AMENDMENT OF SOLICITATION / MODIFICATION OF CONTRACT

1. CONTRACTOR ID CODE

PAGE

OF

PAGES

2. AMENDMENT/MODIFICATION NO.

3. EFFECTIVE DATE

04 June 2026

4. REQUISITION/PURCHASE REQ. NO.

6. ISSUED BY:

SOUTHWEST REGIONAL MAINTENANCE

CENTER

CODE

N55236

7. ADMINISTERED BY (If other than Item 6)

CODE 410A

3755 BRINSER STREET STE 1

SAN DIEGO, CA 92136

8. NAME AND ADDRESS OF CONTRACTOR (No., Street, State, & Zip Code)

(Ö)

X

9A. AMENDMENT OF SOLICITATION NO.

N5523626Q0083

9B. DATED (SEE ITEM 11)

01 June 2026

10A. MODIFICATION OF CONTRACT/ ORDER

NO.

10B. DATED (SEE ITEM 13)

FACILITY CODE

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of offers is changed, is not extended. Offers must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended, by one of the following methods: (a) By completing Items 8 and 15, and returning 1 copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted; or (c) By separate letter or telegram which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by telegram or letter, provided each telegram or letter makes reference to the solicitation & this amendment, and is received prior to the opening hour and date specified.

12. ACCOUNTING AND APPROPRIATION DATA (if required)

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS / ORDERS, IT MODIFIES THE CONTRACT / ORDER NO. AS DESCRIBED IN

ITEM 14.

A. THIS CHANGE ORDER ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE

CONTRACT ORDER NO. IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT / ORDER NO. IS MODIFIED TO REFLECT ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation date, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103 (b).

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority)

E. IMPORTANT: Contractor is, is not required to sign this document and return ___ copies to the issuing office.

14. DESCRIPTION OF AMENDMENT / MODIFICATION (Organized by UFC section headings, including solicitation/contract subject matter where feasible.)

See continuation page(s).

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

15A. NAME AND TITLE OF SIGNER (Type or Print)

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or Print)

15B. CONTRACTOR / OFFEROR

(Signature of person authorized to sign)

15C. DATE SIGNED

16B. UNITED STATES OF AMERICA

BY ______________________________________

(Signature of Contracting Officer)

16C. DATE SIGNED

NSN 7540-01-152-8070

PREVIOUS EDITIONS USABLE

30-105-01 STANDARD FORM 30 (Rev. 10-83) Prescribed by GSA

N5523626Q0033

SUMMARY OF CHANGES

SECTION SF 30 - BLOCK 14 CONTINUATION PAGE

The purpose of this Amendment is as follows:

a. Provide answers to the following clarification questions:

Contractor Question: 4.1 Vendor shall provide all training and equipment. Please Clarify equipment required: (Welding power supplies? Welding and ground leads? Electrode holders? Coupon Bender? Coupon holding fixture? Band saw for Coupon Bend Prep?

Government Answer: Vendor is providing the equipment. Government will provide the PPE

Contractor Question: 7.1 6-15-2026 to 9-30-2026 (SMAW) course covers four (4) weeks of training for up to four (4) students Please Clarify if this will be a one-time arrival / departure in the proposed 4-week time frame, or will there be multiple move in / out during the 6-15-2026 to 9-30-2026 time frame.

Government Answer: The COI will be one continuous 4-week course. Proposed date Aug 10-Sep 04th.

Contractor Question: Does the required scope of training include all four welding processes (SMAW, GMAW-S, GMAW Spray Transfer, and FCAW), or is the requirement limited to SMAW only as described in the SOW? This distinction directly affects our pricing and quote preparation.

Government Answer: Refer to the SOW.