# SAM #26SNB28

NSWC Crane URG-I M4 Barrels and Gas-System Components

**Buyer:** NSWC Crane
**Posted:** October 05, 2026
**Respond By:** October 19, 2026
**Identifier:** 26SNB28
**NAICS:** 332994

NSWC Crane is conducting market research for Upper Receiver Group Improved (URG-I) components to support operational needs and testing of an updated configuration.
- **Government buyer:** Department of the Navy, Naval Sea Systems Command (NAVSEA), Naval Surface Warfare Center (NSWC) Crane, Code 0232.
- **Named OEM/vendor:** **Daniel Defense LLC**, identified as the contractor under the current IDIQ contract supporting the URG-I program.
- **Products requested:** M4 barrels and related gas-system components, described as meeting the solicitation’s salient characteristics. No part numbers or quantities are provided.
  - 14.5-inch M4 barrel with mid-length gas system and gas block assembly.
  - 11.5-inch M4 barrel with carbine-length gas system and gas block assembly.
  - 14.5-inch M4 barrel with mid-length gas system and gas block assembly, plus mid-length gas tube and roll pin.
  - Mid-length gas tube with roll pin.
- **Notable requirements:** Delivery is required 90 days after order. The Government intends to extend the current contract’s ordering period without increasing its value to maintain operational support during testing of an updated configuration.

### Description

<p><strong>N0016422DJN02 &ndash; SOURCES SOUGHT &ndash; PROCUREMENT - Upper Receiver Group Improved (URG-I) &ndash; PSC 1005 &ndash; NAICS 332994</strong></p>

[View original listing](https://sam.gov/opp/a269d26ca2dc4adcbd3da80e21f9f8eb/view)