# SAM #N64498-25-RFPREQ-PD-45-0176 NSWCPD Pre-Solicitation Conference for Columbia Class AN/BST-1(B) Electrical Hull Penetrators and Transmitter Cable Assemblies **Buyer:** NSWC Philadelphia Division **Posted:** October 05, 2026 **Respond By:** October 23, 2026 **Identifier:** N64498-25-RFPREQ-PD-45-0176 **NAICS:** 332999, 335999, 334419 NSWCPD is holding a pre-solicitation industry conference on an anticipated Columbia Class submarine requirement for AN/BST-1(B) Electrical Hull Penetrators and transmitter cable assemblies. - **Agency and purpose:** Naval Surface Warfare Center Philadelphia Division (NSWCPD), including HM&E Engineering Code 453 and Division Code 45, is informing industry about a potential new-construction requirement. - **Anticipated products:** AN/BST-1(B) Electrical Hull Penetrators (EHPs), which connect transmitter cables through the submarine pressure hull, and associated transmitter cable assemblies. Quantities, part numbers, OEMs, and vendors are not provided. - **Expected contractor work:** Fabricate, manufacture, assemble, preserve, inspect, test, certify, package, and ship the EHPs and related material in accordance with applicable documents and a Statement of Work. - **Information handling:** The contractor may receive, store, or generate Controlled Unclassified Information (CUI). - **Conference status and participation:** This is an informational pre-solicitation event, not an RFP or RFQ. Participation is voluntary and is not a prerequisite for a future solicitation. Advance registration is mandatory; foreign nationals may not register. The Government does not plan one-on-one vendor meetings. ### Description

Pre-Solicitation Conference – Columbia Class BST-1 Electrical Hull Penetrators and Transmitter Cable Assemblies

The Naval Surface Warfare Center Philadelphia Division (NSWCPD) invites interested contractors to a pre-solicitation conference regarding the future requirement for Columbia Class BST-1 Electrical Hull Penetrators and Transmitter Cable Assemblies.

This event is an opportunity for NSWCPD to inform industry partners about this upcoming need and to discuss potential strategies for meeting the demand.

What: Pre-Solicitation Conference – – Columbia Class BST-1 Electrical Hull Penetrators and Transmitter Cable Assemblies

When: 27 October 2026, 1300 – 1500

Where: Microsoft Teams [Link will be provided to registrants]

Why Attend?

Learn about NSWCPD's FY27 requirement for Columbia Class BST-1 Electrical Hull Penetrators and Transmitter Cable Assemblies.
Understand the scope of the Columbia Class BST-1 Electrical Hull Penetrators and Transmitter Cable Assemblies requirement.
Discuss potential acquisition strategies and approaches to meet the anticipated demand for these services.
Network with Government representatives to gain a greater insight into our requirements.

About the Columbia Class BST-1 Electrical Hull Penetrators and Transmitter Cable Assemblies:

The Submarine Sail, Deployed Systems, and Modernization HM&E Engineering (Code 453) and the Undersea Vehicle, Submarine Sail and Deployed Systems Division (Code 45) of the Naval Surface Warfare Center, Philadelphia Division (NSWCPD), provide support in the development and delivery of systems for Columbia Class New Construction efforts. The AN/BST-1(B) requires Electrical Hull Penetrators (EHP), to facilitate connection of the associated transmitter cable through the pressure hull.

The contractor shall fabricate, manufacture, assemble, preserve, inspect, test, certify and ship AN/BST-1(B) Electrical Hull Penetrators in accordance with applicable documents in Section 2.0 and the Statement of Work. In addition, the contractor shall package and ship material to NSWCPD. The contractor will receive, store or generate Controlled Unclassified Information (CUI) in the performance of this work.

Registration Information:

To register for this event visit:
- https://www.eventbrite.com/e/industry-day-event-electrical-hull-penetrator-and-transmitter-cable-tickets-2002956974228?aff=oddtdtcreator&keep_tld=true
Mandatory Registration: All attendees must register in advance. Unregistered individuals will not be admitted for security reasons.
Foreign Nationals: Foreign Nationals are not permitted to register for this event.
Registration Deadline: 23 October 2026 at 1500, or when the event is sold out, whichever comes first. Please complete all required fields on the registration form.

Advance Questions: We encourage participants to submit questions in advance to: Christopher McCarthy, christopher.m.mccarthy26.civ@us.navy.mil

Subject Line: “BST-1EHP Pre-Solicitation Conference Vendor Question - [Your Company Name] - [Brief Question Detail]"
Important: Do not include any procurement sensitive, controlled unclassified, or classified information in your questions.
NOTE: Government is not planning to conduct any “one on one” meetings with interested vendors.

Event Tentative Agenda:

Introduction
NSWCPD CODE453 Presentation on Requirement
Q&A (High Level)

Event Tentative Agenda:

Introduction
NSWCPD CODE453 Presentation on Requirement
Q&A (High Level)

Important Disclaimers:

This notice is for informational purposes only and does not constitute a Request for Proposal (RFP) or a Request for Quote (RFQ).
Participation in this event Day is voluntary and is not a prerequisite for participation in any future contract RFP.
The Government will not reimburse attendees for any expenses incurred in connection with this event, including travel or marketing costs.
The information provided in this notice and at the event is for planning purposes only and does not represent a commitment by the Navy to fund any specific opportunity.
Recording devices and attempts to broadcast the event are prohibited. Cell phones are permitted, but laptops and tablets are not allowed in the building.

Additional Links:
EVENT REGISTRATION LINK [View original listing](https://sam.gov/opp/f8da90b35d52485884c3400cf08cf889/view)