---
product_id: 287411211
title: "Fuel/Water Sep Spin-On FS1003 ( SIngle)"
brand: "fleetguard"
price: "23764 kr"
currency: ISK
in_stock: true
reviews_count: 5
category: "Fleetguard"
url: https://www.desertcart.is/products/287411211-fuel-water-sep-spin-on-fs1003-single
store_origin: IS
region: Iceland
---

# 248.16 mm height for optimal capacity 1-14 UNS-2B thread size for secure install 93.73 mm OD precision fit Fuel/Water Sep Spin-On FS1003 ( SIngle)

**Brand:** fleetguard
**Price:** 23764 kr
**Availability:** ✅ In Stock

## Summary

> 🚛 Keep your engine running clean and lean with Fleetguard’s precision fuel/water separator!

## Quick Answers

- **What is this?** Fuel/Water Sep Spin-On FS1003 ( SIngle) by fleetguard
- **How much does it cost?** 23764 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/287411211-fuel-water-sep-spin-on-fs1003-single)

## Best For

- fleetguard enthusiasts

## Why This Product

- Trusted fleetguard brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durable Spin-On Style:** Robust metal construction with reusable sensor and drain for easy maintenance.
- • **Integrated Sensor Port:** Built-in sensor port supports Deutz square sensor for real-time monitoring.
- • **Secure Threading System:** 1-14 UNS-2B thread size guarantees leak-proof, hassle-free installation.
- • **Precision Engineered Fit:** Largest OD of 93.73 mm ensures seamless compatibility with Cummins engines.
- • **Optimized Capacity Design:** Overall height of 248.16 mm maximizes fuel/water separation efficiency.

## Overview

The Fleetguard FS1003 Fuel/Water Separator Spin-On is a high-performance, metal-constructed filter designed for Cummins engines. Featuring a large 93.73 mm outer diameter, 248.16 mm height, and secure 1-14 UNS-2B threading, it ensures a perfect fit and optimal fuel/water separation. Equipped with a sensor port compatible with Deutz square sensors and a reusable sensor drain, it offers easy maintenance and reliable engine protection.

## Description

Fuel/Water Separator Spin-on with Drain, Sensor Port and Reusable Sensor Notes: CAUTION: Furnished O-Ring must be installed on post for seal. For use with Deutz square sensor. NOT Interchangeable with BF1272-SPS. Contains: Sensor Port Thread: M14 x 2.0 Standpipe Fits: Cummins Engines Replaces: Cummins 3406889 Donaldson P551003 Fleetguard FS1003 Dimensions: Thread: 1-14 O.D.: 3 11/16 (93.7) Length: 10 1/32 (254.8)

Review: Genuine FleetGuard product - Fit my Cummins 8.3 ISC perfectly.
Review: Good - Todo bien

## Features

- Largest OD 93.73 mm (3.69 in)
- Overall Height 248.16 mm (9.77 in)
- Thread Size 1-14 UNS-2B
- Standpipe YES
- For Upgrade use FS19596, Same as Cummins 3406889

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B073DCW2JY |
| Brand | Fleetguard |
| Brand Name | Fleetguard |
| Customer Reviews | 4.8 out of 5 stars 216 Reviews |
| Item Dimensions | 31.3 x 28.3 x 21.1 centimeters |
| Item Weight | 290 g |
| Item dimensions L x W x H | 31.3 x 28.3 x 21.1 centimeters |
| Item weight | 290 g |
| Manufacturer | Fleetguard |
| Material | Metal |
| Material Type | Metal |
| Model | FS1003 |
| Part Number | FS1003 |
| Style | Spin-On |
| Style Name | Spin-On |
| UPC | 653341383969 |

## Product Details

- **Brand:** Fleetguard
- **Item dimensions L x W x H:** 31.3 x 28.3 x 21.1 centimeters
- **Item weight:** 290 g
- **Material:** Metal
- **Style:** Spin-On

## Images

![Fuel/Water Sep Spin-On FS1003 ( SIngle) - Image 1](https://m.media-amazon.com/images/I/519ABR64KwL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Genuine FleetGuard product
*by S***N on 18 October 2025*

Fit my Cummins 8.3 ISC perfectly.

### ⭐⭐⭐⭐⭐ Good
*by J***. on 25 June 2026*

Todo bien

### ⭐⭐⭐⭐⭐ was important that part fit exact and it did and was received in good order
*by J***M on 14 February 2026*

Items were packaged in individual boxes and was delivered one day early, was very satisfied with this order

## Frequently Bought Together

- Fleetguard Fuel/Water Sep Spin-On FS1003 ( SIngle)
- Cummins Filtration LF9009 Oil/Lube Filter, 1 Pack
- Fleetguard FF5488 Fuel Filter For Cummins 3959612, 98.7% Efficiency, 5-Micron Rating, 7/8-14 UNF-2B Thread Size, 6.92"H x 3.68"OD

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**Shop now:** [https://www.desertcart.is/products/287411211-fuel-water-sep-spin-on-fs1003-single](https://www.desertcart.is/products/287411211-fuel-water-sep-spin-on-fs1003-single)

---

*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-07-19*