Caltech
Design Contest
ME72 Engineering Design Laboratory
Fall Term, 1998

Preliminary Kit List


BAG	#	DESCRIPTION
A	3	tongue depressors (large)
A	5	"3"" x 5"" index cards"
A	1	".525"" dia. steel spring hole plug"
A	1	"1/2"" dia. x 5/8"" knurled steel spacer"
A	4	"1/2"" dia., 3/4"" long compression spring"
A	1	"1/4"" dia. x 17/32"" torsion spring"
A	2	"1/4"" dia., 29/16"" long extension spring"
A	1	"1/4"" OD x 3/4"" long aluminum spacer"
A	1	"1/4"" OD, 5/16"" long aluminum spacer"
A	1	"11/64"" dia. x 5/8"" spring pin"
A	4	"1-1/8"" OD magnet"
A	1	"15/32"" dia. x 3/8"" torsion spring"
A	2	"15/64"" dia. x 9/16"" long extension spring"
A	1	"3/8"" dia. x 3/4 brass spacer"
A	1	"3/8"" dia. x 3/4 zinc plated stainless steel standoff w/ 8/32 threads"
A	2	"3/8"" dia. x 7/8"" extension spring"
A	4	"3/8"" ID, .700 OD nylon washer"
A	3	"3/8"" OD x .450"" steel spring ball plunger"
A	2	"4.5"" x 3.25"" pink plastic bags"
A	1	"4-40 x 3/16"" thumb screws"
A	2	"7/16"" dia. x 7/16"" extension spring"
A	2	"8.5"" x 4"" pink plastic bags"
A	1	cable/hose bracket - 2-way.
A	2	"knurled aluminum connector: 1/2"" long, w/ 10-40 threads & 5/64 dia. pin"
A	3	split plastic tack
A	2	steel clamps
A	4	"9/32"" dia. steel balls"
A	4	"1/4-20 nuts - 7/32"" thick"
A	2	"1/4-20 x 1"" black steel socket head screw"
A	1	"1/4-20 x 2"" black steel socket head screw"
A	2	"1/4-20 x 2-3/4"" black steel socket head screw"
A	2	10-32 washers
A	2	"10-32 x 1"" phillips/socket head, zinc plated, steel cap screws"
A	2	"10-32 x 3/4"" long round head machine screw, zinc"
A	2	10-32 zinc plated steel nuts
A	2	"3/8"" ID, 15/16"" OD steel washer"
A	2	3mm. nuts
A	2	3mm. washers
A	2	"3mm. x 1"" motor mount screws (3/4"" threaded)"
A	3	"3mm. x 3/4"" black steel socket head screw"
A	1	4-40 captive screws
A	2	4-40 nuts
A	2	4-40 washers
A	2	"4-40 x 3/4"" machine screws"
A	2	"4-40 x 3/8"" machine screws"
A	4	6-32 nuts
A	4	6-32 washers
A	2	"6-32 x 3/4"" machine screws"
A	2	"6-32 x 3/8"" machine screws"
A	1	"7/16"" ID, 1"" OD, 7/64"" thick aluminum washer"
A	2	8-32 nuts
A	2	8-32 washers
A	2	"8-32 x 3/4"" machine screws"
B	1	"1/16"" x 1"" dia. EPDM rings"
B	2	"1/16"" x 2"" dia. EPDM rings"
B	2	"1/16"" x 4"" dia. EPDM rings"
B	2	"1/16"" x 5"" dia. EPDM rings"
B	2	"1/16"" x 6"" dia. EPDM rings"
B	1	eight pin female phone-type connector
B	5	paper clips
B	1	"1/4"" dia., 1/2"" head, x 3-7/10"" steel shaft w/ holes"
B	1	"1/4"" ID dia. washers"
B	1	12 tooth gear: blue plastic
B	4	16 tooth gear: white plastic
B	1	18 tooth gear: blue plastic
B	1	30 thooth gear: blue plastic
B	1	36 tooth gear: white plastic
B	1	3-stage roller
B	1	"5/16"" dia. x 1/2"" aluminum spacer"
B	1	"5/16"" dia. x 2-3/4"" bronze rod w/ flange"
B	3	"5/16"" dia. x 7/16"" black steel spacer"
B	2	"5/32"" OD nylon timing pulley w/ spleen"
B	1	"9/16"" dia. x 1/4"" torsion spring"
B	3	aluminum  pulley w/ slot
B	3	aluminum spool w/ knurls
B	1	angle something
B	1	black rubber gummet
B	1	black rubber roller with bushing
B	1	brass eye hooks
B	1	"chamfered standoff: 5/16"" - 7/16"" OD, 1/8"" ID x 1-1/8"", black plastic"
B	1	copper U-tubing
B	1	D shaped loop
B	1	"Delrin washer 1/4"" ID"
B	1	"hollow aluminum shaft w/ spur gear, knurled"
B	1	microswitches: green
B	1	nylon bevel gear (white)
B	1	Phillip sheet metal screws - zinc plated
B	1	steel clamps
B	1	steel latch
B	4	steel pulley (.550 dia.)
B	1	steel pulley with flange
B	1	"threaded standoff: 3/8"" OD, 1/4"" ID w/ 14/28 threads x 1-1/8"""
B	4	white plastic thimbles
B	1	10-pin connectors
B	1	15-pin connectors
B	1	20 AWG black wire
B	1	20 AWG red wire
B	1	"26 AWG green, white or yellow cables"
B	1	8-pin solder tail
B	2	10 tooth door lock actuator gear: green plastic
B	2	20 (+10) tooth door lock actuator gear: green plastic
B	1	black nylon helix screw w/ pinion gear
B	2	door lock actuator gear shaft
B	3	nylon yolk (white)
B	4	"1/4"" ID, 5/8"" OD x 5/16"" bearing w/ flange"
B	4	"3/16"" ID, 1/2"" OD x 3/16"" bearing w/ flange"
B	4	12 tooth gear: black plastic
B	2	36 tooth gear: black plastic
B	2	48 tooth gear: black plastic
C	1	"1/2"" ID x 12"" Tygon tubing"
C	1	"1/4"" dia. x 3"" polyethylene tubing"
C	1	"1/4"" ID x 24"" Tygon tubing"
C	1	"3/16"" dia. x 3"" polyethylene tubing"
C	1	"3/16"" ID x 8"" Tygon tubing"
C	1	"12"" x 12"" masonite"
C	1	"1-1/4"" dia. x 6"" heat shrink tubing (black)"
C	1	"7/16"" dia. x 6"" heat shrink tubing (black)"
C	1	"1"" dia. x 6"" aluminum round stock"
C	1	"1"" dia. x 6"" nylon round stock"
C	1	"1/2"" dia x 12"" nylon round stock"
C	1	"1/4 ID, 3/8 OD x 6"" brass tubing"
C	1	"1/4"" dia. x 12"" brass rods"
C	1	"1/4"" dia. x 12"" precision ground steel PIC shaft"
C	2	"1/4"" dia. x 12"" round brass tubing"
C	1	"12"" x 1"" x 3/4"" aluminum stock"
C	1	"12"" x 2"" x 1/8"" aluminum sheet"
C	1	"12"" x 5"" x 1/4"" aluminum stock"
C	1	"12"" x 5"" x 1/8""  thick aluminum sheet"
C	1	"12"" x 6"" x 1/32""  thick aluminum sheet"
C	1	"18"" x 1"" x 1/2"" aluminum stock"
C	1	"18"" x 1"" x 3/8"" thick aluminum stock"
C	1	"3/16"" dia. x 12"" precision ground steel PIC shaft"
C	2	"3/16"" dia. x 12"" round brass tubing"
C	2	"7/32"" dia. x 12"" round brass tubing"
C	2	"9/32"" dia. x 12"" round brass tubing"
D	2	GM door Lock Actuator - Type I  (hook)
D	1	GM door Lock Actuator - Type II
D	2	15 V. HP motors  NEW
D	2	12 Volts DC motor w/ clutch
---	---	ITEMS NOT IN BAGS ---
	1	"1/4"" dia. x 36"" wooden dowel"
	1	"3/16"" dia. x 36"" wooden dowel"
	1	"12"" x 12"" nylon fabric"
	self-serve	"Orange Go-85 (3/32"" dia.)"
	1	"18"" x 1"" sides x 1/8"" thick aluminum L"
	1	"18"" x 3/4"" sides x 1/8"" thick aluminum L"
	1	"24"" x 5"" x 1/2"" Plexiglas sheet"
	1	"24"" x 5"" x 1/4"" Plexiglas sheet"
	1	6 meters Dacron Fishing line
	1	Venetian Blinds 
	8	#32 Plymouth rubber band
	1	12" length of 8 wire Belden cable