Polymer Attribution
Definition
An assessment relating polymer material to a relevant source or group using supported analytical comparisons. Identification of a broad polymer class is not a unique printer, supplier or filament-lot identification. Additives, processing and reference coverage affect the strength and limits of an inference.
Related terms
- Additively Manufactured Firearm Component
- A firearm-related part produced using an additive process, potentially combined with commercial or otherwise manufactured parts. The production method does not itself...
- ATF NFA Enforcement Guidance (October 2026)
- Dated ATF guidance describing non-enforcement of specified NFA requirements for covered zero-tax items, including silencers. It must be distinguished from statutory repeal,...
- Baffle Contact
- Physical contact between a projectile and an internal suppressor element, where supported by actual damage or transferred material. It should not be...
- Machinegun Conversion Device
- An item assessed under the relevant law for its role in converting firearm function. US definitions can cover specified separate conversion parts...
- Sound Suppressor
- A device intended to reduce aspects of firing sound, commonly by changing propellant-gas release. Performance depends on firearm, ammunition, configuration and measurement...