Octants

The aircraft octant is a precision navigational instrument designed to measure altitude of the sun or stars above the horizon. It offers exceptional accuracy, ensuring that critical measurements are dependable during flight. Trusted by industry experts, the aircraft octant is a vital tool for precise navigation in a pinch. Browse our selection to find an instrument to keep on hand for emergency situations.
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Boeing 251T3215-11 Quadrant
Boeing 251T3215-11 Quadrant

Mfr Part#
251T3215-11

Boeing 251T3215-13 Quadrant
Boeing 251T3215-13 Quadrant

Mfr Part#
251T3215-13

Boeing 251T3215-12 Quadrant Casting
Boeing 251T3215-12 Quadrant Casting

Mfr Part#
251T3215-12

Boeing 251T2300-5 Quadrant Installation
Boeing 251T2300-5 Quadrant Installation

Mfr Part#
251T2300-5

Boeing 251T2330-2 Quadrant Stop
Boeing 251T2330-2 Quadrant Stop
The Boeing Company

Mfr Part#
251T2330-2

Boeing 251T2314-5 Left Quadrant
Boeing 251T2314-5 Left Quadrant

Mfr Part#
251T2314-5

Boeing 251T2430-2 Quadrant
Boeing 251T2430-2 Quadrant

Mfr Part#
251T2430-2

Boeing 251T2300-1 Aft Quadrant Installation
Boeing 251T2300-1 Aft Quadrant Installation

Mfr Part#
251T2300-1

Boeing 251T2430-5 Quadrant (Hogout)
Boeing 251T2430-5 Quadrant (Hogout)

Mfr Part#
251T2430-5

Boeing 251T2315-4 Left Quadrant
Boeing 251T2315-4 Left Quadrant

Mfr Part#
251T2315-4

Boeing 251T2315-3 Left Quadrant Assembly
Boeing 251T2315-3 Left Quadrant Assembly

Mfr Part#
251T2315-3

Boeing 251T2315-5 Left Quadrant-Hogout
Boeing 251T2315-5 Left Quadrant-Hogout

Mfr Part#
251T2315-5

Boeing 251T3215-2 Quadrant
Boeing 251T3215-2 Quadrant

Mfr Part#
251T3215-2

Boeing 251T2330-1 Quadrant Stop
Boeing 251T2330-1 Quadrant Stop

Mfr Part#
251T2330-1

Boeing 148A8210-1 Channel-Left Hand Aft OTB
Boeing 148A8210-1 Channel-Left Hand Aft OTB

Mfr Part#
148A8210-1

Boeing 251N6181MFGT-30 Angle-NCAT Detail
Boeing 251N6181MFGT-30 Angle-NCAT Detail

Mfr Part#
251N6181MFGT-30

251T1212-1 Quadrant
251T1212-1 Quadrant

Mfr Part#
251T1212-1

Boeing 251T1204-1 Quadrant
Boeing 251T1204-1 Quadrant

Mfr Part#
251T1204-1

Boeing 251T1213-1 Quadrant Assembly
Boeing 251T1213-1 Quadrant Assembly

Mfr Part#
251T1213-1

Boeing 251T1262-2 Quadrant
Boeing 251T1262-2 Quadrant

Mfr Part#
251T1262-2

Frequently Asked Questions

What is an octant on an aircraft?

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An octant is a navigational tool used to measure angles, primarily facilitating the determination of one's position by comparing the altitude of a celestial body to the horizon. While pilots don’t typically use octants anymore, they can be useful to have in case of instrument failure.

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