N3951A

AMERICAN EUROCOPTER CORP AS350B3 · 2010 · Valid Registration

Registered owner: US DEPARTMENT OF HOMELAND SECURITY, DC (owner ≠ operator)

Operators of this aircraft

Who operated this tail, and how firmly we know it.

OperatorRolePeriodBasis
US DEPARTMENT OF HOMELAND SECURITYOperatoron 2025-06-25Operator named in NTSB report

Accident & incident history

Acc · 2025-06-25 Operator named in NTSB report
AMERICAN EUROCOPTER CORP AS350B3 None injury PUBUUS DEPARTMENT OF HOMELAND SECURITY
Source: NTSB case WPR25LA189

Maintenance disclosures

Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.

1 report on file, 2010-11-16.

WARNING INDICATION · 2010-11-16 Unresolved
ATA 2110

Part: COMPRESSOR — SEIZED (A/C PACK)

PILOT REPORTED, DURING NORMAL FLIGHT, AIR COND SYS BEGAN TO BLOW WARM AIR FOLLOWED BY HYD SYS WARNING LIGHT ILLUMINATION. DUAL HYD SYS ALLOWED PILOT TO PERFORM PRECAUTIONARY LANDING WITHOUT INCIDENT. POST FLIGHT INVESTIGATION REVEALED THAT BOTH THE A/C COMPRESSOR DRIVE BELT AND THE ADJACENT HYD PUMP DRIVE BELTS WERE SHREDDED. A/C COMPRESSOR APPEARS TO HAVE SEIZED CAUSING FAILURE OF DRIVE BELT WITH DEBRIS FROM BELT INDUCING FAILURE OF ADJACENT HYD DRIVE BELT. ALSO OF NOTE, WAS THAT A/C SYS REFRIGERANT RECOVERY WAS APPROX 65 PERCENT OF RATED CAPACITY. NO A/C SYS LEAKS WERE DETECTED. THE A/C SYS IS INSTALLED UNDER STC SH3509SW.

Source: SDR 2010FA0001224