O-Ring
Seal Housing O-Ring
- Catalogue reference number
- 001500421
- Catalogue brand
- Aplex
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 | 0.01 lb (≈ 0.00 kg, converted) |
| Width | 5.50 in / 14.0 cm |
| Height | 5.70 in / 14.5 cm |
| Depth | 0.13 in / 0.3 cm |
Catalogue description records
This Seal Housing O-Ring (part 001500421) is an elastomeric seal that closes the joint at the seal housing to prevent leakage of fluid or pressure. It fits the Aplex SC-170DD pump. The ring measures about 5.50 in by 5.70 in with a 0.13 in cross-section thickness. It is offered as an aftermarket replacement cross-referenced to Aplex part number 001500421; the brand and number are used for identification only and do not imply factory manufacture.
An O-ring is an elastomeric static or dynamic seal that closes a joint or bore against leakage of fluid or pressure.
Catalogue question records
Original catalogue questions are retained. Fitment and availability need technical review.
- Which pump does this seal housing O-ring fit?
- It fits the Aplex SC-170DD pump.
- What does this O-ring do?
- It is a static elastomeric seal that closes the joint at the seal housing to keep fluid and pressure from leaking.
- What part number does it cross-reference to?
- It cross-references to Aplex part number 001500421 and is supplied as an aftermarket replacement rather than an OEM-manufactured part.
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