# Fuji NPS ergonomic spinning reel seat, size 18 (DNPSM18)

> What are the dimensions of the Fuji NPS ergonomic spinning reel seat, size 18 (DNPSM18)?

- Category: Fishing › Reel seats
- Kind: Modern device
- Basis: Secondary source: Mud Hole Custom Tackle (Fuji US distributor) (copy of the maker's figures; the maker publishes none directly)
- Page: https://xemstudio.com/objects/fuji-nps-ergonomic-reel-seat-size-18/ · JSON: https://xemstudio.com/api/geometry?object=fuji-nps-ergonomic-reel-seat-size-18 · Plain text: https://xemstudio.com/objects/fuji-nps-ergonomic-reel-seat-size-18/sheet.txt
- License: dimension sheet CC BY 4.0 (Xem Studio); files CC BY 4.0 or their publisher's license
- Use in every chat: add https://xemstudio.com/mcp as a connector (https://xemstudio.com/use-with-ai/)

## Overall (mm)

| length | width | height |
|---|---|---|
| 21.0 | 21.0 | 151 |

**Exact dimensions.** True size, with no printing tolerance added.

## Notes

- The NPS is Fuji's ergonomic pipe-style spinning seat; size 18 has a 18.0 mm bore and is 151 mm long, noticeably longer than the DPS of the same size.
- Two outside diameters are listed without explanation; the larger one is used as the envelope.
- Secondary source (Fuji US distributor).
- True size, no printing tolerance added. Only published numbers are used; anything not published is said so.
- Secondary source: the numbers come from a retailer or magazine copy of the maker's specification.

## Sizes

| dimension | value |
|---|---|
| Inside diameter | 18.0 mm (0.709 in) |
| Outside diameters listed | 21.0 mm / 20.0 mm |
| Length | 151 mm (5.945 in) |
| Hood OD / weight | not published |

## Where the files are

- Mud Hole Custom Tackle (Fuji US distributor): [Fuji Ergonomic Spinning Reel Seat NPS - size chart](https://mudhole.com/en-ca/collections/vendors/products/fuji-ergonomic-spinning-seat-nps) — web — Publisher's page; dimensions are facts

## Free STEP/STL (1 parts, CC BY 4.0, Xem Studio)

Index: https://xemstudio.com/files/hardware/fuji-nps-ergonomic-reel-seat-size-18/index.json

- fuji-nps-ergonomic-reel-seat-size-18-tube: [STEP](https://xemstudio.com/files/hardware/fuji-nps-ergonomic-reel-seat-size-18/fuji-nps-ergonomic-reel-seat-size-18-tube.step) · [STL](https://xemstudio.com/files/hardware/fuji-nps-ergonomic-reel-seat-size-18/fuji-nps-ergonomic-reel-seat-size-18-tube.stl) — Envelope tube Ø21 (largest listed OD) × Ø18 bore × 151 mm

## Questions

**How long is a Fuji NPS 18 seat?**

151 mm (5.945 in), with a 18.0 mm bore.

## Fits with

- [Fuji DPS graphite spinning reel seat, size 16 (DPSM16 / DPSD16)](https://xemstudio.com/objects/fuji-dps-reel-seat-size-16/)
- [Fuji DPS graphite spinning reel seat, size 17 (DPSM17 / DPSD17)](https://xemstudio.com/objects/fuji-dps-reel-seat-size-17/)
- [Fuji DPS graphite spinning reel seat, size 18 (DPSM18 / DPSD18)](https://xemstudio.com/objects/fuji-dps-reel-seat-size-18/)
- [Fuji DPS graphite spinning reel seat, size 20 (DPSM20 / DPSD20)](https://xemstudio.com/objects/fuji-dps-reel-seat-size-20/)