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DOUGLAS EQUIPMENT Miami · Since 1955 Company · Miami · Est 1955

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Machine Parts Coverage

311C Aftermarket Parts

46 aftermarket cross-references covering 12 categories for the 311C. CTP, ITR, and Blumaq aftermarket — 30-50% savings vs OEM, same fit and function. Ships from Miami with LATAM documentation for Florida, Caribbean, and Central American destinations.

Miami Stock 30-50% vs OEM LATAM Documentation

Quote Parts for 311C

Send your machine's serial range. We confirm exact cross-references, USD pricing, and lead time.

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Piston / Liner

8 parts

CTP-1352419

CRANKSHAFT 1352419 — 311B

CTP-4P8495

3408B, 3408C, 3408E, 3412 4P8495 — 623F

CTP-4W5703

1.25MM / 0.050IN 4W5703 — 3408B

CTP-5257106

KIT-BEARING ROD 5257106 — STD

CTP-5I7637

3064, 3066 5I7637 — 320C L

CTP-5I7787

PLATE-THRUST 5I7787 — 0.15-MM OS

CTP-5I7788

PLATE-THRUST 5I7788 — 0.30-MM OS

CTP-5I7795

.50MM / 0.020IN 5I7795 — 320C L

Undercarriage

7 parts

CTP-0990166

SPRING 0990166 — 311B

CTP-1686686

CYLINDER 1686686 — 311C

CTP-1686687

SPRING GP-RECOIL 1686687 — 311C

CTP-1686690

SPRING 1686690 — 311C

CTP-2394376

SPRING 2394376 — 311C

CTP-2394377

SPRING 2394377 — 311C

CTP-7Y1780

CYLINDER 7Y1780 — 311B

Engine Bearing

7 parts

CTP-1140752

CYLINDER GP-BUCKET 1140752 — 307B

CTP-1140753

CYLINDER GP-BUCKET 1140753 — 315B

CTP-1950103

STICK GP 1950103 — 311C

CTP-2291008

CYLINDER GP-BOOM 2291008 — 311C

CTP-2291009

CYLINDER GP-BUCKET 2291009 — 308C

CTP-2291094

CYLINDER GP-BUCKET 2291094 — 311C

CTP-2291094

CYLINDER GP-BUCKET 2291094 — 311C

Hydraulic Pump

5 parts

CTP-1261818

ULTRA HIGH EFFICIENCY 1261818 — FILTER-OIL

CTP-1332504

GUARD AS-TRACK GUIDE 1332504 — 330B

CTP-1526902

ADVANCED EFFICIENCY 1526902 — FILTER-OIL

CTP-2357775

GUARD AS-TRACK GUIDE 2357775 — 325D

CTP-5I8670

ADVANCED EFFICIENCY 5I8670 — FILTER-OIL

Cylinder Head

4 parts

CTP-4N5906

SPRING-VALVE 4N5906 — 3408C

CTP-5I7721

SPRING 5I7721 — 320C L

CTP-5I8011

VALVE SEAT INSERT (INLET) 5I8011 — 311B

CTP-7N5511

57 7N5511 — D6D (57 TEETH) 311B

Alternator

3 parts

CTP-1239776

Alternator 1239776 — Cat 5130B

CTP-1640622

Alternator 1640622 — Cat RECEIVER AS

CTP-1717495

Alternator 1717495 — Cat 24V

Starter Motor

3 parts

CTP-2381596

Starter Motor 2381596 — Cat 323D LN

CTP-6T6652

Starter Motor 6T6652 — Cat 3408B

CTP-6V0501

Starter Motor 6V0501 — Cat 307

Oil Filter

2 parts

CTP-1932749

Oil Filter 1932749 — 311C

CTP-1932750

Oil Filter 1932750 — 311C

Air Filter

2 parts

CTP-1282686

Air Filter 1282686 — 3508B

CTP-1589005

Air Filter 1589005 — 311C

Belt

2 parts

CTP-1352335

PULLEY 1352335 — 311C

CTP-5I7959

PULLEY-CRANKSHAFT 5I7959 — 320 L

Ground Engaging

2 parts

CTP-1949829

LINK 1949829 — 313B

CTP-5I6024

STUD 5I6024 — 315B

Water Pump

1 part

CTP-1752382

Water Pump 1752382 — Cat D6G2 LGP

Available now

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