The 850B Multi-Functional Chronometers are designed to meet the most demanding conditions. These clocks display GMT in 24-hour format, local time in 12 or 24 hour format, flight time, elapsed time, countdown timer. This clock and flight timer also features illuminated two-button control system for simple operation and an automatic dimming, sunlight readable LED display.
This 850B series chronometer (Alternate Part# 850B) mounts in front of the panel and has a black faceplate.
- 2-1/4 inch internal or front mount options available
- Two-button control system
- Greenwich Mean Time in 24 hour time
- Local time in 12 or 24 hour time
- Flight time with alarm up to 99:59 hours
- Elapsed time with alarm
- Countdown timer with alarm
- Optional audible alarm
- Bright, sunlight readable LED display
- Automatic dimming
- Illuminated buttons and annunciators
- Keep-alive battery option
- FAA approved
Product Codes | |
|---|---|
| Mfr Part No: | 1095.51-850B |
Weight: 5 ozDimensions: 2.375 x 2.375 x 1.46 in, max.LED Display: automatically dimming, sunlight readableBattery Type: CR2032Keep Alive Current: 0.00004 ampsInput Current: 0.2 ampsInput voltage: 14V — 28V
- Stock: Out of Stock - On Backorder
- Manufacturer Part #: 1095.51-850B
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Returns & refund summary
- 30-day return window — with prior return authorization, unopened in original packaging.
- Restocking fee: 20% on unopened items, 30% on open-box items.
- Refund processing fee: 5.51% applies to all refunds (returns, cancellations, core-fee refunds) regardless of reason.
- Return shipping: paid by buyer.
- Non-returnable categories: installed/used parts, special-order or rebuilt items, programmed items (incl. ELTs), batteries, AOG-priority orders, international orders.
Full terms: Return Policy.
Authenticity & authorization
All parts sold by American Aviation Parts are genuine factory products sourced through authorized distribution channels. Our authorization status varies by brand — for some brands we are a direct authorized dealer; for others we are an independent reseller through authorized distribution. Either way, the part you receive is the same factory product, with standard documentation available on request.
See our full Manufacturer Authorizations page for the current per-brand status.
Need traceability paperwork?
If your installation requires FAA Form 8130-3, manufacturer Certificate of Conformance, or other traceability documentation, please call 1-877-722-8727 or email [email protected] before placing the order so we can confirm what is available for this part.
Shipping
Standard ground, expedited, and AOG shipping options are available at checkout. Full shipping-cost tiers and timelines are published on our Delivery Information page.
