Pre-1989 USAF Cap Device Subdued Embroidered Senior Master Sergeant, ODG, Sew-On

This pre-1989 U.S. Air Force Senior Master Sergeant (SMSgt) cap device features a subdued embroidered insignia in Olive Drab Green (ODG), sewn onto a 2-3/8" x 2-3/8" OG-107 ripstop material square. Designed for wear on utility caps and tactical gear prior to the phase-out of OG-107 uniforms in 1989, this sew-on patch represents the E-8 rank and was used in low-visibility environments requiring operational discretion. Ideal for Cold War-era collectors, reenactors, or uniform restoration projects.

Features:
- Authentic pre-1989 U.S. Air Force SMSgt cap device (E-8 rank)
- Subdued embroidered design in Olive Drab Green
- Sew-on format; mounted on OG-107 material (approx. 2.375" x 2.375")
- Represents Senior Master Sergeant rank insignia
- Compatible with OG-107 utility uniforms and field caps
- Ideal for Cold War-era collectors, reenactors, or restoration projects