- Registered owner
- Croman Corp
- Location
- White City, OR
- Owner type
- Corporation
- Serial number
- 149702
- Year built
- 1962
- Type
- Rotorcraft
- Engine
- Turbo-shaft
- Airworthiness
- Restricted, agriculture and pest control, forest, other
- Airworthiness date
- July 8, 2022
- Certificate issued
- July 6, 2022
- Expires
- July 31, 2029
- Mode S code
- A8508B
From the FAA registry file of October 24, 2026.
On this page
Airworthiness directives that may apply · 3
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 2015 | 1 |
|---|---|
| 2021 | 1 |
| 2026 | 2 |
Superseded and historical ADs · 1
Information bulletins that may apply
Advisory, not mandatory.
No bulletins matched this aircraft’s models
NTSB investigations
No NTSB investigations matched to N635CKMatched by N-number and event date, checked against the reported serial number, make and model. Investigations from before this aircraft carried the mark are under Earlier aircraft. Investigations on Croman SH-3H aircraft
FAA incident reports
No FAA accident or incident reports matched to N635CKMatched by N-number and event date, checked against the reported make and model. Reports from before this aircraft carried the mark are under Earlier aircraft. Reports on Croman SH-3H aircraft
Service difficulty reports
No reports matched to N635CKGeneral aviation reporting is voluntary. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Reports on Croman SH-3H aircraft
STCs that may be installed · 13
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
Airframe · Croman SH-3H
STC SR01517SEFabrication and installation of an internal fire retardant tankSTC SR01127SEModification of main rotor blade part number 61170-20201 in accordance with Master Drawing List RR 9633-08, Revision A, dated September 17, 2002, or later FAA approved revision. Retirement life for the modified main rotor blade, part number RR-61170-20201 is 21,200 total time in service.STC SR01051DEInstallation of Croman Corporation Electric HeaterSTC SR04401NYIncrease of Out of Ground Effect (OGE) Hover PerformanceSTC SR04122NYThe Installation of Carson Helicopters, Inc. Composite Tail Rotor Blade and Pitch Sleeve, part number 428-600-1,STC SR02077SEInstallation of the Observer Seat CRCS100-01STC SR01755SEInstallation of the Main Rotor Head ModificationSTC SR01427SEInstallation of S-61L fixed main landing gearSTC SR02267SEFabrication of replacement transmission fittingsSTC SH5125NMInstallation of Croman 10,000 lbs. cargo sling system and associated fuselage mounting hardpoints.STC SR01426SEFabrication and installation of components for a left seat pilot-in-command operation.STC SR02037SEFabrication and installation of improved pressure refueling shut-off systemSTC SR01288SEFabrication of Ag-Air Systems Model 36000 Auxiliary Hydraulic System.