Vintage US Army 2LT O‑1 Subdued OD Green Rank Patch 2‑1/8" × 1‑1/2" Sew‑On

Vintage U.S. Army Second Lieutenant (2LT, O‑1) subdued embroidered rank patch featuring the single horizontal bar in black thread on an olive drab green (ODG) background. This Vietnam‑era style was worn on combat and utility uniforms including OG‑107 fatigues and early BDU garments. Patch features two‑layer sewn construction, measures 2‑1/8" × 1‑1/2", and is designed as a sew‑on insignia.
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: Second Lieutenant (2LT, O‑1)
- Insignia: Single horizontal bar
- Colorway: Olive drab with black embroidery
- Construction: Two‑layer sewn patch
- Size: 2.125 × 1.5 in
- Attachment: Sew‑on
- Era: Vietnam‑through‑early‑BDU style
- Classification: Novelty collectible; not official issue
- Source: Army Navy Surplus Store