Other Pump Part
NUT HH 3/4-10UNC-2B 2H A194 CS XYLAN
- Catalogue reference number
- 504-086
- 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
These are retained catalogue associations, not confirmed fitment for your equipment. Choose the model you want to review.
Catalogue specification records
| Original field | Recorded value |
|---|---|
| Weight | 0.20 lb (≈ 0.09 kg, converted) |
| Width | 6.0 cm |
| Height | 6.0 cm |
| Depth | 0.8 cm |
Catalogue description records
This is a heavy-hex (HH) nut with a 3/4-10UNC-2B thread, used as a fastener on the listed reciprocating pump model. The name identifies it as an A194 Grade 2H carbon-steel (CS) nut with a Xylan coating. It is sized for the L1616SC pump, and is supplied as an aftermarket replacement part cross-referenced to SKU 504-086 for identification.
This is a replacement part for the listed reciprocating pump models, supplied to match the original component's form and fit.
Catalogue question records
Original catalogue questions are retained. Fitment and availability need technical review.
- Which pump does this nut fit?
- It is sized for the L1616SC pump.
- What do the designations in the name mean?
- HH is heavy hex; 3/4-10UNC-2B is the thread (3/4-inch diameter, 10 threads per inch, Unified National Coarse, 2B fit); A194 2H is the nut specification and grade; CS is carbon steel; and Xylan refers to the coating named on the part.
- What part number is this cross-referenced to?
- It is an aftermarket replacement cross-referenced to SKU 504-086, used only for identification.
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