ISO 9001 & AS9100 Certified

Fabrication, precision machining, and custom-built production machinery

Our Services

About Us

We're Experienced

Since 1965, Planet Tool & Engineering has provided innovative solutions to a diverse manufacturing industry.

We're Growing

We have experienced a steady growth through the years focusing on the right manufacturing solutions for our customers.

We're Innovative

We have continually upgraded and automated our machining capabilities in order to operate more cost effectively and efficiently.

Our Services

Complete Assembly Department

Machine retrofitting, jig and fixture assembly, hydraulic, pneumatic, electrical and PLC programming

Machine Parts

Precision machining, using current CNC equipment for high speed milling and turning

Quality Control & Inspection

Dedicated environmentally controlled room equipped with CMM/PCMM

Engineering Design

Experienced industrial automation design staff

Light Assembly

Small to medium size mechanical assemblies including Ink stamping, captive fastener and other inserts.

Certified Welding

Comprehensive fabrication department utilizing advanced welding processes for steel, aluminum and exotic materials

Get In Touch

Quality Policy

Planet Tool & Engineering is committed to provide products and services that meet or exceed customer expectations. We will actively pursue continual improvement through programs that enable each employee to improve the quality of their work.

315 S Cool Springs Road, O'Fallon, Missouri 63366
Phone: (636) 379-9800
Fax: (636) 379-9400
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Terms and Conditions

Nonconformance Notification

Supplier shall notify Planet Tool & Engineering of nonconforming processes, product or services and make arrangements for Planet Tool & Engineering’s approval of supplier nonconforming material.

Change Notification

Planet Tool & Engineering requires the supplier to notify Planet Tool & Engineering of changes in processes, product or services definition and, where required, obtain organization approval.

Right of Access

Right of access by Planet Tool & Engineering, our customer, and regulatory authorities to all facilities involved in the order and to all applicable records Sub-tier Supplier Flowdown -Planet Tool & Engineering requires the supplier to flow to sub-tier suppliers the applicable requirements in the purchasing documents, including key characteristics where required.

Sub-tier Supplier Flowdown

Planet Tool & Engineering requires the supplier to flow to sub-tier suppliers the applicable requirements in the purchasing documents, including key characteristics where required.

Digital Product Definition (DPD)

Supplier is required to obtain approval as a DPD-capable supplier if the supplier receives download, and/or uses Computer Aided Design geometry in any format from Planet Tool & Engineering requiring DPD quality assurance. Digital datasets are reference only (not design or inspection authority) until DPD approval status is obtained. A copy of Boeing Document D6-51991 can be found at the following URL: Digital Product Definition (DPD) Media Security Flowdown


Supplier shall only assign personnel to perform work in supplier’s facilities who are either U.S citizens or who have been granted permanent resident alien status in the U.S.

Record Retention

Supplier shall retain records for 10 years or per contract requirement

Special Quality Requirements

The Seller must comply with special requirements as specified in detail on the Purchase Order or referenced documents.

Material Substitutions Prohibition (counterfeit)

Material substitutions are not permitted, including conversion of raw material (e.g. heat treat and processes/methods by which the final form is achieved). Raw material certification shall show clear traceability to the manufacturer(s) of the raw material and inspection as required by applicable raw material specification requirements. When specifications and standards are obsolete, use the last active revision of the canceled specification and standard until an acceptable replacement is included in the requirements of the purchase order. Reference Boeing Clause Number D607 which may be found at The substance of this Article shall be flowed in all subcontracts at every tier.

Counterfeit Electronic Parts Detection And Avoidance System Requirements

Seller shall implement a counterfeit electronic parts detection and avoidance system consistent with the requirements of the latest dated version of SAE standard AS5553, as of the effective date of the purchase order. Seller shall include this requirement in all subcontracts for electronic parts. Reference Boeing Clause Number Q132, which may be found at

Quality Management System Changes

Seller shall promptly notify Planet Tool & Engineering of intended or actual changes to quality management system that may affect the conformity of its goods or services.


All equipment and tools will be calibrated to manufacturers specifications unless other wise specified.

Boeing Tooling

All purchase orders that involve Boeing Tooling work must follow the requirements of D6-56202, Tooling Supplier Quality Operating Requirements. Contact your purchasing agent with any questions.

DPAS Rating

If a DPAS rating is specified in the text of the Purchase Order, this is a rated order certified for national defense use. The Seller is required to follow all provisions of the Defense Priorities and Allocations Systems regulation (15 CFR part 700) in obtaining products, services and materials needed to fill this order.

Net Terms

Net 30 unless otherwise specified


Origin unless otherwise specified

Current Revision Level

Reference to all specifications shall be to the most current revision unless otherwise specified.


Suppliers shall insure persons are aware of their contribution to product or service conformity, product safety and the importance of ethical behavior.

FOD Prevention

Supplier is required to establish and maintain a FOD prevention program that insures supplied material is free of Foreign Object Debris.

Supplier Quality Expectation

Suppliers are expected to maintain 90% or greater on-time delivery and quality performance.

Affirmative Action Plan Third Party Notification

This contractor and subcontractor shall abide by the requirements of 41 CFR 60-1.4(a), 60-300.5(a) and 60-741.5(a). These regulations prohibit discrimination against qualified individuals based on their status as protected veterans or individuals with disabilities, and prohibit discrimination against all individuals based on their race, color, religion, sex, sexual orientation, gender identity, national origin, and for inquiring about, discussing or disclosing compensation. Moreover, these regulations require that covered prime contractors and subcontractors take affirmative action to employ and advance in employment individuals without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status.