The Trusted Industry Resource for Glass Professionals
National Auto Glass Specifications (NAGS) feature the information that glass professionals rely on daily—available from within our printed catalogs or the online Mitchell Cloud Glass Parts LookUp.
Our NAGS catalogs, calculators and windshield hardware guides provide the latest data for the entire auto glass industry. Updated every four months and available online, these publications can be purchased individually or as a subscription:
NAGS Catalogs
NAGS U.S. Calculator
NAGS Canadian Calculator
The National Auto Glass Specifications Older Model Catalogs and Air Bag Books are also available for individual purchase.
Setting the Standard for Auto Glass Data Since 1927
NAGS Catalogs
The NAGS catalogs contain automotive aftermarket glass information for all domestic and foreign vehicles sold in the U.S. and Canadian markets. They are published three times a year.
Older Model Catalogs
- 1st Edition – Contains 40 years of NAGS glass information for older vehicles in one convenient catalog, including domestic and foreign models
- 2nd Edition – Provides auto glass information for vehicles from 1990 through 1999, complementing the 1st Edition with extended coverage
- 3rd Edition – Features detailed auto glass information for vehicles from 2000 through 2010, completing our historical coverage
Air Bag Quick Reference Guide
The NAGS Air Bag Quick Reference Manual delivers comprehensive and easy-to-understand guidance for working safely around air bags. Published annually, this resource is designed to help prevent injuries from accidental air bag deployments.
NAGS Calculators
Access aftermarket auto glass benchmark data and installation information through specialized NAGS calculators for both the U.S. and Canada, providing region-specific resources to assist with accurate auto glass estimating.
Online NAGS Access: Mitchell Cloud Glass Parts LookUp
Mitchell Cloud Glass Parts LookUp is the digital alternative to our NAGS catalogs. Within Mitchell Cloud Glass, this online tool puts NAGS at your fingertips by delivering instant access to benchmark data, windshield specifications, and repair and replacement information.
Cloud-Based
View auto glass parts information using any internet-enabled device, providing convenient access to the data you need no matter where you are.
Integrated Repair Procedures
Obtain important repair and calibration information in one centralized platform to help save you time.
Calibration Recommendations
Search calibration procedures based on keywords for Advanced Driver Assistance Systems (ADAS) and easily identify OEM-recommended repair information.
Find Your Ideal NAGS Resource
Each NAGS resource offers unique advantages and many businesses benefit from using both the catalogs and Mitchell Cloud Glass Parts LookUp.
NAGS Catalogs
Ideal if you need:
- Physical materials that don't require an internet connection
- Tangible resources to share within your organization
- Visual references that can be annotated
Cloud Glass Parts LookUp
Ideal if you need:
- Immediate auto glass parts lookup capabilities, access to repair procedures and NAGS data from any location with an internet connection
- Searchable online database functionality for quick information retrieval by multiple team members simultaneously
- Access to ADAS calibration procedures
- Integration with digital estimating and workflow solutions
- Mobile accessibility for on-site quoting and repair planning