Su Di LLC — HIN at a glance
| Manufacturer | Su Di LLC |
|---|---|
| City | Northville |
| State | Michigan |
| Country | United States |
| MIC code | SUD |
| HIN format | USCG (12 characters) |
| Status | Active |
| Boat types | Other / Misc, Open motorboat |
Decode a Su Di LLC HIN
Paste any HIN starting with SUD — we'll decode the serial number, build month, build year and model year instantly.
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About the USCG HIN format
Su Di LLC is registered with the US Coast Guard and stamps a standard 12-character Hull Identification Number on every vessel produced for the US market. The format breaks down as:
SUD NNNNN M Y YY └┬┘ └──┬──┘ │ │ └┬┘ │ │ │ │ └─ Model year (last two digits) │ │ │ └──── Production year (last digit, 1972 standard) │ │ └────── Production month (A=Jan, B=Feb ... L=Dec, skipping I) │ └──────────── Hull serial number (alphanumeric) └─────────────── MIC: Manufacturer Identifier Code (SUD)
Federal regulation 33 CFR § 181 requires every US-built or imported recreational vessel to display this HIN permanently on the upper starboard side of the transom, and a duplicate HIN in a hidden location inside the hull.
Other Michigan boat manufacturers
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APA) - Apex Marine INC (
APX) - Au Sable Valley Fiberglass (
ASB) - Barnwell Boatworks LLC (
BBL) - Buoy Bay Marina (
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BWY) - Croft Craft Enterprises LLC (
CCY) - Copper Harbor Boatworks LLC (
CHB) - Crazy Joes Customs (
CJX) - Composite Builders LLC (
CPE) - Crest Marine LLC (
CSM)
Frequently asked questions
What is the MIC code for Su Di LLC?
Su Di LLC is assigned USCG Manufacturer Identifier Code (MIC) SUD. All Su Di LLC boat HINs begin with these three characters.
How long is a Su Di LLC HIN?
Su Di LLC uses the US HIN format: 12 characters total. The first 3 are the MIC, followed by 5 serial-number characters, 1-letter month, 1-digit year, and 2-digit model year.
Is Su Di LLC still in business?
Su Di LLC is currently listed as active in the US Coast Guard MIC database (last published October 2019). Even out-of-business manufacturers' HINs remain valid identifiers for the boats they built.