Time is Running out! Our once-a-year Super Summer Surplus Sale ends Sept. 2nd, Over 500 items on sale in all categories!
SIGN IN / CREATE AN ACCOUNT It's worth it! Sign In
Items: 0
Subtotal: $0.00
Shopping Cart
Don't trust yourself to keep on top of all of the unbelievable deals at American Science & Surplus?

Sign up for our regular emails full of special deals and you'll never miss another one.

Bonus! Our copy is nothing short of a hoot! (If we don't say so ourselves.)

American Science and Surplus
Find A Store
Request A Catalog
Sign Up For Special Offers
bkg
bkg
New Stuff
accent3
On Sale
accent3
Must Go
accent3
Best Sellers
Viewing
Options:
change layout to grid
Image
Options:
Search Our Stuff
search Left
You can search by keyword or product number.
Shop By Category
accent
If you have stuff like
ours to sell, contact us at
purchasing@sciplus.com
or 888-724-7587.
accent

ITEMS JUST OFF THE TRUCK

Search Box Top
RCA ELECTRON TUBE
RCA ELECTRON TUBE
We have only one of these vintage RCA Thyratron Electron Tubes available. Will you find it a good home? Note that it is untested but does come in original packaging.  CJ heard through the grapevine they make a nice shark tooth wave audio oscillator. Available in stores by special order.
Gas and mercury-vapor ThyratronNegative-control triode type
Voltage between pins (1 and 4): 2.5VCurrent at 2.5V: 9 +/- 2AMin heating time prior to tube conduction: 20 secondsDirect Intereletrode Capacitances (approx): Grid to anode: 2µµt Grid to cathode: 12µµfIonization time: ~1000 µsecPeak tube voltage drop at anode @ 8A: 10V
accent
$49.95 EACH
COLORED NESTING STORAGE BOXES
Boxes In Boxes In Boxes
Our each is a pack of (3) nesting plastic (polypropylene) storage boxes: a 4" x 2-1/2" x 1-1/8" inside a 5" x 3-3/8" x 1-3/8" inside a 6-1/4" x 4" x 1-5/8". All with double snap closures, all top-rack dishwasher, microwave and freezer safe, and all food grade. We'll pick from lovely green, orange and magenta colors. We'll send you (2) packs so you'll have (6) boxes in total.
accent
$3.95 PKG (2)
SCIENCE WIZ™ CHARGE KIT
You'll Get A Charge Out Of This
From Science Wiz™, Charge is a nifty kit for junior scientists (12+) with materials and instructions to build a Van de Graaf generator, Leyden jar, electrophorus and more. Includes (15) projects and a 38-page graphic instruction booklet. You add (2) D-cell batteries and a few household items, like empty tin cans.
accent
$24.95 EACH
8 OHM 5W SPEAKERS
Speak Up
These 3", 5W 8 Ohm speakers with a 5/8" voice coil measure 4" square x 1-3/4" thick with quick-disconnect terminals. Have 3/16" mounting holes at the corners. Great for anyone interested in replacing or adding speakers to an audio arsenal. Or starting one. Part #100R137A6.
accent
$7.50 PKG (2)
LEGO® CRAZY ACTION CONTRAPTIONS KIT
Lego® ACTION CONTRAPTIONS
Lego® goes crazy with this 100+ piece kit with everything you need to build (16) different contraptions (be pretty stupid if they made 16 of the same contraption) for your amusement. In the mix are gears, pulleys, belts and axles, which you could turn into a rocket racer, Lego® launcher, donkey cart or scissor grabber, among other things. Includes a 50-page spiral-bound graphically illustrated instruction booklet. And, yes, adding Lego® pieces of your own just ramps up the fun.
accent
$20.95 EACH
RECYCLED PAPER MAKING KIT
Pulp Faction
Teach budding crafters to recycle early with the Recycled Paper Factory from Small World Toys. Put any shredded paper into the grinder tub with water, spread the pulp on the drying screen and right soon you'll have fresh, recycled paper. Turn it into princessy cards and invitations with the included ribbon, foil pieces and 80 plastic rhinestones. All you add is household glue. If you have boys, you can skip the rhinestones.
accent
$39.95 EACH
TREKKIE CLOCK
Trekkie Time
Set the clocks ahead 136 years, depending. Whatever year you live in, you still have to get to work on time, so we and Spock all recommend this Star Trek™ insignia wall clock. (Says "The Original Series" on the box.) In black and gold, it measures 11-1/4" tall x 6-1/2" at the widest. You add (4) "AA" batteries for the movement and (9) flashing blue LED backlights. Has a keyed mounting slot on the back.
accent
95349P1 TREKKIE CLOCK
$29.95 EACH
BOB BALLOON INFLATOR
Bob Never Inhales
Tired of having balloons deflate when you run out of breath? We feel your pain. Stick a balloon on Bob Balloon's nose and blow. A check valve will keep the balloon full while you pause for another breath. Bonus: Bob looks like a bug-eyed kazoo. Bonus II: you get (10) balloons to practice with.
accent
$5.95 EACH
6-12VDC 7 RPM GEAR MOTOR
Little Spinner
This 12VDC 7 RPM reversible gear motor from Shenzen-Kinmore draws just 8mA no load and stalls at approx 500mA. Measures 2-3/8" long  x just under 1" dia with a 3/8" long x 5/32" dia flattened shaft and 2mm power terminals marked for polarity.
accent
$12.75 EACH
Search Box Bottom
accent

FEATURED ITEMS

Footer Left
Footer Left
Call us toll free!
888-SCIPLUS
(888-724-7587)
8am - 5:30pm Central Time M-F
payment options
facebook twitter
FOLLOW US:
Request a
Printed Catalog
Or View Our Latest
Printed Catalog Online
Our web site always contains everything we have available for sale outside our retail stores. Typically, new items are listed on the site before they get published in our catalog...
Learn More
Find a
Retail Store
Unlike Any Place On Earth
In addition to this fabulous on-line catalog of incredible stuff, American Science & Surplus has three great retail locations. If you're in the neighborhood, please stop by! Store hours may vary. Feel free to call for store hours and directions.
Learn More
About Us | Our Guarantee | Privacy Statement
© Copyright 2015 American Science & Surplus
bottom