Unused URET 17 blades have a shelf life. Urethane can degrade from ozone, UV light, and temperature extremes.
While URET 17 is a small part, its presence spans numerous industries. You will find this component in action wherever date codes, batch numbers, barcodes, or lot information are printed directly onto products or packaging. uret 17
Urethane remains the gold standard, but innovation continues. Manufacturers are experimenting with: Unused URET 17 blades have a shelf life
That said, the URET 17 specification is so entrenched in existing equipment that it will remain relevant for at least another decade. Many printers sold today still rely on this exact durometer and profile. That said, the URET 17 specification is so
| Filter | Thread | Age | Safe for use? | Typical use case | |--------|--------|-----|---------------|------------------| | Uret 17 | GOST | 30–50 yrs | ❌ No | Display/cosplay | | Polish FP-5 | GOST | 10–20 yrs | ⚠️ Limited | Training only | | 3M 60926 | NATO | New | ✅ Yes | Industrial/chemical | | GP-5 (Soviet) | GOST | 40+ yrs | ❌ No | Collecting |
Crucial: The Uret 17 is decades old (often 30–50+ years).
Verdict:
✅ OK for: Cosplay, airsoft props, display, training weight.
❌ Not safe for: Toxic industrial work, active CBRN, mold remediation, smoke/fire.