Kobelco SK250-8 Pump Assembly — Exploded View & Part Numbers

Kobelco SK250-8 · Pump Assembly · 54 part numbers

Illustration reproduced from the Kobelco SK250-8 parts catalogue for part identification only. Callout numbers on the drawing match the Ref. column in the table below. Kobelco is a trademark of its respective owner; Shenyue Machinery is an independent supplier of excavator parts.

Kobelco SK250-8

Pump Assembly

Every part number in the Kobelco SK250-8 Pump Assembly is listed here — 54 of them, with quantities. Where the drawing shows a callout, the Ref. column in the table carries the same number. The list comes straight from the Kobelco SK250-8 catalogue for this machine family.

• 54 part numbers in this group, all listed below
• Kobelco SK250-8 excavator parts — every number confirmed against your machine serial
• Callout numbers on the drawing match the Ref. column
• Genuine via original supply channels, or quality OEM alternative — declared on every quote
• 3,000+ part types on the shelf · 100,000+ part numbers available to order

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The 54 entries group into 15 distinct number series, led by YN10V, 2437U. In practice that means repeated items such as ring, repair, kit and 12 hardware positions.

Three numbers worth noting first: 2441U722S490 (plug, ×32 per assembly); 2437U213S157 (spring, ×18 per assembly); YX10V00003S015 (o-ring, ×16 per assembly). The full list follows below.

Send us the Kobelco SK250-8 serial number together with the part number or the symptom you are chasing. We confirm fitment from the serial range before quoting, and mixed orders are consolidated into a single shipment — a set of seals does not travel in its own parcel.

Hydraulic components are the heart of the Kobelco SK250-8: main pump delivery, swing and travel drive, control valve sections and the lines and seals that connect them. When a circuit loses power, drifts under load, or runs noisy when warm, the fault is usually traced to one of the components in this group rather than to the machine as a whole.