Adapter M12 X 1.5MM To M14 X 1.5MM

Enhance your heavy equipment performance with the Case Construction Adapter M12 x 1.5mm to M14 x 1.5mm #J903382. This durable, precision-engineered adapter ensures a secure fit, optimizing compatibility for your machinery and boosting operational efficiency.

Compatible equipment

This part fits CASE LONG TRACK/TURNABLE LEVELER CRAWLER EXCAVATOR, CASE HYDRAULIC CRAWLER EXCAVATOR (S/N 17001 & AFTER), CASE HYDRAULIC CRAWLER EXCAVATOR (S/N 17601 & AFTER), CASE HYDRAULIC CRAWLER EXCAVATOR (S/N 18601 & AFTER), CASE HYDRAULIC CRAWLER EXCAVATOR (S/N 109101 & AFTER), CASE WHEELED EXCAVATOR (S/N 8701 & AFTER), CASE WHEELED EXCAVATOR (S/N 9701 & AFTER), CASE CRAWLER TRACTOR, CASE HYDRAULIC CRAWLER EXCAVATOR (S/N 125801 & AFTER), CASE HYDRAULIC CRAWLER EXCAVATOR (S/N 124501 & AFTER), CASE WHEELED EXCAVATOR (S/N 123701 & AFTER), CASE WHEELED EXCAVATOR (S/N 126201 & AFTER), CASE WHEELED EXCAVATOR (S/N 123401 & AFTER), CASE CRAWLER EXCAVATOR (NORTH AMERICA), CASE CRAWLER EXCAVATOR - DONG AH CONTRACT, CASE CRAWLER EXCAVATOR - ELECTRIC MOTOR (550V), CASE CRAWLER EXCAVATOR - SUPPLEMENT (EUROPE), CASE EXCAVATOR - ATTACHMENTS (EUROPE), CASE EXCAVATOR - ELECTRO-MAGNET, CASE EXCAVATOR - ELECTRO-MAGNET (EGYPT), CASE EXCAVATOR - HYDRAULIC PICK HAMMER, CASE EXCAVATOR - RAISED CAB AND CAB GUARD, CASE EXCAVATOR - REHANDLING ATTACHMENT, CASE EXCAVATOR - TELESCOPIC CAB - CRAWLER, CASE EXCAVATOR - TELESCOPIC CAB - WHEELED, CASE EXCAVATOR - TELESCOPIC DIPPERSTICK, CASE WHEELED EXCAVATOR (S/N 9900-) (S/N 25252-) (S/N 27001-), CASE IH AXIAL-FLOW COMBINE, CASE UNI-LOADER SKID STEER LOADER, CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA), CASE SKID STEER LOADER, CASE IH DIESEL TRACTOR (EUROPE), CASE IH MAXXUM TRACTOR (NORTH AMERICA), CASE IH DIESEL TRACTOR, CASE IH MAXXUM TRACTOR, IND - CASE CRAWLER TRACTOR, SUPER L TIER 3 LOADER BACKHOE (BRAZIL), TIER 2 LOADER BACKHOE (BRAZIL), TIER 3 LOADER BACKHOE (BRAZIL), CASE POWERSHIFT LOADER BACKHOE, CASE SERVOPOWER LOADER BACKHOE, CASE LOADER BACKHOE, CASE BACKHOE LOADER (EUROPE), CASE SUPER-K CONSTRUCTION KING LOADER BACKHOE, LOADER BACKHOE EU, LOADER BACKHOE - BSN JJG0239361, CASE LOADER BACKHOE (S/N CGG0160030 & AFTER), CASE CRAWLER EXCAVATOR (S/N CGG0214001 & AFTER), CASE WHEELED EXCAVATOR (S/N CGG02213501 & AFTER), TURBO LOADER BACKHOE, LOADER BACKHOE, LOADER BACKHOE (NORTH AMERICA), CASE WHEEL LOADER (EUROPE), CASE WHEEL LOADER (PRIOR TO S/N JAK0021701) (NORTH AMERICA), CASE WHEEL LOADER (S/N JAK0021701 & AFTER) (NORTH AMERICA), CASE WHEEL LOADER (NORTH AMERICA), CASE TRENCHER, CASE WHEELED EXCAVATOR (S/N 3101 & AFTER), P - CASE HYDRAULIC WHEELED EXCAVATOR (S/N 118301 & AFTER), PSU - CASE HYDRAULIC WHEELED EXCAVATOR (S/N 122901 & AFTER), CASE CRAWLER EXCAVATOR (S/N 120301 & AFTER), CASE CRAWLER EXCAVATOR (S/N 10501 & AFTER), CASE SKID STEER LOADER - ASN JAF0318922 (NA) JAF0352169 (EU), CASE CRAWLER EXCAVATOR (S/N CGG0210001 & AFTER), CASE WHEELED EXCAVATOR (S/N CGG0211001 & AFTER), CASE WHEELED EXCAVATOR (S/N CGG0212501 & AFTER), CASE LONG TRACK CRAWLER TRACTOR, CASE SKID STEER LOADER - ASN JAF0352234 (NA) JAF0352715 (EU), CASE TURBO TRENCHER, TRENCHER SUPPLEMENT (NORTH AMERICAN HOMOLOGATION), CASE IH SELF-PROPELLED WINDROWER TRACTOR, CASE IH SELF-PROPELLED ROTARY WINDROWER TRACTOR, CASE CRAWLER EXCAVATOR - CAB ELEVATOR, CASE CRAWLER EXCAVATOR - CKL, CASE CRAWLER EXCAVATOR - NLC MAXI, CASE CRAWLER EXCAVATOR - SHORT TURRET, CASE CRAWLER EXCAVATOR - UNDERCARRIAGE (GERMANY), CASE EXCAVATOR - AXLE GRAB, CASE EXCAVATOR - BACKUP AUDIBLE WARNING DEVICE, CASE EXCAVATOR - CAB GUARD, CASE EXCAVATOR - CLEANING ARM, CASE EXCAVATOR - COOLING SUPPLEMENT, CASE EXCAVATOR - DIPPER WITH 1088 END, CASE EXCAVATOR - ENGINE EMERGENCY STOP, CASE EXCAVATOR - HAMMER CIRCUIT (DIPPER 3.10M), CASE EXCAVATOR - HEAVY DUTY COOLING, CASE EXCAVATOR - INDEPENDENT STABILIZERS AND BLADE, CASE EXCAVATOR - LOW FLOW CONTROL VALVE, CASE EXCAVATOR - OFFSET LINKED BOOM, CASE EXCAVATOR - TILTING TOOL ATTACHMENT W/QUICK COUPLER, CASE EXCAVATOR - WOOD GRAB (0 70M AND 1 00M), CASE EXCAVATOR - WOOD GRAB (0.25-1.30M), CASE EXCAVATOR ATTACHMENTS, CASE WHEELED EXCAVATOR (S/N CGG0120801 & AFTER), CASE WHEELED EXCAVATOR - P4A INDUSTRY, CASE WHEELED EXCAVATOR - P4A INDUSTRY - SUPPLEMENT, CASE WHEELED EXCAVATOR - RAIL-ROAD, CASE WHEELED EXCAVATOR - RANGE A ARTICULATED STABILIZER BEAM, CASE WHEELED EXCAVATOR - SHORT TURRET, CASE WHEELED EXCAVATOR - TRAVEL SPEED 30KM/HR, CASE WHEELED EXCAVATOR - TRAVEL WARNING DEVICE, CASE CRAWLER EXCAVATOR (S/N 122301 & AFTER), CASE CRAWLER EXCAVATOR (S/N 122801 & AFTER) (EUROPE), CASE CRAWLER EXCAVATOR (S/N 13501 & AFTER), CASE CRAWLER EXCAVATOR (S/N 15101 & AFTER) (EUROPE), CASE HYDRAULIC CRAWLER EXCAVATOR (BRAZIL), CASE CRAWLER EXCAVATOR including models 1088, 1088CK, 1088CL, 1088CS, 1088MAXI, 1088P, 1088P4A, 1150E, 1150G, 1155E, 1188CK, 1188LC, 1188P, 1188P4A, 1188PM, 125B, 1644, 1840, 1845C, 2144, 40XT, 5120, 5140, 5150, 5220.

Frequently asked questions

What is the part number?

The manufacturer part number is J903382.

Is this a genuine OEM part?

Yes. Southeastern Equipment stocks OEM and quality aftermarket parts for heavy equipment. Contact us if you need a specific OEM source or aftermarket option.

Will this fit my machine?

See the compatible equipment list above. If your model is not listed, call us with your machine's serial number and we can confirm.

Where does this ship from?

Southeastern Equipment Company ships parts nationwide from our US warehouse. Orders placed before 2 PM ET typically ship same day.

Ships nationwide. In-stock parts ordered before 2:30 PM ET ship the same business day. Your exact shipping cost and delivery estimate are calculated at checkout from your ZIP code and the part’s size and weight; oversized and truck-freight items may need extra transit time and freight charges.

Free branch pickup is also available across Ohio, Indiana, Michigan, and Kentucky — just choose it at checkout.

30-day returns. New, unused parts in original packaging may be returned within 30 days. Some items — including electrical, special-order, and direct-from-supplier parts — are non-returnable. See our full return policy.