A1420N Mackay 1630 Dunbier Axle Round Stub & Nut 200mm x 39mm Suits LM Bearings | Marine Trailer Part
A1420N Mackay 1630 Dunbier Axle Round Stub & Nut 200mm x 39mm Suits LM Bearings | Marine Trailer Part
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🔧 Product Description
Genuine Mackay Marine Trailer Products Round Axle Stub and Nut for LM Bearings – Part Number: A1420N
A replacement round axle stub and nut for fabricating or repairing a compatible trailer axle. The machined bearing journals suit the LM bearing family and the raw/weld section fits the stated axle tube.
⚙️ Key Features
- Machined bearing and seal journals
- Supplied with axle nut
- Suitable for professional axle fabrication or repair
- Designed for 39mm round axle section
- Allows a damaged stub end to be replaced when the axle beam remains suitable
📏 Specifications
- Overall stub length: Approximately 200mm
- Parent axle diameter: 39mm round
- Bearing family: LM
- Published application rating: standard light/medium trailer application
- Includes matching axle nut as stated
- Weld preparation, insertion depth and alignment must match the axle manufacturer design
📋 Supplied Components
- 1 × Machined axle stub
- 1 × Matching slotted axle nut
🔄 Cross Reference & Related Parts
- Dunbier cross reference: 1630
- Use only hubs, bearings, seals, washers and axle nuts matching the machined journals
🚤 Compatibility & Application
- Installation must be performed by a competent axle fabricator or welder
- Stub alignment, camber and hub-face dimensions must be set accurately
- Do not weld across machined bearing or seal surfaces
- Inspect the full axle for heat damage, cracks and straightness before repair
🔌 Function
Provides the machined spindle on which the hub bearings rotate and the threaded end that retains the hub.
⚠️ Common Signs of Failure
- Bearing journals are scored, pitted or undersize
- Stub is bent or cracked
- Axle-nut threads are damaged
- Seal land is grooved or corroded
- Tyre wear or hub runout indicates misalignment
📦 Condition
- Genuine Mackay Marine Trailer Products part
- Brand new
- Supplied in original or equivalent packaging
Shipping & Delivery
Shipping & Delivery
Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.
Returns & Warranty
Returns & Warranty
14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.
Not sure this fits?
Not sure this fits?
Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.
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