# SAM #N3904027Q5873

Annual maintenance, calibration, and verification for Portsmouth Naval Shipyard’s Model 84 Charpy V-Notch impact tester

**Buyer:** Portsmouth Naval Shipyard
**Posted:** October 30, 2026
**Respond By:** November 06, 2026
**Identifier:** N3904027Q5873
**NAICS:** 811219, 541380, 334519

Portsmouth Naval Shipyard is seeking recurring on-site maintenance, calibration, and verification for one Model 84 Charpy V-Notch impact tester.
- Government buyer: U.S. Department of the Navy, under NAVSEA; Portsmouth Naval Shipyard, Contracting Code 410.1. Requiring office: C134.
- Requested equipment: One Model 84 Charpy V-Notch (CVN) metal impact tester; no separate equipment purchase is specified.
- Services: Annual preventative maintenance, ASTM E23 direct physical verification, and calibration of the tester’s analog and/or digital indicator system. The work is required for a base year and three annual option years.
- Technical work includes equipment geometry and alignment checks, verification of pendulum energy losses, and mechanical inspection, cleaning, lubrication, and adjustment. Verification must use NIST-traceable precision metrology and follow ASTM E23 and NAVSEAINST 4734.1.
- Contractor qualification: Applicable on-site accreditation under ISO/IEC 17025:2017 or ANSI/NCSL Z540-1 is required.
- Deliverables: A calibration/verification certificate after completing the work, and a condition-found report when unscheduled repairs are identified. The certificate is due within three business days of completion; the condition-found report is due within two days of identifying an issue. Proposed repairs require Contracting Officer authorization before work begins.
- Additional work: Over-and-above critical repairs and replacement parts may be required when needed to restore operability or enable calibration; the quantity is not specified.
- OEM/vendor: No manufacturer, OEM, or contractor is named in the provided materials.

### Description

<p>The Portsmouth Naval Shipyard (PNSY), has a requirement for a multi-year service contract to perform mandatory annual direct verification, calibration, and certification of its <strong>Model 84 Charpy V-Notch (CVN) Impact Tester</strong>.</p>

<p>The resulting contract will be a Firm-Fixed-Price (FFP) vehicle consisting of a <strong>Base Year and three (3) annual Option Years</strong>, and will include an <strong>Over and Above (O&amp;A) CLIN</strong> for unscheduled, critical repairs and replacement parts.</p>

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