Lock Door Left Hand

Enhance your Case Construction equipment’s security with the Lock Door Left Hand #KHN31840. Designed for durability and precision, this essential part ensures reliable access control, keeping your machinery safe and secure on the job site. Upgrade today!

Compatible equipment

This part fits CRAWLER EXCAVATOR - TIER 4 (EU), CRAWLER EXCAVATOR - TIER 4 (NON-EU), 2 PIECE BOOM - CRAWLER EXCAVATOR STD W/BLADE - TIER 4B (EU), CRAWLER EXCAVATOR - LONG CARRIAGE - STAGE V (EU), CRAWLER EXCAVATOR - LONG CARRIAGE 2 PIECE BOOM - STAGE V (EU), CRAWLER EXCAVATOR - W/BLADE - STAGE V (EU), CRAWLER EXCAVATOR - W/BLADE - STAGE V (ISRAEL), CRAWLER EXCAVATOR - W/BLADE 2 PIECE BOOM - STAGE V (EU), LONG CARRIAGE - CRAWLER EXCAVATOR - TIER 4B (EU) - S/N NXE7XXXXX, LONG CARRIAGE - CRAWLER EXCAVATOR - TIER 4B (NA), CRAWLER EXCAVATOR - TIER 4 (NA), CRAWLER EXCAVATOR SR LC W/BLADE- TIER 4B (EU), CRAWLER EXCAVATOR STD W/BLADE - TIER 4B (NA), CRAWLER EXCAVATOR - LONG CARRIAGE W/BLADE - STAGE V (EU), CRAWLER EXCAVATOR - LONG CARRIAGE W/BLADE - STAGE V (ISRAEL), CRAWLER EXCAVATOR - LONG CARRIAGE W/BLADE 2 PIECE BOOM - STAGE V (EU), LONG CARRIAGE - 2 PIECE BOOM - CRAWLER EXCAVATOR - TIER 4B (EU), LONG CARRIAGE - 2 PIECE BOOM - CRAWLER EXCAVATOR W/ BLADE - TIER 4B (EU), LONG CARRIAGE - CRAWLER EXCAVATOR - TIER 4B (EU), LONG CARRIAGE - CRAWLER EXCAVATOR W/BLADE - TIER 4B (ISRAEL), CRAWLER EXCAVATOR - TIER 4, CRAWLER EXCAVATOR - LONG REACH W/BLADE - STAGE V (EU), CRAWLER EXCAVATOR - STAGE V (EU) including models CX145C SR, CX145D SR, CX145D SR LC, CX145D SR LC W/BLADE, CX235C SR, CX245D, CX245D SR, CX245D SR LC, CX75C SR, CX80C, CX85D LR, CX85D SR, CX90D.

Frequently asked questions

What is the part number?

The manufacturer part number is KHN31840.

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.

Free pickup at any of our 17 branches across Ohio, Indiana, Michigan, and Kentucky. Select your preferred branch at checkout.

30-day no-fault returns. Bought the wrong part? Send it back for a full refund — no restocking fees, no minimums.