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HARTWELL CORPORATION
$5,530
penalties
10
viol.
3
insp.

HARTWELL CORPORATION

9810 6TH STREET, RANCHO CUCAMONGA, CA 91730NAICS 336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing

Inspections
3
May 2005 to Oct 2012 · 2 safety, 1 health
Violations
10
across 3 inspections
Penalties on record
$5,530
latest amounts in DOL records
By classification
Serious 3Willful 0Repeat 0Other 7

Having inspection records is common for businesses in regulated industries. Data and methodology

Inspection records

Oct 9, 2012Accident (A) · Partial scope, Health#126200351$00 viol.

Inspection #126200351

Dates

Opened
Oct 9, 2012
Closing Conference Date
Mar 25, 2013
Closed
Mar 25, 2013

Inspection

Advance Notice
No
Owner Type
Private
Union Status
No
Number of Employees
75
Related Activity
1 accident

Violations and Penalties

Total Violations
0
Initial Penalties
$0
Penalties on Record
$0
Site Address
9810 6th Street, Rancho Cucamonga, CA 91730
Industry
336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing

Accident Inspection: This inspection record is categorized as an accident inspection in the U.S. Department of Labor OSHA enforcement data. Employers must report work-related fatalities within 8 hours, and work-related inpatient hospitalizations, amputations, or losses of an eye within 24 hours. An accident-related inspection does not by itself determine fault.

Incident Investigation Summaries

Incident investigation summaries linked to this inspection through OSHA's accident and injury enforcement data. These summaries describe the reported incident. The enforcement outcome for the linked inspection is in the inspection details above.

HospitalizationSep 28, 2012

Worker sustains chemical burn when solution spills over

Injury: Burn (Chemical)Body part: LegsSource: Chemical Liquids/VaporsEvent: Other
Dec 14, 2007Accident (A) · Partial scope, Safety#310601372$1,3502 viol.

Inspection #310601372

Dates

Opened
Dec 14, 2007
Closing Conference Date
Mar 21, 2008
Contested
Mar 28, 2008
Final Order
Jan 6, 2009
Closed
Sep 19, 2015

Inspection

Advance Notice
No
Owner Type
Private
Union Status
No
Number of Employees
79
Related Activity
1 accident

Violations and Penalties

Total Violations
2
Violation Types
2 other-than-serious
Initial Penalties
$5,400
Penalties on Record
$1,350
Site Address
9810 6th Street, Rancho Cucamonga, CA 91730
Industry
336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing

Accident Inspection: This inspection record is categorized as an accident inspection in the U.S. Department of Labor OSHA enforcement data. Employers must report work-related fatalities within 8 hours, and work-related inpatient hospitalizations, amputations, or losses of an eye within 24 hours. An accident-related inspection does not by itself determine fault.

Incident Investigation Summaries

Incident investigation summaries linked to this inspection through OSHA's accident and injury enforcement data. These summaries describe the reported incident. The enforcement outcome for the linked inspection is in the inspection details above.

AmputationHospitalizationNov 3, 2007

Employee amputates finger in sandblasting machine

Injury: AmputationBody part: Finger(s)Source: MachineEvent: Caught In or Between

Violations

Violation list (2 of 2 shown)
CitationStandardTypeInstancesExposedInitialCurrentAbatementContestFinal Order
01001342
Reporting Work-Connected Fatalities and Serious Injuries
OSHA citation code: 342 A
Other1-$5,000$1,350Apr 23, 2008Mar 28, 2008Jan 6, 2009
010023314
The Control of Hazardous Energy for the Cleaning, Repairing, Servicing, Setting-Up, and Adjusting Operations of Prime Movers, Machinery and Equipment, Including Lockout/Tagout
OSHA citation code: 3314 C
Other11$400$0Mar 26, 2008Mar 28, 2008Jan 6, 2009
May 27, 2005Planned (H) · Complete scope, Safety#301281762$4,1808 viol.

Inspection #301281762

Dates

Opened
May 27, 2005
Closing Conference Date
Sep 20, 2005
Contested
Feb 2, 2006
Final Order
Jun 6, 2006
Closed
May 18, 2011

Inspection

Advance Notice
No
Owner Type
Private
Union Status
No
Number of Employees
60

Violations and Penalties

Total Violations
8
Violation Types
3 serious, 5 other-than-serious
Initial Penalties
$8,240
Penalties on Record
$4,180
Site Address
9810 6th Street, Rancho Cucamonga, CA 91730
Industry
332116

Planned Inspection: This inspection record is categorized as a planned inspection in the DOL OSHA enforcement data. Planned inspections are part of OSHA's scheduled enforcement activity rather than being opened directly from a complaint or reported incident at that worksite.

Violations

Violation list (8 of 8 shown)
CitationStandardTypeInstancesExposedInitialCurrentAbatementContestFinal Order
010013480
Vats, Pans and Tanks
OSHA citation code: 3480 A
Other38$275$200Oct 20, 2005Feb 2, 2006Jun 6, 2006
010024650
Storage, Handling, and Use of Cylinders
OSHA citation code: 4650 D
Other12$135$100Oct 20, 2005Feb 2, 2006Jun 6, 2006
010035144
Respiratory Protection
OSHA citation code: 5144 C02
Other17$135$100Oct 20, 2005Feb 2, 2006Jun 6, 2006
010045144
Respiratory Protection
OSHA citation code: 5144 F02
Other15$135$0Oct 20, 2005Feb 2, 2006Jun 6, 2006
010056151
Portable Fire Extinguishers
OSHA citation code: 6151 G02
Other14$135$0Oct 20, 2005Feb 2, 2006Jun 6, 2006
020014237
Abrading, Buffing and Polishing Machines (Class A)
OSHA citation code: 4237 A
Serious24$2,475$1,800Sep 27, 2005Feb 2, 2006Jun 6, 2006
030014237
Abrading, Buffing and Polishing Machines (Class A)
OSHA citation code: 4237 B
Serious13$2,475$180Sep 27, 2005Feb 2, 2006Jun 6, 2006
040014312
Belt Sanders (Class B)
Serious322$2,475$1,800Sep 27, 2005Feb 2, 2006Jun 6, 2006
Inspections 1 to 3 of 3, newest first

Penalty amounts may differ from final amounts after settlement or judicial review. How to read these records

About these records

A company page groups inspections with the same normalized employer name, city and state; it is not a legal-entity identifier (how pages are grouped).

This page displays public OSHA enforcement data. Status text follows the DOL inspection record first and may include citation-level context when the inspection feed and citation records are out of sync. Penalty amounts shown reflect the latest penalty amounts on record in the DOL database and may differ from initial assessments or final amounts. This is not an official OSHA resource.

OSHA's public enforcement data does not publish a "guilty" or "not guilty" field for inspections. The closest outcome fields available are the citation counts, penalty amounts, contest dates, final-order dates, and the inspection close date shown on this page. How to interpret these status fields. How initial and current penalties are recorded.

OSHA may publish multiple citation rows in the same inspection with the same standard and penalty fields. Separate rows can still differ in OSHA metadata such as citation identifier, recorded instance count, exposed workers, or gravity value. Contest and Final Order columns show citation-level dates from OSHA's enforcement record. A dash means OSHA's record does not currently show that activity for the citation.

Source: U.S. Department of Labor OSHA incident investigation data (`osha_accident` + `osha_accident_injury`). Linked via `rel_insp_nr` to the inspection activity number (exact government key). Injury, body part, source and event values are OSHA's own codes. OSHA states that these fields are not coded according to the requirements under the Occupational Injury and Illness Classification System (OIICS). Only the values present in the OSHA record are listed; an incident with no value that resolves in OSHA's code table shows "Injury details not recorded". Where a record covers several people, each field lists every value recorded across them.

Understanding These Penalties

The maximum penalty for a serious violation in 2025 is $16,550 per violation. For willful violations, the range is $11,823 to $165,514. The current penalty column shows the latest amount on record in OSHA's database for each citation. When the current penalty differs from the initial penalty, OSHA's records show that the amount changed during the enforcement process, but this page does not determine the specific reason for each change. Penalty amounts are set by OSHA and adjusted annually for inflation.

Standards cited

5144Respiratory Protection2 citations · $100
4237Abrading, Buffing and Polishing Machines (Class A)2 citations · $1,980
3480Vats, Pans and Tanks1 citation · $200

Industry comparison

Violations per inspection
This employer3.3
Industry average2.9
Penalties per inspection
This employer$1,843
Industry average$2,680

Transportation Equipment Manufacturing, 17,010 employers with OSHA inspections. Arithmetic from DOL records.

Other inspected employers in RANCHO CUCAMONGA, CA

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