"Providing Precision Seals For Over 65 Years"

“Quality Beyond Expectations”

“Stein Seal is the natural first choice for precision sealing solutions”

-Phil Stein



Stein’s precision machining expertise coupled with quality controls built into every step of the process means that our products not only meet, but also exceed the most stringent industry and military standards.

For over 50 years the Stein Seal Company has manufactured, repaired, overhauled and redesigned seals and sealing systems for industrial, aerospace and other applications. 

In Stein’s test lab, we can accurately simulate the extreme limits of operating conditions, which allows us to accurately predict and verify performance under the most rigorous operating conditions.


Pennsylvania, USA

Stein Seal Industrial Division
(Outside Philadelphia)
Yucatan, Mexico

Seal and Metal Products
of Latin America
Czech Republic
Stein Seal Czech s.r.o.
Since 1955, Stein Seal Company has been a leading provider of custom designed seals and precision components for use in a wide variety of aerospace, marine and industrial applications.


Working at Stein

Stein Seal knows it is the knowledge, expertise and effort of our employees that allows us to maintain our position as the premier supplier of seals and specialty machined components. Therefore we make every effort to offer a superior range of benefits along with providing a workplace environment complete with the newest in machinery, technology and educational opportunities.

Our location, just northwest of Philadelphia PA, provides the best in both suburban and metropolitan living with excellent housing, school systems and a wide variety of cultural opportunities.

We welcome your examination of the career opportunities we currently have available, and to contact us with your job qualifications. Stein Seal is an Equal Opportunity Employer.


  • Pension Plan – 100% Company Paid
  • 401 (k) Retirement Savings Plan
  • Comprehensive Medical Coverage Including
    • Vision
    • Prescription
  • Dental Plan
  • Extensive Insurance Coverage For
    • Life
    • Short-Term Disability
    • Long-Term Disability
  • Tuition Refund Programs
  • Credit Union Participation
  • Generous Paid Vacations and 9 Paid Holidays Annually
  • Competitive Salaries

Send inquires to HireMe@steinseal.com

View Current Positions

Shipping & Receiving Associate

Shipping & Receiving Associate Stein Seal is seeking a motivated individual to join our Shipping & Receiving Team.  As a part of our team, you will oversee and document the receiving of packages, parcels and supplies, and store items in the appropriate staging...


Security Administrator - POSITION FILLED Stein Seal Companies are looking for a detail-oriented Security Administrator to be responsible for desktop, mobile and network security, troubleshooting network access and implementing network security policies and procedures...

Sales – Marketing – Management

Sorry, no openings at this time. Check back soon or submit your resume` for future consideration. We provide a competitive starting salary and a benefits package that includes a generous company-paid pension plan, 401(k), medical, dental, life, and disability income...

Quality Control

Inspector - Dimensional Must have experience in first piece, in-process, and final dimensional inspection of machined parts.  This position requires the ability to use measuring instruments such as a micrometer, calipers, depth & bore gauges, and be able to...


Maintenance Technician Stein Seal, located in Kulpsville, PA has an opening for an experienced maintenance mechanic. The maintenance mechanic performs a variety of maintenance duties throughout the facility including, but not limited to, equipment repairs,...


CNC Machinist Are you serious about your trade?  What's the future prospect for your career & company?  If these issues matter to you, current and long-term projected growth has created openings for experienced machinists.  Our growth has resulted in the...


Engineering Test Lab Mechanic Responsibilities: Test rig assembly and set up prior to test. Operation of test rig during testing. Collection of required data during test. Maintaining the calibration of test rig and rig instrumentation. Additional data manipulation and...

Administrative Support

We provide a competitive starting salary and a benefits package that includes a generous company-paid pension plan, 401(k), medical, dental, life, and disability income insurance. Applications and resumes will be kept on file for 90 days from their receipt. After that...


+1 215-256-0201


1500 Industrial

Boulevard | Kulpsville,

PA 19443-0316


Email: YourTeam@SteinSeal.com

Stein Seal Company
P.O. Box 316
1500 Industrial Blvd.
Kulpsville, PA 19443-0316 U.S.A.