Triaxial accelerometer
PCB Piezotronics

Model 339A31
Triaxial ICP accelerometer, stud mount, 10 mV/g, low temperature coefficient
Sensitivity: (±10%) 10 mV/g (1.02 mV/(m/s²))
Measurement Range: ±500 g pk (±4905 m/s² pk)
Broadband Resolution: (1 to 10000 Hz) 0.008 g rms (0.078 m/s² rms)
Frequency Range: (±5%) 2 to 8000 Hz
Electrical Connector: 8-36 4-Pin
Weight: 0.2 oz (5.5 gm)

Model 339A32
Triaxial ICP® accelerometer, low-profile, 10 mV/g, 2 to 8k Hz, titanium housing, mini 4-pin connector, low temperature coefficient, 325F Temp Rating and LP Filter
Sensitivity: (±10%) 10 mV/g (1.02 mV/(m/s²))
Measurement Range: ±500 g pk (±4905 m/s² pk)
Broadband Resolution: (1 to 10000 Hz) .003 g rms (.029 m/s² rms)
Electrical Connector: 8-36 4-Pin
Weight: 0.13 oz (3.6 gm)