diff --git a/tests/unit_tests/common/test_ucsversion.py b/tests/unit_tests/common/test_ucsversion.py
index f898e3dd..d2afcb24 100644
--- a/tests/unit_tests/common/test_ucsversion.py
+++ b/tests/unit_tests/common/test_ucsversion.py
@@ -120,6 +120,7 @@ def test_version_parsing(self):
             ("4.2(0.175a)", {"major": "4", "minor": "2", "mr": "0", "patch": "a", "spin": None, "build": "175"}),
             ("4.2(1.2021052301)", {"major": "4", "minor": "2", "mr": "2", "patch": "a", "spin": None, "build": None}),
             ("4.2(1a.2021052301)", {"major": "4", "minor": "2", "mr": "1", "patch": "b", "spin": "2021052301", "build": None}),
+            ("4.3(6.250037)", {"major": "4", "minor": "3", "mr": "6", "patch": "z", "spin": "250037", "build": None}),
         ]
 
         for version_str, expected in test_cases:
diff --git a/ucsmsdk/ucscoremeta.py b/ucsmsdk/ucscoremeta.py
index 445d1b1a..7a939aa9 100644
--- a/ucsmsdk/ucscoremeta.py
+++ b/ucsmsdk/ucscoremeta.py
@@ -91,6 +91,18 @@ def __init__(self, version):
         if self._set_versions(match_obj):
             return
 
+        # handle spin builds "4.3(6.250037)" - short numeric spin build numbers (6-7 digits)
+        # e.g. 4.3(6.250037) is a spin build of 4.3(6x) branch, spin=250037
+        # (1-5 digit numbers are handled by the first pattern above as patch/interim builds,
+        #  8+ digit date-like numbers are handled by the special builds pattern below)
+        match_pattern = re.compile(r"^(?P<major>[1-9][0-9]{0,2})\."
+                                   r"(?P<minor>(([0-9])|([1-9][0-9]{0,1})))\("
+                                   r"(?P<mr>(([0-9])|([1-9][0-9]{0,2})))\."
+                                   r"(?P<spin>[1-9][0-9]{5,6})\)$")
+        match_obj = re.match(match_pattern, version)
+        if self._set_versions(match_obj):
+            return
+
         # handle de special builds "66.77(67.1582251418)"
         match_pattern = re.compile(r"^(?P<major>[1-9][0-9]{0,2})\."
                                    r"(?P<minor>(([0-9])|([1-9][0-9]{0,2})))\("