diff --git a/napalm_procurve/api_client.py b/napalm_procurve/api_client.py
index 63211f6..be7a921 100644
--- a/napalm_procurve/api_client.py
+++ b/napalm_procurve/api_client.py
@@ -226,9 +226,24 @@ class ProcurveApiClient:
             for port in blade.get("data_ports", []):
                 iface_list.append(port.get("port_name", ""))
 
+        model_raw = system.get("product_model", "")
+        # Extract J-code part numbers (e.g. J9777A) from the model string
+        import re as _re
+        _PN_RE = _re.compile(r"\b(J\d{4}[A-Z]{1,2})\b")
+        pn_match = _PN_RE.search(model_raw)
+        part_number = pn_match.group(1) if pn_match else ""
+        if pn_match:
+            clean = _PN_RE.sub("", model_raw)
+            clean = _re.sub(r"\(\s*\)", "", clean)
+            clean = _re.sub(r"\s{2,}", " ", clean).strip(" -()")
+            model = clean if clean else model_raw
+        else:
+            model = model_raw
+
         return {
             "vendor": "HPE Aruba",
-            "model": system.get("product_model", ""),
+            "model": model,
+            "part_number": part_number,
             "hostname": hostname,
             "fqdn": fqdn,
             "os_version": system.get("firmware_version", ""),