0030176421 Nozzle Holder with Nozzle. Listed in MTU 183 catalog references; confirm installation and current availability before ordering.
Check 0030176421 availability: Start with 0030176421 and the quantity. Add an engine serial number or a photo of the old Nozzle Holder with Nozzle if available; we will follow up on any missing details.
0030176421 Specification
About 0030176421 - Nozzle Holder with Nozzle
Published catalog details are identification references. They do not establish current stock, supplied condition, or confirmed fitment for your engine.
0030176421 is a nozzle holder with nozzle catalogued for MTU 183 engines. The catalog unit weight is 0.364 kg, which we use to estimate freight before quoting.
Technical Notes: Fuel system
The fuel system meters and delivers fuel at the pressure and timing the combustion process needs. Small wear in injectors, pumps, or valves shows up as higher fuel consumption, smoke, uneven cylinder temperatures, or rough running long before a complete failure.
When This Type of Part Is Usually Replaced
- exhaust temperatures differ noticeably between cylinders
- black smoke, hard starting, or knocking points to injection problems
- fuel leaks appear at high-pressure lines, unions, or pump seals
Checks Before Ordering
- Check the maintenance documentation on reusing high-pressure lines; deformed sealing cones on refitted lines are a common leak source
- Injectors should be ordered with the correct seals and copper rings for the cylinder head
- Exchange (EX-prefixed) injectors and pumps are a practical option when new units have long lead times
Engine Catalog References
0030176421 is listed for 8 engine models in the catalog references. The specification table decodes each model code from the fitment list; it does not confirm every installation.
| Model | Cylinders | Arrangement | Application | Group / build |
|---|---|---|---|---|
| 8V 183 TE52 | 8 | V | marine | build 2 |
| 8V 183 AA51 | 8 | V | marine | build 1 |
| 6R 183 TD13H | 6 | In-line | — | build 3 |
| 12V 183 TE93 | 12 | V | marine | build 3 |
| 12V 183 TE52 | 12 | V | marine | build 2 |
| 12V 183 TD13 | 12 | V | — | build 3 |
| 12V 183 TB32 | 12 | V | generator sets | build 2 |
| 12V 183 TA12 | 12 | V | — | build 2 |
How Each Model Code Reads
- 8V 183 TE52: 8 cylinders in V arrangement, Series 183, turbocharged, charge-air code TE, application group 5 (marine), build 2
- 8V 183 AA51: 8 cylinders in V arrangement, Series 183, charging and cooling code AA, application group 5 (marine), build 1
- 6R 183 TD13H: 6 cylinders in line, Series 183, turbocharged, charge-air code TD, application group 1, build 3, rating variant H
- 12V 183 TE93: 12 cylinders in V arrangement, Series 183, turbocharged, charge-air code TE, application group 9 (marine), build 3
- 12V 183 TE52: 12 cylinders in V arrangement, Series 183, turbocharged, charge-air code TE, application group 5 (marine), build 2
- 12V 183 TD13: 12 cylinders in V arrangement, Series 183, turbocharged, charge-air code TD, application group 1, build 3
- 12V 183 TB32: 12 cylinders in V arrangement, Series 183, turbocharged, charge-air code TB, application group 3 (generator sets), build 2
- 12V 183 TA12: 12 cylinders in V arrangement, Series 183, turbocharged, charge-air code TA, application group 1, build 2
Full parts list for this model family: MTU 183 AA51 to TE93 Parts List
Engine-series references do not confirm every installation. Final fitment of 0030176421 depends on the full engine serial number and assembly position.
Common Replacement Scenarios
This part is commonly replaced when:
- combustion quality, fuel delivery, compression, or exhaust temperature is outside normal range
- installation position and matched mating parts must be checked before replacement
- overhaul buyers need verified valve, nozzle, injector, or pump references before dispatch
Usually Ordered with Nozzle Holder with Nozzle
Injectors are refitted with new sealing rings, and the high-pressure connection is checked at the same time. These MTU 183 references are commonly checked in the same job; each still needs its own fitment check.
Cross-Reference and Superseded Part Numbers
Catalog history distinguishes earlier and later numbers where documented. Reference-only entries do not establish replacement direction or interchangeability. Confirm the offered number against the engine serial number and installation.
| Part number | Catalog relationship |
|---|---|
| 0020177221 | Reference only; direction unconfirmed |
Common Applications
- Marine diesel engines
- Power generation sets
- Rail traction engines
- Industrial equipment
Information to Send for Quotation
- Exact part number: 0030176421
- Part name or assembly position: Nozzle Holder with Nozzle
- Engine model / series: MTU 183
- Engine serial number from nameplate
- Old-part photo showing number, connector, port, or size marking
- Required quantity and whether partial shipment is acceptable
- Destination country, delivery deadline, and preferred shipping method
The quotation confirms the offered part number, supply condition, price, lead time, and shipping options.
Ordering Notes
For 0030176421, send the engine model, serial number, quantity, old-part photo, and destination country. We will confirm whether the item is OEM, OEM-alternative, reman, or superseded before quotation.
0030176421 FAQ
Does 0030176421 fit MTU 183?
0030176421 Nozzle Holder with Nozzle is checked against MTU 183. Final fitment depends on the engine serial number, rating, and installation position.
What information is needed to quote 0030176421?
Send the part number, engine model, engine serial number, old-part photo, quantity, destination country, and required delivery date. This lets us confirm stock route, packing, and shipping options.
Can you check alternatives or superseded numbers for 0030176421?
0030176421 may relate to 0020177221. Final replacement status is checked against the engine serial number before quote.
When is 0030176421 usually replaced?
combustion quality, fuel delivery, compression, or exhaust temperature is outside normal range; installation position and matched mating parts must be checked before replacement; overhaul buyers need verified valve, nozzle, injector, or pump references before dispatch.
Verification Notes
- Confirm engine model, serial number, required quantity, and destination before ordering.
- Send old part photos or nameplate details when markings or replacement status are unclear.
- Priority item: part number, supersession, and export packing details are checked before quote.
- For 0030176421, confirm engine model, serial number, required quantity, and destination before ordering.
- If 0030176421 markings or replacement status are unclear, send old-part photos or nameplate details.
Related MTU Parts
Similar to Nozzle Holder with Nozzle by engine series or category.
Other Service Parts in This Engine Series
Related MTU 183 service categories. Each item requires its own fitment check.