Domestic NDAA-compliant 5-inch tri-blade — drop-in for the HQProp 5X4.3X3 V1S (5×4.3×3). Made in Nevada, USA.
No performance numbers are published until backed by real test data.
Dimensions and fitment data are the referenced propeller's own published specification, not Anvil measurements.
If your bill of materials calls out HQProp 5X4.3X3 V1S — or an equivalent HQProp / Gemfan-equivalent 5-inch tri-blade — the Anvil Propulsion 5×4.3×3 is the domestic, NDAA-compliant replacement. Send us the foreign part number on your BOM and we'll confirm fitment.
| Anvil Part Number | Size | Drop-In For | Class |
|---|---|---|---|
| ANV-P5043 | 5×4.3×3 | HQProp 5X4.3X3 V1S | HQProp / Gemfan-equivalent |
Why replace it at all? Foreign-made propellers face tightening NDAA covered-country flow-downs and FCC restrictions. See our plain-language compliance guide and why the sourcing gap exists now.
Send your quantity, NDAA requirement, and timeline. We'll come back with availability and a quote.
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