Science First Search results for: 'newton's 2nd'

Slit assembly, mounted in tube, with slit cap andcollimating lense

$88.00

Scale, wavelength, Replacement part for SP-125 spectroscope

$16.68

Replacement Storage Box for N-100E

$14.50

Tripod base w/screw

$56.50

Support post

$49.00

Switch, on-off for N105S and N-100V

$7.48

Knob, speed control

$5.18

Replacement Belt for N-100 Van De Graaff

$21.00

Water tube with scale, crutch tip and fittings

$78.75

Water tube with scales, no fittings

$42.50

Pair of drilled balls (#20 bit x 3/4" deep)

$7.40

Disks, Stroboscopic, Set of 10

$63.50

Search results for: 'newton's 2nd'