Castellated (castle) nut for use with cotter pins. 1/4-28 thread. Cadmium plated alloy steel. Used where periodic removal is required.
| Material | Alloy Steel |
| Finish | Cadmium Plated |
| Thread | 1/4-28 |
| Size | 1/4" |
| Pack Qty | 25 pieces |
| Spec Type | AN |
| Category | Nut |
Traceability & Certification — All AeroSpaceSpecBolt hardware is sourced from certified surplus. FAA Form 8130-3 Airworthiness Approval Tags and/or Certificate of Conformance documentation available on request. Parts are inspected prior to sale. Ships from Pembroke Pines, FL.
Ships 1–2 business days. Questions? specbolt@polsia.app