David Clark H3312 Aviation Ground Support Headset (12515G-12)
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The David Clark H3312 Aviation Ground Support Headset (12515G-12) is a reliable solution for tug drivers and ground crew operating in high-noise environments such as aircraft pushback, ramp handling, and maintenance operations. Engineered to provide clear communication and exceptional comfort, this headset enhances safety and coordination in critical ground support tasks. With its durable construction and advanced noise-reduction technology, the H3312 ensures crews stay connected and focused, even in the demanding conditions of the aviation ramp.
H3312 Key Features and Benefits
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Noise-Canceling Technology for Clear Communication
- The M-1/DC noise-canceling amplified dynamic microphone ensures clear, distortion-free voice transmission, even in loud ramp environments.
- The certified noise reduction rating of 26 dB effectively minimizes background noise from engines, equipment, and other ambient sources, ensuring precise communication.
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Robust and Reliable Design
- Corrosion-proof, chrome-plated headset and stirrup assembly withstand exposure to extreme weather, wear, and tear.
- Designed to endure the rigors of daily ground support operations while maintaining consistent performance.
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Convenient Microphone Operation
- Features a noise-shielded microphone muff with a built-in momentary Push-to-Talk (PTT) switch, allowing for quick and efficient communication when needed.
- The microphone hangs freely when not in use, making it easy to access during operations.
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Exceptional Comfort for Long Shifts
- A soft head pad and plush ear seals provide superior comfort, ensuring ground crew members can wear the headset for extended periods without discomfort.
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Extended Connectivity for Versatile Use
- Equipped with a 25' straight cord (7.62m) and a PJ-051 plug, the headset is compatible with David Clark C31-XX series extension cords, enabling flexibility in various ground support setups.
H3312 Specifications
- Type: Wired Aviation Ground Support Headset
- Noise Reduction Rating (NRR): 26 dB
- Microphone: M-1/DC noise-canceling amplified dynamic microphone
- Microphone Features: Noise-shielded muff with momentary PTT switch
- Ear Seals: Soft, foam-filled for maximum comfort and effective acoustic seal
- Cord Length: 25' straight cord (7.62m)
- Plug Type: PJ-051 plug (compatible with C31-XX extension cords)
- Build Material: Corrosion-proof chrome-plated assembly
- Usage Environment: Designed for pushback, ramp, and maintenance operations in high-noise settings
H3312 Benefits for Aviation Ground Support
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Improved Safety and Coordination:
- Clear communication minimizes the risk of errors during critical tasks such as pushback and ramp operations, ensuring the safety of personnel and aircraft.
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Enhanced Comfort for Efficiency:
- Lightweight and ergonomic design reduces fatigue, enabling ground crew to maintain focus and efficiency throughout long shifts.
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Durability for Demanding Conditions:
- Built to withstand exposure to harsh environments, the H3312 is a dependable tool for daily use in busy aviation settings.
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Versatility Across Ground Support Applications:
- Ideal for pushback drivers, ramp personnel, and maintenance crews, the H3312 facilitates seamless communication in any ground support role.
Why Choose the David Clark H3312 Aviation Ground Support Headset?
The David Clark H3312 is the go-to choice for ground support teams who prioritize safety, communication clarity, and comfort. Whether you’re directing pushback operations, coordinating ramp activities, or performing maintenance, this headset provides the performance and reliability needed to get the job done right. Trust David Clark—a name synonymous with quality and innovation in aviation headsets for over 80 years.
Equip your ground crew with the David Clark H3312 (12515G-12) Aviation Ground Support Headset and ensure every operation runs smoothly and safely.
| Alternate Models | |
|---|---|
| H3312 | David Clark Model Number |
| General Information | |
|---|---|
| Part # | 12515G-12 |
| Manufacturer | David Clark |
| Manual 1 | View David Clark H3312 (12515G-12) Parts Manual |
| Shipping Information | |
|---|---|
| Product Weight | 4 lbs. |
| Product Dimensions | 10.5 x 10 x 5 in. |
| Schedule B | 8518302000 |
| ECCN | 7A994 |
| Spare Parts | |
|---|---|
| 00009M-03 | Retaining Ring (10/pk) |
| 10133G-41 | Headpad Assembly |
| 10376G-17 | Earphone Assembly |
| 11353P-23 | Dome, Left |
| 11353P-24 | Dome, Right |
| 11389P-28 | Microphone Shield |
| 12948G-15 | Microphone DC-1A |
| 13180P-03 | Screws (10/pk) |
| 15097P-01 | Dome Stop |
| 18028G-11 | Comm Cord Assembly Kit |
| 18226G-19 | Shield Assy with Microphone |
| 18289G-13 | PCB Assembly |
| 18315G-02 | Microphone Cord Assembly |
| 18316G-02 | Earseal (pair) |
| 18317G-02 | Microphone Bracket Assy Kit |
| 18417G-02 | Cushion, Mic Shield Assy |
| 22378G-01 | Stirrup Assembly |
| 22607G-01 | Overhead Cord Assembly |
| 24433P-10 | Clamp (10/pk) |
| 24653P-02 | Mic Shield Filter (1 each) |
| 25629P-03 | Dome Filter |
| 25630P-01 | Headband Spring |
| 26475P-02 | Dome Filter |
| 26619P-29 | Push-To-Talk Switch |
| 40062G-06 | Mic Protector |
| 41090G-32 | Kit, 1/4" Plug, Commercial, Stereo |
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AIRCRAFT COMPATIBILITY
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QUESTIONS & ANSWERS
Yes, the David Clark H3312 features passive noise reduction to block out high ambient noise levels typical of airport ramps. Its over-the-head, dual-ear design includes deep dome ear cups with foam ear seals to maximize acoustic isolation. This allows ground crews to hear and be heard clearly, even when working near running aircraft engines.
Yes, the headset is equipped with an in-line push-to-talk (PTT) switch, allowing users to easily transmit communication when connected to compatible systems. The PTT switch is designed for heavy-duty use and is conveniently located on the headset cord for quick access during operations.
Yes, the H3312 features a flexible mic boom that can be positioned on either the left or right side of the headset. This adjustability enhances comfort and allows users to customize their setup for the best fit and functionality during ground operations.
While not fully waterproof, the H3312 headset is built to withstand outdoor use and light weather exposure, as commonly encountered on airport ramps. The materials used are rugged and designed for daily use in unpredictable aviation ground environments. However, it should not be submerged or exposed to prolonged moisture.
To clean the H3312 headset, use a soft cloth slightly dampened with mild soap and water. Avoid using strong solvents or submerging the unit. Regularly inspect the ear seals and microphone windscreen for wear and replace as needed to maintain hygiene and performance.
The David Clark H3312 provides passive hearing protection through its noise-attenuating earcups, which meet OSHA and FAA standards for occupational noise exposure in aviation ground support applications. It helps protect crew members from potentially damaging engine noise during operations like pushback or engine testing.
The 12515G-12 H3312 headset is valued for its durability, comfort, and clarity, all of which are essential in demanding ground support roles. With a long cable, noise-canceling microphone, rugged construction, and compatibility with standard intercom systems, it's built to support daily ramp operations efficiently. Its reputation as a go-to headset in the aviation industry stems from David Clark's longstanding commitment to quality and performance.
