✨ 100% FREE FOREVER

Free Cross-Reference API

Access 85,000+ industrial parts and 230,000+ verified equivalents.
1,000 free requests/month. No credit card. No registration.

85K+

Parts

230K+

Cross-Refs

1,000

Free/Month

Try It Now →Read Docs

🚀 Try It Now

Enter Part Number:

Popular Examples:

API Response:

{
  "partNumber": "BF7587",
  "manufacturer": "Baldwin Filters",
  "category": "Fuel Filters",
  "crossReferences": [
    {
      "partNumber": "1R0750",
      "manufacturer": "Caterpillar",
      "matchScore": 97.5
    },
    ...
  ],
  "count": 20,
  "rateLimit": {
    "limit": 1000,
    "remaining": 999
  }
}

⚡ Quick Start

cURL

curl "https://www.industrialservos.com/api/v1/cross-reference?partNumber=BF7587"

JavaScript / Node.js

fetch('https://www.industrialservos.com/api/v1/cross-reference?partNumber=BF7587')
  .then(response => response.json())
  .then(data => {
    console.log(`Found ${data.count} cross-references for ${data.partNumber}`);
    data.crossReferences.forEach(xref => {
      console.log(`- ${xref.manufacturer} ${xref.partNumber} (${xref.matchScore}% match)`);
    });
  });

Python

import requests

response = requests.get(
    'https://www.industrialservos.com/api/v1/cross-reference',
    params={'partNumber': 'BF7587'}
)

data = response.json()
print(f"Found {data['count']} cross-references for {data['partNumber']}")

for xref in data['crossReferences']:
    print(f"- {xref['manufacturer']} {xref['partNumber']} ({xref['matchScore']}% match)")

PHP

<?php
$partNumber = 'BF7587';
$url = 'https://www.industrialservos.com/api/v1/cross-reference?partNumber=' . urlencode($partNumber);

$response = file_get_contents($url);
$data = json_decode($response, true);

echo "Found {$data['count']} cross-references for {$data['partNumber']}\n";

foreach ($data['crossReferences'] as $xref) {
    echo "- {$xref['manufacturer']} {$xref['partNumber']} ({$xref['matchScore']}% match)\n";
}
?>

📚 API Documentation

Endpoint

GET https://www.industrialservos.com/api/v1/cross-reference

Parameters

Parameter	Type	Required	Description
partNumber	string	✅ Yes	The part number to look up (e.g., "BF7587", "1R0750")
apiKey	string	❌ No	Optional API key (defaults to free tier)

Response Format

{
  "partNumber": "BF7587",
  "manufacturer": "Baldwin Filters",
  "category": "Fuel Filters",
  "url": "https://industrialservos.com/filter/baldwin-bf7587-equivalent",

  "crossReferences": [
    {
      "partNumber": "1R0750",
      "manufacturer": "Caterpillar",
      "matchScore": 97.5,
      "matchType": "EXACT",
      "url": "https://industrialservos.com/filter/caterpillar-1r0750-equivalent"
    }
  ],

  "count": 20,

  "specifications": {
    "type": "spin-on",
    "micronRating": 4,
    "flowRateGpm": 25
  },

  "dimensions": {
    "odInches": 3.74,
    "lengthInches": 5.91
  },

  "attribution": {
    "text": "Powered by Industrial Servos",
    "link": "https://industrialservos.com",
    "required": true,
    "message": "Free tier requires attribution link on your website"
  },

  "rateLimit": {
    "limit": 1000,
    "remaining": 999,
    "used": 1
  }
}

Response Fields

partNumber

The original part number queried

manufacturer

Manufacturer name (e.g., "Baldwin Filters")

category

Product category (e.g., "Fuel Filters", "Oil Filters")

url

Direct link to the part page on Industrial Servos

crossReferences[]

Array of verified equivalent parts (up to 20)

count

Total number of cross-references found

specifications

Technical specifications (type, micron rating, flow rate, etc.)

dimensions

Physical dimensions (OD, length, thread size, etc.)

rateLimit

Current rate limit status (limit, remaining, used)

Error Responses

400 Bad Request

{
  "error": "Missing required parameter: partNumber"
}

404 Not Found

{
  "error": "Part not found"
}

429 Too Many Requests

{
  "error": "Rate limit exceeded",
  "limit": 1000,
  "used": 1000
}

📊 Rate Limits

🆓

Free Tier

✅ 1,000 requests per month
✅ No registration required
✅ No credit card needed
✅ Access to 85,000+ parts
✅ Up to 20 cross-refs per request
⚠️ Attribution link required

Attribution: Add "Powered by Industrial Servos" link to your site

💎

Pro Tier (Coming Soon)

✅ 10,000 requests per month
✅ API key authentication
✅ No attribution required
✅ Priority support
✅ Bulk endpoints
✅ Webhook notifications

Pricing: Contact us for early access

💡 Use Cases

🛒

E-Commerce Sites

Show customers alternative parts they can buy. Increase conversion by offering more options.

🔧

Repair Forums

Help mechanics find equivalent parts automatically. Embed cross-reference lookups in your site.

📱

Mobile Apps

Build parts lookup apps with instant cross-reference data. Works on iOS, Android, web.

📊

Inventory Systems

Auto-suggest replacements when parts are out of stock. Reduce downtime for customers.

🤖

Chatbots

Integrate cross-reference lookups into customer service bots. Instant answers 24/7.

📈

Data Analysis

Analyze part compatibility trends. Build market insights from cross-reference data.

❓ Frequently Asked Questions

Is it really free?

Yes! The free tier includes 1,000 requests per month at no cost. No credit card required. You just need to add an attribution link to your website.

Do I need to register?

No registration needed for the free tier. Just start making requests! Rate limits are tracked automatically.

What's the attribution requirement?

Add a link to your website: "Powered by Industrial Servos". That's it!

How accurate are the cross-references?

All cross-references are verified from OEM data and include match scores (90-100%). We have 230,000+ verified equivalents across 85,000+ parts.

What part types are supported?

Filters (oil, fuel, air, hydraulic), bearings, belts, seals, and more. Covers equipment from Caterpillar, John Deere, Komatsu, Case, and 100+ manufacturers.

Can I use this commercially?

Yes! Use it in your e-commerce site, app, or service. Just include the attribution link.

What if I hit the rate limit?

Is there support?

Community support via our website. Pro tier includes priority email support.

Ready to Get Started?

No signup. No credit card. Start in 30 seconds.

curl "https://www.industrialservos.com/api/v1/cross-reference?partNumber=BF7587"

Try It Now View Examples

Made with ❤️ by Industrial Servos

Home API Docs About Contact