CSS Commerical Products and Services Revised 10.2026

Heat Flux Transducers
1240BE27Q0015
Statement of Requirement
The USDA Forest Service requires six (6) heat flux transducers for fire research applications. The required sensors include water-cooled radiant and total heat flux transducers, in 1-inch and 1/8-inch smooth-bodied configurations, with sapphire windows and performance characteristics suitable for high-temperature fire behavior experiments. Detailed specifications are provided in the attached Statement of Work (SOW).
Schedule of Items

CLIN

Description

0001 Water-cooled radiant and total heat

Estimated
Quantity

Unit of
Issue
EA

EA

Unit
Cost

Total

flux transducer, 1-inch (25.4 mm)
diameter, smooth-bodied, sapphire
window, Schmidt-Boelter style;
measurement range up to
approximately 250 kW/m²; body
temperature tolerance up to 205°C;
linear output ±3% nonlinearity;
gas-purge capable.

0002 Water-cooled radiant-only heat flux
transducer, 1/8-inch (3.175 mm)
diameter, sapphire window,
Schmidt-Boelter style; measurement
range up to approximately 250
kW/m²; body temperature tolerance
up to 205°C; linear output ±3%
nonlinearity; gas-purge capable.

TOTAL

Technical Data Technical data associated with this solicitation is available in the following attachment:

1. Solicitation Attachments

The following documents are included as attachments to this solicitation and can be accessed via the “Attachments/Links” section of the posting.
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Attachment - Performance Work Statement

Federal Acquisition Regulation (FAR) and United States Department of Agriculture Acquisition Regulation (AGAR) Clauses and Provisions

Heat Flux Transducers
1240BE27Q0015
The clauses and provisions contained herein are applicable to any order awarded as a result of this solicitation. The terms and conditions set forth herein supersede all other terms and conditions. Acceptance of the order in accordance with (IAW) FAR 12.201-1(b)(2) constitutes acceptance of all terms and conditions contained herein.
As part of the Revolutionary FAR Overhaul (RFO), system updates may lag policy updates. The System for Award Management (SAM) may continue to require entities to complete representations based on provisions that are not included in this solicitation. Contracting officers will rely on representations from offers based on provisions in the solicitation. Entities are not required to, nor are they able to, update their entity registration to remove these representations in SAM. 52.252-2
Clauses Incorporated by Reference