Skip to content
AOG 24/7 expedite desk
American Aviation Parts datum · avionics
Your Aircraft Cart (0)

Instruments

ATA · 10016 parts

Instruments brings together the parts, hardware, and consumables your maintenance program calls out for this system. Each listing shows its condition and the certification paperwork available for that part, from new PMA/OEM stock to overhauled and serviceable units, so you can confirm airworthiness before buying and request an FAA 8130-3 or manufacturer Certificate of Conformance where one applies.
Westach 2-1/4 Inch Dual Fuel Level Gauge 2DA4V 2DA4V
Westach 2-1/4 Inch Dual Fuel Level Gauge 2DA4V 2DA4V
NE
P/N 2DA4V Westach
$198.80
Price and availability checked Oct 31, 2026 MST
In stock
Westach EGT Probe K Wire 1-5/8-2.5 Clamp 712-32DWK Non TSO 712-32DWK
Westach EGT Probe K Wire 1-5/8-2.5 Clamp 712-32DWK Non TSO 712-32DWK
NE
P/N 712-32DWK Westach
$72.51
Price and availability checked Oct 31, 2026 MST
In stock
Westach J Type CHT Sender 712-9WK 712-9WK
Westach J Type CHT Sender 712-9WK 712-9WK
NE
P/N 712-9WK Westach
$47.38
Price and availability checked Oct 31, 2026 MST
In stock
Westach 2-1/4 Outside Air Temp -40 - 120F 2A3-3 Non TSO 2A3-3
Westach 2-1/4 Outside Air Temp -40 - 120F 2A3-3 Non TSO 2A3-3
NE
P/N 2A3-3 Westach
$111.31
Price and availability checked Oct 31, 2026 MST
Backorder
Westach 2-1/4 inch Square Ammeter -30-0-+30 W/ Shunt Non TSO 1022A6-22
Westach 2-1/4 inch Square Ammeter -30-0-+30 W/ Shunt Non TSO 1022A6-22
NE
P/N 1022A6-22 Westach
$169.60
Price and availability checked Nov 2, 2026 MST
In stock
Westach Single EGT 2C2 2C2
Westach Single EGT 2C2 2C2
NE
P/N 2C2 Westach
$95.79
Price and availability checked Oct 31, 2026 MST
In stock
Westach Dual EGT 3-1/8 Gauge 3DA2
Westach Dual EGT 3-1/8 Gauge 3DA2
NE
P/N 3DA2 Westach
$209.52
Price and availability checked Oct 31, 2026 MST
In stock
Westach Exhaust Gas Temperature (100-19000 F) 2A2-1
Westach Exhaust Gas Temperature (100-19000 F) 2A2-1
NE
P/N 2A2-1 Westach
$105.49
Price and availability checked Oct 31, 2026 MST
In stock
Westach Quads CHT 3AQ1 3AQ1
Westach Quads CHT 3AQ1 3AQ1
NE
P/N 3AQ1 Westach
$512.16
Price and availability checked Oct 31, 2026 MST
Backorder
Westach Quads- EGT 3AQ2
Westach Quads- EGT 3AQ2
NE
P/N 3AQ2 Westach
$511.19
Price and availability checked Oct 31, 2026 MST
Backorder
Westach 2-1/4 inch Square Ammeter -60-0-+60 Shunt 237-60 Non TSO 1032A6-15
Westach 2-1/4 inch Square Ammeter -60-0-+60 Shunt 237-60 Non TSO 1032A6-15
NE
P/N 1032A6-15 Westach
$165.72
Price and availability checked Oct 31, 2026 MST
In stock
Westach 2-1/4 Inch Dual Carb Temp / Outside Temp 2DA3-8
Westach 2-1/4 Inch Dual Carb Temp / Outside Temp 2DA3-8
NE
P/N 2DA3-8 Westach
$199.77
Price and availability checked Oct 31, 2026 MST
Backorder
Westach Exhaust Gas Temperature (400-9000 C) 2A2-2
Westach Exhaust Gas Temperature (400-9000 C) 2A2-2
NE
P/N 2A2-2 Westach
$105.49
Price and availability checked Oct 31, 2026 MST
Backorder
Westach Voltmeters 0-35 Vdc 2A5-2
Westach Voltmeters 0-35 Vdc 2A5-2
NE
P/N 2A5-2 Westach
$115.19
Price and availability checked Oct 31, 2026 MST
In stock
Westach Tachometer 3 1/8 Inch Square 3AT3-2
Westach Tachometer 3 1/8 Inch Square 3AT3-2
NE
P/N 3AT3-2 Westach
$218.20
Price and availability checked Oct 31, 2026 MST
Backorder
Westach Quads CHT / EGT 3AQ3 3AQ3 — photo coming soon
Westach Quads CHT / EGT 3AQ3 3AQ3
NE
P/N 3AQ3 Westach
$507.31
Price and availability checked Oct 31, 2026 MST
Backorder
Westach Temperature Sender 399S1 399S1
Westach Temperature Sender 399S1 399S1
NE
P/N 399S1 Westach
$48.35
Price and availability checked Oct 31, 2026 MST
In stock
Westach Quad CHT / EGT / Oil Press / Oil Temp 1580159113AQ4KV
Westach Quad CHT / EGT / Oil Press / Oil Temp 1580159113AQ4KV
NE
P/N 1580159113AQ4KV Westach
$1,017.53
Price and availability checked Oct 31, 2026 MST
Backorder
Westach Bullet Shell Mounting Case 692B-323
Westach Bullet Shell Mounting Case 692B-323
NE
P/N 692B-323 Westach
$30.02
Price and availability checked Oct 31, 2026 MST
Backorder
Westach Oil Pressure Gauge K2A8MM 1582A8KV
Westach Oil Pressure Gauge K2A8MM 1582A8KV
NE
P/N 1582A8KV Westach
$473.36
Price and availability checked Oct 31, 2026 MST
Backorder
Westach Twin CHT Gauges 3DA8 3DA8
Westach Twin CHT Gauges 3DA8 3DA8
NE
P/N 3DA8 Westach
$211.41
Price and availability checked Oct 31, 2026 MST
In stock
Westach Shunt 237-60 237-60
Westach Shunt 237-60 237-60
NE
P/N 237-60 Westach
$69.79
Price and availability checked Oct 31, 2026 MST
In stock
Westach 2 Inch Tach Only 2CT8A-2/6
Westach 2 Inch Tach Only 2CT8A-2/6
NE
P/N 2CT8A-2/6 Westach
$181.15
In stock
Price check pending
Westach Shunt 237-30 237-30
Westach Shunt 237-30 237-30
NE
P/N 237-30 Westach
$69.79
Price and availability checked Oct 31, 2026 MST
In stock