Part number lookup
520B-1 Replacement Parts
Cross-reference and compare 1 replacement listing for OEM / aftermarket part number 520B-1. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.
1 Matching Product
Part Numbers and Cross References
Applications and Fitment Summary
- Part Number
- Komatsu 510-1 D150A-1 GD30-4 HD180-4 JH65C-2 WF22T-2 WS16-2 Details: 507-1 530B-1 S/N 50001-UP 530-1 540-1 S/N 10001-49999 540B-1 BP500-3 S/N 15001-UP 520B-1 515-1 505-1 560B-1 S/N 10001-UP BF60-1 BC100-1 S/N 1001-UP D31A-16 D31PL-16 S/N 25001-UP D31A-17 S/N 32001-UP D31A-20 D31AM-20 D31E-20 S/N 42001-UP D31E-17 D30AM-17 D31PL-17 D31P-17 D31P-17A D31P-17A S/N 32001-UP D31P-18 D31PL-18 S/N 40001-UP D31P-20 D31P-20T D31P-20A D31PG-20A D31P-20A D31P-20 S/N 45001-UP D31P-16 D31P-16A S/N 25001-UP D31P-18A S/N 40001-UP (Incl. DDK031-4K) D85A-21-E S/N 36534-UP D155C-1 S/N 15686-UP (SA6D140-2 Eng. Installed) D155C-1P-ZZ S/N 15686-UP D155C-1P S/N 15686-UP (S6D155-4 Eng. Installed (-50cent. Spec.)) D135A-2 S/N 10301-UP D150A-1 D155A-1 S/N 5508-UP D135A-1 D275A-2 510-1 S/N 10001-UP D155S-1 S/N 1001-UP D155W-1 S/N 12128-UP D50A-18 S/N 83001-UP D50P-17 S/N 80001-UP D50P-16 S/N 65001-UP D65P-8 PC200-5C S/N 45001-UP PC80-3 S/N 2001-UP PC80-1 22-BCM-1 S/N 1001-UP PC120-2 S/N 14001-UP PC220-5C S/N 35001-UP WS23S-1 S/N 1005-UP WS23S-2A S/N 3101-UP PC240-3K PC240LC-3K S/N K10001-UP PC180NLC-5K S/N K20001-UP D30S-12 S/N 5004-UP D40A-1 S/N 1501-UP D80A-12 D85A-12 D80P-12 S/N 10001-UP D75S-2 S/N 1004-UP D65S-6 S/N 20006-UP D95S-1 S/N 1003-UP D355C-3 S/N 1800-UP (S6D155-4 Eng. Installed (Chassis only)) D355A-3 S/N 1010-UP D455A-1 S/N 1002-UP D50P-15 D50S-15 S/N 35002-UP D45A-1 D45P-1 D40PL-1 S/N 1501-UP D60P-6 D60A-6 D60PL-6 D60S-6 S/N 20006-UP D55S-3 S/N 1007-UP D50S-10 S/N 5861-UP D65E-6 S/N 20295-UP D65A-6 S/N 20006-UP HD180-4 S/N 510-UP HD200-2 GD40HT-2 HD680-2 S/N 1002-UP GD37-5H GD37-6H S/N 2101-UP GD37-4 GD22H-1 S/N 1003-UP GD31-3H S/N 1501-UP GD31-1 S/N 1003-1499 GD30-5M GD30-4 S/N 185-UP HD320-2 S/N 1005-UP JH65C-2 S/N 3-UP JH65CH-2 S/N 1-UP JH65CV-2 S/N 9649-UP JH80C-1 S/N 10001-UP WF22A-2 WF22T-2 S/N 1011-UP WD600-1H S/N 10001-UP WS16-2 S/N 1008-UP
- Komatsu · Komatsu D135A-1 D150A-1 D275A-2 D30AM-17 D31A-16 D50A-18 D65P-8
Frequently Asked Questions
What parts replace OEM number 520B-1?
This page lists 1 replacement listing indexed under 520B-1. Compare cross references, applications, and pricing before ordering.
How do I confirm fitment for 520B-1?
Match the stamped part number first, then verify machine model, engine code, serial number, mounting points, and photos of your old part before checkout.
Can I request a quote if 520B-1 is not an exact match?
Yes. Use the fitment inquiry form with your machine plate, engine model, and photos. Support can review alternatives or cross references.