Mks Instruments Inc (DOT# 542393) – FMCSA Carrier Profile
DOT# 542393● Active
Updated monthly · 2026-03-09
This carrier is active with no crashes on record.
Mks Instruments Inc is a registered motor carrier with the FMCSA under USDOT number 542393. The company operates from Andover, MA and maintains an active operating status with 2 power units and 4 drivers on record.
Safety Rating
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Company Information
AddressSuite 201 2 Tech, Andover, MA, 01810
Phone(978) 645-5500
Entity TypePrivate Property
OperationIntrastate (Non-Hazmat)
Power Units2(Small carrier)
Drivers4
MCS-150 FiledMay 17, 2021
Annual Mileage10,000 mi (2020)
Inspection Summary
All-time Inspections
All-time2
Total
0
OOS
0
Driver OOS
0
Vehicle OOS
2 inspections — relatively low volume, which may indicate a smaller or newer carrier.
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service. This carrier has a 0% OOS rate — significantly better than the national average of ~21% for vehicles.
Crash History
✅No crashes reported (FMCSA data)
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Frequently Asked Questions
What is USDOT Number 542393?
USDOT number 542393 is assigned to Mks Instruments Inc, an active motor carrier registered with the FMCSA, based in Andover, MA.
How many inspections has Mks Instruments Inc had?
Mks Instruments Inc has recorded 2 total inspections with 0 out-of-service orders, representing an OOS rate of 0.00%.
Where is Mks Instruments Inc located?
Mks Instruments Inc is headquartered at Suite 201 2 Tech, Andover, MA 01810.
What does "Not Rated" mean?
"Not Rated" means the FMCSA has not conducted a formal compliance review for this carrier. It does not indicate a safety problem — many active carriers operate without a formal rating.
Is zero crashes always a good sign?
Generally yes, but context matters. A carrier with zero crashes and very few inspections may simply have limited road exposure. Always review crash data alongside inspection volume and fleet size.
What is a normal OOS rate?
The national average vehicle out-of-service rate is approximately 21%. Driver OOS averages around 5%. Rates significantly above these thresholds may indicate recurring compliance issues.
How often is FMCSA data updated?
FMCSA publishes updated carrier data monthly. This page reflects the most recent available snapshot, updated on the date shown above.
Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 542393 · Last updated: 2026-03-09. View official FMCSA record →