Vintage US Army USAF Colonel O‑6 Subdued OD Rank Patch 2‑1/8" × 1‑3/8" TE Sew‑On

Vintage U.S. Army / U.S. Air Force Colonel (O‑6) subdued embroidered rank patch featuring the black eagle insignia on an olive drab (OD) twill background. This Vietnam‑through‑early‑BDU style insignia was worn on combat and utility uniforms where subdued coloration was required. Patch includes a turned‑edge (TE) border, measures 2‑1/8" × 1‑3/8", and is a sew‑on cloth device.
Sourced from an Army Navy Surplus Store and sold as a novelty collectible uniform item, not official issue.

FEATURES
- Item Type: Subdued embroidered rank patch
- Rank: Colonel (O‑6)
- Insignia: Black eagle
- Colorway: Olive drab with black embroidery
- Size: 2.125 × 1.375 in
- Edge Type: Turned‑edge (TE)
- Attachment: Sew‑on
- Era: Vietnam‑through‑BDU subdued style
- Classification: Novelty collectible; not official issue
- Source: Army Navy Surplus Store