Low and High Temperature Calibration Baths

Purchase Description

This document outlines the requirements for a Stirred Liquid Temperature Bath to be used by Air Force Precision Measurement Equipment Laboratories (PMELs) for calibrating various temperature measurement devices, including Platinum Resistance Thermometers, Thermistors, Thermocouple Probes, Dial Thermometers, and Liquid-In-Glass Thermometers.

• Temperature Range: 50 to 300 °C

• Temperature Stability: ±0.015°C or better

• Temperature Uniformity: ±0.03 °C or better

• Units: Displayable in °C & °F

• Fluid Media: Must be compatible with Silicone 200.50 and Silicone 710 fluids; one fluid to cover 50-275 °C.

• Mobility: Self-contained unit with rollers, wheels, or casters.

• Calibration Well: Single well, at least 18 inches immersion depth.

• Fluid Capacity: No more than 4.5 US Gallons.

• Access Opening: At least 2.5 inches in diameter.

• Footprint: Not to exceed 50" (H) x 20" (W) x 32" (D); must fit through a 3ft wide x 6ft tall doorway.

• Power: ~120 VAC at 50/60 Hz, not exceeding 18 Amps.

• Safety: Includes over-temperature protection, user-serviceable AC power fuses/breakers, and electrical safety documentation.

• Revision: Rev 3, dated 16 June 2025.

• Testing: The bath will be inspected and accepted at a destination specified in the contract, with testing to ensure it meets or exceeds all specified requirements.

• Manuals: Complete user, service, and calibration manuals on CD/DVD-ROM (iPDF), complying with DI-TMSS-80527D and DD Form 1423.

• Technical Data Package (TDP): 2D engineering drawing per MIL-STD-31000B, including nomenclature, part numbers, contract details, etc.

• Safety Data Sheet (SDS) Report: Information per OSHA Part 1910.1200 App D, Subpart Z, on CD/DVD (iPDF).

Form / Attachment / Pricing Sheet

This document lists anticipated delivery locations for units that are direct ship to the PMEL (Precision Measurement Equipment Laboratory) for Low and High Temperature Calibration Baths. This list is intended to assist offerors in determining the cost of FOB Destination shipments.

• A comprehensive list of anticipated delivery locations, primarily U.S. Air Force bases and Air National Guard units.
• The list is subject to change.
• More than one unit may be shipped to a single location.
• This attachment will be removed at the time of award.
• Specific addresses will be provided with each order, if an order is placed.

Offerors should use this list to estimate shipping costs and logistical considerations for FOB Destination deliveries as part of their proposal preparation. The list indicates potential destinations for the calibration baths.

Solicitation / RFP / RFQ

This document provides instructions for preparing and submitting proposals for a solicitation. It outlines the requirements for offerors to ensure their proposals are considered and evaluated favorably. Non-conformance with these instructions may result in an unfavorable evaluation.

Proposals must be submitted in two separate volumes:

• Volume I: Completed RFQ with Pricing: This volume should include the completed and signed RFQ, a cover letter detailing any exceptions to terms and conditions, and proposed prices for contract line items.

• Volume II: Technical Proposal: This volume must be clear, concise, and provide sufficient detail for evaluation. It should not merely restate requirements but offer a convincing rationale for how the offeror intends to meet them. It must include descriptive literature, brochures, and a written response to each paragraph of the referenced Purchase Descriptions (25M-074A-TE, Rev. 2 and 25M-074B-TE, Rev. 3). Offerors must also identify potential safety hazards and their mitigation strategies.

• Proposals must be valid for 90 days from the RFQ closing date.

• Format: Proposals must be submitted electronically as a .pdf compatible attachment through DoD SAFE.

• Page Limits: Volume I has no page limit. Volume II has a 50-page limit.

• Formatting: Print must be 12 point, page size 8.5 x 11 inches, with 1-inch top/bottom margins and 3/4-inch side margins. Pages must be numbered sequentially by volume. Pages exceeding limitations will not be considered.

• Marking: Each page containing proprietary information should be marked as such. A specific legend must be included at the bottom of each sheet.

• Submission Method: Use DoD SAFE (https://safe.apps.mil/). Request a drop-off code or email link from Thomas Carson (thomas.carson.2@us.af.mil) or Allen Kurella (allen.kurella@us.af.mil) at least 24-48 hours in advance.

• File Format: Files must be readable by MS Word 2016 or earlier, MS Excel 2016 or earlier, MS PowerPoint 2016 or earlier, or Adobe PDF. PDFs must enable textual search and copy functions.

• Timeliness: Uploaded files must be timestamped by the offer due date and time. Offerors bear the risk for untimely receipt.

• Evaluation: Technical proposals will be evaluated for technical acceptability based on the information provided and in accordance with 52.212-2.

Not specified in this document.

• Exchanges of information are controlled by the Contracting Officer.
• Encrypted email may be used for subsequent communications after initial proposal submission, requiring certificate exchange.
• Discussions may be conducted, but the Government reserves the right to award without discussions.

Solicitation / RFP / RFQ

This solicitation is for the procurement of Low and High Temperature Calibration Baths. The government has a requirement for 75 units of the Low Temperature Calibration Bath and 73 units of the High Temperature Calibration Bath in FY26 to support the AFMETCAL mission. Initially, funding is available for 7 units of the Low Temperature and 9 units of the High Temperature Calibration Bath. The remaining quantities are to be acquired as funding becomes available, exercised as option quantities.

• Low Temperature Calibration Bath: IAW Purchase Description (PD) 25M-074A-TE Rev. 2 dated 16 June 2025 (Attachment 1).

• High Temperature Calibration Bath: IAW Purchase Description (PD) 25M-074B-TE Rev. 3 dated 16 June 2025 (Attachment 2).

• Data Requirements: IAW DD Form 1423 Exhibit A (Attachment 3), including Commercial-Off-The-Shelf (COTS) Manuals, Technical Data Packages (TDP), and Safety Data Sheets (SDS).

• First Production Units: 1 unit of each type (Low and High Temp Calibration Bath) to be delivered within 120 calendar days of award for government testing.

• Production Units: Quantities specified in the schedule for both Low and High Temperature Calibration Baths.

• Contract Type: Not explicitly stated, but implies Firm Fixed Price for CLINs.

• Period of Performance: Not explicitly stated for the entire contract, but option periods extend through FY30.

• Estimated Value: Not stated.

• Offer Due Date: 27 April 2026, 02:00 PM Local Time.

• Evaluation Criteria: Offers will be evaluated based on Technical Acceptability and Price. Technical Acceptability is significantly more important than cost or price, but price will contribute substantially to the award decision.

• Submission Instructions: Bidders must complete blocks 12, 17, 23, 24, and 30 of the solicitation form. Specific instructions for submission of proposals and data are detailed throughout the document.

• Acquisition Type: Unrestricted.

• NAICS Code: 334516 (Size Standard: 1000 employees).

• Attachments: Several attachments are referenced, including Purchase Descriptions, DD Form 1423 & Data Item Descriptions, Anticipated Delivery Locations, Instructions to Offerors, and a Total Evaluated Price (TEP) Worksheet.

• Option Line Items: CLINS 1001-1004 cover option quantities for both Low and High Temperature Calibration Baths. The government reserves the right to order these quantities in increments.

• Inspection and Acceptance: Will be completed by AFMETCAL or PMEL as specified for each CLIN.

• Payment: Via Wide Area WorkFlow (WAWF).

Solicitation / RFP / RFQ

This document is a Purchase Description for a Low Temperature Calibration Bath. It outlines the requirements for a self-contained, fluid-filled well chamber with a stirring mechanism, intended for use in Air Force Precision Measurement Equipment Laboratories (PMELs). The bath will be used for calibrating various temperature measurement devices, including Platinum Resistance Thermometers, Thermistors, Thermocouple Probes, Dial Thermometers, and Liquid-In-Glass Thermometers.

• Temperature Range: -40 °C to 125 °C.

• Temperature Stability: ±0.01°C or better.

• Temperature Uniformity: ±0.01 °C or better.

• Display Units: °C & °F.

• Resolution: At least two decimal places.

• Cooling Rate: Not greater than 200 minutes to cool from 20 °C to -40 °C.

• Heating Rate: Not greater than 120 minutes to heat from 20 °C to 125 °C.

• Fluid Media: Must use a single fluid compatible with Silicone Oil Type 200.05, and compliant with the AIM Act of 2020 regarding refrigerants (GWP of 700 or less).

• Mobility: Capable of transport with rollers, wheels, or casters.

• Calibration Well: Single well with at least 18 inches immersion depth.

• Fluid Capacity: No more than 4.5 US Gallons.

• Dimensions: Not to exceed 50" (H) x 20" (W) x 32" (D), and must fit through a 3'x6' doorway.

• Power: ~120 VAC at 50/60 Hz, not exceeding 18 Amps.

• Safety Features: Fuse/circuit breaker, over-temperature protection.

• Revision: Rev 2, dated 16 June 2025.

• Data Requirements: Includes user/service manuals, calibration procedures, Technical Data Package (TDP), and Safety Data Sheets (SDS).

• Testing: The Temperature Bath will be inspected and accepted at a destination specified elsewhere in the contract. Testing will verify performance against specified requirements.

• Not specified in this document.

• The document specifies requirements for the operator's manual, including component listings, alignment procedures, remote command listings, and maintenance schedules.

• Environmental operating conditions are specified as 65-80°F and 20-50% RH (non-condensing).

Forms / Attachments / Pricing Sheets

This document, DD Form 1423-1 (Contract Data Requirements List), outlines the specific data items required from the contractor for the "Low & High Temperature Baths" system. It details the type of data, submission frequency, format, and delivery requirements.

This document lists three Data Items (DI):

• A001: Commercial-Off-The-Shelf (COTS) Manual
  • Requires one copy of the final manual on CD/DVD in iPDF format within 60 days of contract award.
  • Concurrent with delivery of first production units, one set of manuals on CD/DVD in iPDF format is required with each unit.
• A002: Technical Data Package (TDP)
  • Requires one set of 2-dimensional (2D) engineering drawings in accordance with MIL-STD-31000B, on CD/DVD in iPDF format, within 60 days of contract award.
  • Concurrent with delivery of production units, one set of drawings on CD/DVD in iPDF format is required with each unit.
• A003: Safety Data Sheet (SDS) Report
  • Requires one set of the SDS report on CD/DVD in iPDF format within 60 days of contract award.
  • Concurrent with delivery of first production units, one set of the SDS report on CD/DVD in iPDF format is required with each unit.

This document is crucial for bidders as it defines the specific technical documentation and data deliverables that will be required under the contract. Bidders must understand these requirements to accurately estimate costs and ensure compliance. The format (CD/DVD in iPDF) and delivery timelines are key considerations for proposal preparation.

Form / Attachment / Pricing Sheet

This document is the Total Evaluated Price (TEP) Worksheet, required to be completed and returned with the proposal package. It is for evaluation purposes only and will be used to determine the Total Evaluated Price as described in FAR 52.212-2 Evaluation-Commercial Items.

• The worksheet is divided into two parts: Part A for Low Temperature Calibration Baths and Part B for High Temperature Calibration Baths.

• Each part includes sections for:

  • First Production Unit (CLIN 0001 and 0002 - Data)
  • Production Units (CLIN 0005 and 0006 - Data)
  • Production Units - Options (broken down by fiscal year: FY27, FY28, FY29, FY30)
  • Data - Options (broken down by fiscal year: FY27, FY28, FY29, FY30)

• Bidders are required to provide Quantity (QTY), Unit, Unit Price, and Extended Amount for each line item.

• Option quantities are based on the anticipated fiscal year in which they will be purchased.

• Bidders must complete this worksheet accurately and return it with their proposal.

• The RFQ requires firm-fixed-priced contract line items (CLINs). If a CLIN is not separately priced, bidders should identify it with NSP.

• This worksheet is crucial for calculating the total evaluated price of the proposal.