 10H-10041-1 FPGA Firmware

4. Compatibility of this design with previously approved modifications must be determined by the installer. Refer to FAA Advisory Circular (AC) 20-188.

Certification Basis:

Based on 14 CFR § 21.115 and § 21.101, and the FAA policy for design changes that are identified as not significant in FAA Order 8110.48, the certification basis for The Boeing Company 757-200 Series, 757-200PF Series and 757-300 Series aircraft is as follows:

a. The type certification basis for parts not changed or not affected by the change is shown on TCDS A2NM.

(continued on Page 4 of 4)

(Continuation Sheet) Number ST00354BO

FAA Form 8110-2 (7/19) Page 4 of 4 Certification Basis: (continued from Page 3 of 4)

b. Regarding 14 CFR § 26.47 (Amdt. No. 26-1), this change does not affect or create fatigue critical structure.

c. The modification certification basis for parts changed or affected by the change since the amendment application date, February 05, 2021, corresponding to the reference amendment date February 12, 2021, is based upon part 25 as amended by Amendment 25-141 as follows:

Regulations at the latest amendment 25-0 through 25-141

25.1(b), 25.21(a)(1), 25.29, 25.301(a), 25.303, 25.305(a)(b), 25.307(a), 25.365(a)(b)(c)(d),

25.561(a)(b)(3)(c)(d), 25.571(a)(b), 25.581(a)(b)(1), 25.601, 25.603, 25.605(a),

25.607(a)(2)(b)(c), 25.609, 25.611, 25.613(a)(c)(f), 25.619, 25.625(a)(b), 25.771(a)(c),

25.773(a), 25.831(b)(c), 25.853(a), 25.869(a), 25.899, 25.1301, 25.1302, 25.1303(a)(c),

25.1309, 25.1310, 25.1316(b), 25.1317(b)(c), 25.1321(a)(b)(d)(e), 25.1322,

25.1323(a)(b)(c)(f)(g)(h)(i), 25.1325(a)(d)(e), 25.1327, 25.1331, 25.1333(b)(c),

25.1351(a)(b)(2)(d), 25.1353(a)(c), 25.1357, 25.1360, 25.1381, 25.1431, 25.1501,

25.1523(b), 25.1529, 25.1541, 25.1543(b), 25.1545, 25.1547(a)(b)(d), 25.1555(a),

25.1581(a)(b)(d), 25.1583(c)(1), 25.1585(a)(b), 25.1703(a)(b)(d),

25.1705(a)(b)(4)(5)(6)(7)(9)(12), 25.1707(a)(b)(c)(d)(g)(h)(i)(j)(k)(l), 25.1709, 25.1711,

25.1713, 25.1715, 25.1717, 25.1719, 25.1721(b), 25.1729 Regulations at an intermediate amendment level None Regulations at the amendment level in TCDS A2NM None ------------------------------------------------------------END-------------------------------------------------------