# SAM #W912GY27QA001
Nitrogen cylinder recertification and refill services for Sierra Army Depot
**Buyer:** U.S. Army Contracting Command
**Posted:** October 14, 2026
**Respond By:** October 28, 2026
**Identifier:** W912GY27QA001
**NAICS:** 811310, 325120
Sierra Army Depot is seeking a contractor to inspect, recertify, and refill nitrogen cylinders for its operations.
- **Government buyer**
- U.S. Department of the Army, Sierra Army Depot (SIAD), through the W6QK SIAD Contracting Office under Army Contracting Command–Detroit Arsenal.
- IBO is identified as the requiring office; Carolina Guerrero is named in the solicitation materials.
- **OEMs and vendors**
- No commercial OEMs or vendors are named in the opportunity. SIAD supplies the cylinders, replacement valves, and specialized pallets/crates.
- **Requested services and quantities**
- Recertify and nitrogen-fill 528 cylinders; the solicitation lists recertification and filling as separate line items, each with a quantity of 528.
- Replace up to 20 failed cylinders as needed; replacement cylinders must also be recertified.
- Replace up to 250 failed valves as needed. SIAD provides replacement valves, and damaged valves must be returned to SIAD for disposal.
- Record passed and failed cylinders and failed valves, including serial numbers, on SIAD Form 3161 (CDRL A001). The report is due before each pickup.
- **Notable technical and logistics requirements**
- Inspect and hydrostatically test cylinders, refill them to the specified pressure, and stamp them in accordance with applicable requirements; engraving is not permitted.
- Nitrogen must meet A-A-59503, Type 1, Grade B, Class 1. Cylinder marking must comply with 49 CFR Part 180, Subpart C, Section 180.213.
- Cylinders move in batches of 96–288 and must be returned on their original pallets within two weeks. SIAD handles transportation up to 200 miles; the contractor is responsible beyond that distance.
- **Contract and evaluation**
- One-year base period, with an option to extend services for up to six months. The opportunity describes a firm-fixed-price requirement, with award evaluation based on price.
- **Estimated value**
- No value is stated; the range below is an analyst estimate.
### Description
Sierra Army Depot located in Herlong, California has a requirement: re- certification of the nitrogen cylinders.
The Army intends to award one firm-fixed price contract as a result of this solicitation. This requirement is solicited as unrestricted and using Simplified Acquisition Procedures in accordance with FAR part 6. Multiple awards will not be issued.
Award will be based on lowest price only that meets specifications.
The North American Industrial Classification Code (NAICS) is 325120. The related small business 1,200 employees; In accordance with FAR Clause 52.204-7; Contractors are required to be registered with the System for Award Management (SAM) when submitting an offer or quotation and shall continue to be registered until time of award, during performance and through final payment of any contract resulting from this solicitation.
All responsible sources may submit a quote USING Standard Form (SF) 1449, which all be considered. In accordance with FAR 5.102(d), availability of this solicitation will be limited to the electronic medium. All contractual and technical questions must be submitted in writing and may be emailed to the Contract Specialist Carolina Guerrero at carolina.guerrero4.civ@army.mil or Contracting Officer or Lissa Kaarbo at melissa.m.kaarbo.civ@army.mil
Questions shall include reference to the RFQ number in the subject line. Questions must be received a minimum of seven calendar days before the closing date listed in the RFQ. No telephone questions will be accepted. Notification of any postponements and any amendments to this solicitation will only be posted on this website. It is the sole responsibility of the offerors to continually review this website for any amendments made to this solicitation.
[View original listing](https://sam.gov/opp/e8d6f1ec88f74d72b3d224105e7227cd/view)