Piston
Piston Assembly Bonded for APLEX SC-170L/SC-170DD
- Catalogue reference number
- 303010
- Catalogue brand
- Not recorded
Catalogue fields identify reference material. They do not confirm stock, OEM authorization or interchange. Verify the nameplate, original number and edition.

Catalogue model references
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Catalogue specification records
| Original field | Recorded value |
|---|---|
| Weight | 4.88 lb (≈ 2.21 kg, converted) |
| Width | 12.7 cm |
| Height | 10.8 cm |
| Depth | 10.8 cm |
Catalogue description records
This is a bonded piston assembly for APLEX SC-170L and SC-170DD pumps. As a piston, it transmits force from the power end to the pumped fluid inside the cylinder liner and reciprocates within the liner bore on every stroke. The "bonded" designation in the name means the piston body and its sealing element are bonded together as one assembly. It fits the APLEX SC-170L and SC-170DD models and weighs about 4.88 lb. Supplied as an aftermarket replacement that can replace part number 303010.
A pump piston transmits force from the power end to the pumped fluid inside the cylinder liner. It carries the sealing element and reciprocates within the liner bore on every stroke.
Catalogue question records
Original catalogue questions are retained. Fitment and availability need technical review.
- Which pumps does this piston assembly fit?
- It fits the APLEX SC-170L and SC-170DD models.
- What does "bonded" mean for this piston?
- "Bonded" means the piston body and its sealing element are bonded together as a single assembly rather than supplied as separate parts.
- What part number does it replace?
- It is an aftermarket replacement for part number 303010; the number is given for identification and cross-reference only and does not indicate OEM manufacture.
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