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Accepting bidstenderUnited States

Automatic Direction-Finding Surveillance System — Communications Security Equipment and Components

Issued by DEPT OF DEFENSE · DEPT OF THE AIR FORCE · SPACE SYSTEMS COMMAND · FA2521 45 CONS LGC · via SAM.gov — US federal contract opportunities

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Published
28 Sept 2026
Closes
30 Sept 2026, 03:00 UTC
Reference
FA252126QB181
Location
FL, United States
Sector
Manufacturing & Supply

Details

DEPT OF DEFENSE · DEPT OF THE AIR FORCE · SPACE SYSTEMS COMMAND · FA2521 45 CONS LGC is soliciting Automatic Direction-Finding Surveillance System — Communications Security Equipment and Components. Solicitation number FA252126QB181. Classified under NAICS 334220 — Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing. Product/service code 5810 — COMMUNICATIONS SECURITY EQUIPMENT AND COMPONENTS. Place of performance: FL, USA. Responses are due by 30 September 2026 03:00 UTC. Posted on SAM.gov, the US federal contract opportunities system; registration is required to bid.

See Attachments. Amendment 1: The Government’s responses to industry questions are incorporated into the solicitation. Where a Government’s response provides additional or more specific information regarding a requirement, that response applies to the solicitation. Vendors that previously submitted quotes may submit revised quotes by the extended deadline

Context for bidders

We hold 13 notices from DEPT OF DEFENSE · DEPT OF THE AIR FORCE · SPACE SYSTEMS COMMAND · FA2521 45 CONS LGC, going back to August 2026 — 1 of them still open. They buy mostly in Manufacturing & Supply, Construction & Infrastructure and Facility Management & Cleaning. There are 3,098 open Manufacturing & Supply tenders in United States. This one closes in 2 days.

Before you bid on this tender

A quick checklist to help you decide whether to bid and prepare a compliant submission for this manufacturing & supply opportunity. Always verify the details on the official source.

  • Confirm the exact closing date and time (and time zone) on the official portal — deadlines are strict and can be revised by a corrigendum.
  • Read the full notice and every attached document, including the scope, specifications and any bill of quantities or terms of reference.
  • Check the eligibility criteria — prior similar experience, annual turnover, certifications and registrations — and make sure you qualify before investing effort.
  • Prepare any earnest-money deposit (EMD) or bid security and the required formats early; missing or wrongly-formatted documents are a common cause of rejection.
  • Note how bids must be submitted (online or physical), in what format, and whether a digital signature or portal registration is required.
  • Watch for corrigenda and clarifications right up to the deadline — requirements and dates can change.
Common bidding mistakes to avoid →Writing a winning proposal

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