diff --git a/docs/attributes-registry/network.md b/docs/attributes-registry/network.md
index 77f00acedd..a6c5907728 100644
--- a/docs/attributes-registry/network.md
+++ b/docs/attributes-registry/network.md
@@ -16,6 +16,7 @@ These attributes may be used for any network related operation.
 | `network.carrier.name` | string | The name of the mobile carrier. | `sprint` |
 | `network.connection.subtype` | string | This describes more details regarding the connection.type. It may be the type of cell technology connection, but it could be used for describing details about a wifi connection. | `LTE` |
 | `network.connection.type` | string | The internet connection type. | `wifi` |
+| `network.io.direction` | string | The network IO operation direction. | `transmit` |
 | `network.local.address` | string | ![Stable](https://img.shields.io/badge/-stable-lightgreen)<br>Local address of the network connection - IP address or Unix domain socket name. | `10.1.2.80`; `/tmp/my.sock` |
 | `network.local.port` | int | ![Stable](https://img.shields.io/badge/-stable-lightgreen)<br>Local port number of the network connection. | `65123` |
 | `network.peer.address` | string | ![Stable](https://img.shields.io/badge/-stable-lightgreen)<br>Peer address of the network connection - IP address or Unix domain socket name. | `10.1.2.80`; `/tmp/my.sock` |
@@ -73,6 +74,13 @@ different processes could be listening on TCP port 12345 and UDP port 12345.
 | `unavailable` | unavailable |
 | `unknown` | unknown |
 
+`network.io.direction` MUST be one of the following:
+
+| Value  | Description |
+|---|---|
+| `transmit` | transmit |
+| `receive` | receive |
+
 `network.transport` has the following list of well-known values. If one of them applies, then the respective value MUST be used, otherwise a custom value MAY be used.
 
 | Value  | Description |
diff --git a/docs/system/system-metrics.md b/docs/system/system-metrics.md
index d5848d424d..f33a871e4a 100644
--- a/docs/system/system-metrics.md
+++ b/docs/system/system-metrics.md
@@ -359,10 +359,10 @@ This metric is [recommended][MetricRecommended].
 <!-- semconv metric.system.disk.io(full) -->
 | Attribute  | Type | Description  | Examples  | Requirement Level |
 |---|---|---|---|---|
+| `disk.io.direction` | string | The disk IO operation direction. | `read` | Recommended |
 | `system.device` | string | The device identifier | `(identifier)` | Recommended |
-| `system.disk.direction` | string | The disk operation direction | `read` | Recommended |
 
-`system.disk.direction` MUST be one of the following:
+`disk.io.direction` MUST be one of the following:
 
 | Value  | Description |
 |---|---|
@@ -383,10 +383,10 @@ This metric is [recommended][MetricRecommended].
 <!-- semconv metric.system.disk.operations(full) -->
 | Attribute  | Type | Description  | Examples  | Requirement Level |
 |---|---|---|---|---|
+| `disk.io.direction` | string | The disk IO operation direction. | `read` | Recommended |
 | `system.device` | string | The device identifier | `(identifier)` | Recommended |
-| `system.disk.direction` | string | The disk operation direction | `read` | Recommended |
 
-`system.disk.direction` MUST be one of the following:
+`disk.io.direction` MUST be one of the following:
 
 | Value  | Description |
 |---|---|
@@ -435,10 +435,10 @@ This metric is [recommended][MetricRecommended].
 <!-- semconv metric.system.disk.operation_time(full) -->
 | Attribute  | Type | Description  | Examples  | Requirement Level |
 |---|---|---|---|---|
+| `disk.io.direction` | string | The disk IO operation direction. | `read` | Recommended |
 | `system.device` | string | The device identifier | `(identifier)` | Recommended |
-| `system.disk.direction` | string | The disk operation direction | `read` | Recommended |
 
-`system.disk.direction` MUST be one of the following:
+`disk.io.direction` MUST be one of the following:
 
 | Value  | Description |
 |---|---|
@@ -459,10 +459,10 @@ This metric is [recommended][MetricRecommended].
 <!-- semconv metric.system.disk.merged(full) -->
 | Attribute  | Type | Description  | Examples  | Requirement Level |
 |---|---|---|---|---|
+| `disk.io.direction` | string | The disk IO operation direction. | `read` | Recommended |
 | `system.device` | string | The device identifier | `(identifier)` | Recommended |
-| `system.disk.direction` | string | The disk operation direction | `read` | Recommended |
 
-`system.disk.direction` MUST be one of the following:
+`disk.io.direction` MUST be one of the following:
 
 | Value  | Description |
 |---|---|
@@ -575,10 +575,10 @@ This metric is [recommended][MetricRecommended].
 <!-- semconv metric.system.network.dropped(full) -->
 | Attribute  | Type | Description  | Examples  | Requirement Level |
 |---|---|---|---|---|
+| [`network.io.direction`](../attributes-registry/network.md) | string | The network IO operation direction. | `transmit` | Recommended |
 | `system.device` | string | The device identifier | `(identifier)` | Recommended |
-| `system.network.direction` | string |  | `transmit` | Recommended |
 
-`system.network.direction` MUST be one of the following:
+`network.io.direction` MUST be one of the following:
 
 | Value  | Description |
 |---|---|
@@ -599,10 +599,10 @@ This metric is [recommended][MetricRecommended].
 <!-- semconv metric.system.network.packets(full) -->
 | Attribute  | Type | Description  | Examples  | Requirement Level |
 |---|---|---|---|---|
+| [`network.io.direction`](../attributes-registry/network.md) | string | The network IO operation direction. | `transmit` | Recommended |
 | `system.device` | string | The device identifier | `(identifier)` | Recommended |
-| `system.network.direction` | string |  | `transmit` | Recommended |
 
-`system.network.direction` MUST be one of the following:
+`network.io.direction` MUST be one of the following:
 
 | Value  | Description |
 |---|---|
@@ -629,10 +629,10 @@ This metric is [recommended][MetricRecommended].
 <!-- semconv metric.system.network.errors(full) -->
 | Attribute  | Type | Description  | Examples  | Requirement Level |
 |---|---|---|---|---|
+| [`network.io.direction`](../attributes-registry/network.md) | string | The network IO operation direction. | `transmit` | Recommended |
 | `system.device` | string | The device identifier | `(identifier)` | Recommended |
-| `system.network.direction` | string |  | `transmit` | Recommended |
 
-`system.network.direction` MUST be one of the following:
+`network.io.direction` MUST be one of the following:
 
 | Value  | Description |
 |---|---|
@@ -653,10 +653,10 @@ This metric is [recommended][MetricRecommended].
 <!-- semconv metric.system.network.io(full) -->
 | Attribute  | Type | Description  | Examples  | Requirement Level |
 |---|---|---|---|---|
+| [`network.io.direction`](../attributes-registry/network.md) | string | The network IO operation direction. | `transmit` | Recommended |
 | `system.device` | string | The device identifier | `(identifier)` | Recommended |
-| `system.network.direction` | string |  | `transmit` | Recommended |
 
-`system.network.direction` MUST be one of the following:
+`network.io.direction` MUST be one of the following:
 
 | Value  | Description |
 |---|---|
diff --git a/model/metrics/system-metrics.yaml b/model/metrics/system-metrics.yaml
index d3c761b0b9..d411115ea8 100644
--- a/model/metrics/system-metrics.yaml
+++ b/model/metrics/system-metrics.yaml
@@ -213,22 +213,6 @@ groups:
       - ref: system.paging.direction
 
   # system.disk.* metrics and attribute group
-  - id: attributes.system.disk
-    prefix: system.disk
-    type: attribute_group
-    brief: "Describes System Disk metric attributes"
-    attributes:
-      - id: direction
-        type:
-          allow_custom_values: false
-          members:
-            - id: read
-              value: 'read'
-            - id: write
-              value: 'write'
-        brief: "The disk operation direction"
-        examples: ["read"]
-
   - id: metric.system.disk.io
     type: metric
     metric_name: system.disk.io
@@ -237,7 +221,7 @@ groups:
     unit: "By"
     attributes:
       - ref: system.device
-      - ref: system.disk.direction
+      - ref: disk.io.direction
 
   - id: metric.system.disk.operations
     type: metric
@@ -247,7 +231,7 @@ groups:
     unit: "{operation}"
     attributes:
       - ref: system.device
-      - ref: system.disk.direction
+      - ref: disk.io.direction
 
   - id: metric.system.disk.io_time
     type: metric
@@ -278,7 +262,7 @@ groups:
        - Windows: "Avg. Disk sec/Read" perf counter multiplied by "Disk Reads/sec" perf counter (similar for Writes)
     attributes:
       - ref: system.device
-      - ref: system.disk.direction
+      - ref: disk.io.direction
 
   - id: metric.system.disk.merged
     type: metric
@@ -288,7 +272,7 @@ groups:
     unit: "{operation}"
     attributes:
       - ref: system.device
-      - ref: system.disk.direction
+      - ref: disk.io.direction
 
   # system.filesystem.* metrics and attribute group
   - id: attributes.system.filesystem
@@ -362,21 +346,13 @@ groups:
       - ref: system.filesystem.mountpoint
 
   # system.network.* metrics and attribute group
+
+  # System-specific network attributes
   - id: attributes.system.network
     prefix: system.network
     type: attribute_group
     brief: "Describes Network metric attributes"
     attributes:
-      - id: direction
-        type:
-          allow_custom_values: false
-          members:
-            - id: transmit
-              value: 'transmit'
-            - id: receive
-              value: 'receive'
-        brief: ""
-        examples: ["transmit"]
       - id: state
         type:
           allow_custom_values: false
@@ -422,7 +398,7 @@ groups:
         from [`GetIfEntry2`](https://docs.microsoft.com/windows/win32/api/netioapi/nf-netioapi-getifentry2)
     attributes:
       - ref: system.device
-      - ref: system.network.direction
+      - ref: network.io.direction
 
   - id: metric.system.network.packets
     type: metric
@@ -432,7 +408,7 @@ groups:
     unit: "{packet}"
     attributes:
       - ref: system.device
-      - ref: system.network.direction
+      - ref: network.io.direction
 
   - id: metric.system.network.errors
     type: metric
@@ -448,7 +424,7 @@ groups:
         from [`GetIfEntry2`](https://docs.microsoft.com/windows/win32/api/netioapi/nf-netioapi-getifentry2).
     attributes:
       - ref: system.device
-      - ref: system.network.direction
+      - ref: network.io.direction
 
   - id: metric.system.network.io
     type: metric
@@ -458,7 +434,7 @@ groups:
     unit: "By"
     attributes:
       - ref: system.device
-      - ref: system.network.direction
+      - ref: network.io.direction
 
   - id: metric.system.network.connections
     type: metric
diff --git a/model/registry/disk.yaml b/model/registry/disk.yaml
new file mode 100644
index 0000000000..90d6fb27d2
--- /dev/null
+++ b/model/registry/disk.yaml
@@ -0,0 +1,17 @@
+groups:
+  - id: registry.disk
+    prefix: disk
+    type: attribute_group
+    brief: >
+        These attributes may be used for any disk related operation.
+    attributes:
+      - id: io.direction
+        type:
+          allow_custom_values: false
+          members:
+            - id: read
+              value: 'read'
+            - id: write
+              value: 'write'
+        brief: "The disk IO operation direction."
+        examples: ["read"]
diff --git a/model/registry/network.yaml b/model/registry/network.yaml
index 27b072a08c..7715506bcc 100644
--- a/model/registry/network.yaml
+++ b/model/registry/network.yaml
@@ -182,3 +182,13 @@ groups:
         brief: '[OSI network layer](https://osi-model.com/network-layer/) or non-OSI equivalent.'
         note: The value SHOULD be normalized to lowercase.
         examples: ['ipv4', 'ipv6']
+      - id: io.direction
+        type:
+          allow_custom_values: false
+          members:
+            - id: transmit
+              value: 'transmit'
+            - id: receive
+              value: 'receive'
+        brief: "The network IO operation direction."
+        examples: ["transmit"]