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RATTWorks Motors

29mm, 38mm, and  2.5" (64mm)

Floating Bulkhead Hybrid Motors



Brand New From The Brainiacs at RATTWorks! 

The new RATT X-Flow injector for the 2.5" K240 motor.  Read the "Hop-Up" report below.

 
X-Flow
 

The non X-Flow injector has a specific impulse 145 and an O/F ratio of 12. 

The X-Flow injector has a specific impulse of 205  and O/F ratio of 6. 

Go here for pricing and availability


Dave Griffith and Joe Mullin have been doing some guerrilla motor testing at the MTA in Mojave and various vacant industrial parks on the weekends.  Using Joe's Stealth RattStand they have come up with some interesting new injector designs and terrific performance enhancements.

Read all about it - 540k .pdf file

See the rocket scientist testing a hybrid motor in his garage. 

1.1 MB .wmv file

Do not try this at home

Slide-On Welded Aluminum Fincan 
for Rattworks 2.5" Motors

A very nice piece of metalwork!

Sold Out - Only Available by Special Request


(click to enlarge)
29mm H70 shown
Components of a RATTWorks motor:
Motor casing and oxidizer tank (Monotube at top)
Polypropylene fuel grain (white tube)
Floating injector
Graphite nozzle
Forward bulkhead
Rear nozzle enclosure
Fill hose (type H 1/8" nylon)
1/16" compression fitting
O-rings
Curious how a floating hybrid motor works? 
Come take a look and find out!
Here's a pictorial about reloading your RattWorks Hybrid Motor

All these motors are works of art! They are well designed, 
exquisitely machined, and laser etched.

H70 29mm Hybrid
Only $59.00
3-pak of Reloads $35.00

Diameter: 29mm 
Length: 18" (457mm) 
Average Thrust: 15.4 lb (68.5 N) 
Peak Thrust: 34.5 lb (153.5 N) 
ISP: 167.3 sec. 
Burn Time: 2.57 sec. 
Weight (Empty): 207.5 g 
Weight (Loaded w/o N2O): 251.5 g 
Weight (Loaded w/ N2O): 352.7 g 
N2O Weight (750 PSI): 0.223 lb (101.2 g) 
Tank Volume: 8.29 ci (135.8cc)


(click for larger image)
I-80 29mm Hybrid
Only $79.00
3-pak of Reloads $35.00

Diameter: 29mm 
Length: 28.75" (730mm) 
Average Thrust: 17.4 lb (77.4 N) 
Peak Thrust: 36.6 lb (162.7 N) 
ISP: 168.7 sec. 
Burn Time: 4.73 sec. 
Weight (Empty): 303 g 
Weight (Loaded w/o N2O): 347 g 
Weight (Loaded w/ N2O): 553.1 g 
N2O Weight (750 PSI): 0.454 lb (206.1 g) 
Tank Volume: 16.87ci (276.4cc)


(click for larger image)
I-90 29mm Hybrid (Yardstick Motor)
Only $99.00
3-pak of Reloads $35.00

Diameter: 29mm 
Length: 36.25" (921mm) 
Average Thrust: 17.0 lb (75.8 N) 
Peak Thrust: 39.1 lb (174.1 N) 
ISP: 170.7 sec.
Burn Time: 6.43 sec. 
Weight (Empty): 366 g 
Weight (Loaded w/o N2O): 425 g 
Weight (Loaded w/ N2O): 694.2 g 
N2O Weight (750 PSI): 0.593 lb (269.2 g) 
Tank Volume: 22.05ci (361.3cc)


(click for larger image)
J-190 29mm Hybrid (4 Feet of  Motor!)
Only $119.00
3-pak of Reloads $35.00

Diameter: 29mm 
Length: 48" 

More data to come!

Thrust Curve Soon
I120 38mm Hybrid
Only $120.00
3-pak of Reloads $45.00
 

More data to come!

Thrust Curve Soon
J160 38mm Hybrid
Only $140.00
3-pak of Reloads $45.00
 

More data to come!

Thrust Curve Soon
K240 2.5" Hybrid
Only $250.00
One Reload $40.00

Designation: K240 
Diameter: 2.5" (64mm) 
Length: 35.75" (908mm) 
Average Thrust: 51.5 lb (229.0 N) 
Peak Thrust: 124.3 lb (553.1 N) 
ISP: 145.4 sec. 
Burn Time: 8.05 sec. 
Weight (Empty): 1304 g 
Weight (Loaded w/o N2O): 1621 g 
Weight (Loaded w/ N2O): 2838.6 g 
N2O Weight (750 PSI): 2.682 lb (1217.6 g) 
Tank Volume: 99.7ci (1633.8cc)


(click for larger image)
K500 2.5" Tribrid 

Starts as Nitrous/ABS motor for .5 seconds transitioning to Nitrous/ABS/Alcohol then to Nitrous/Alcohol Bipropellant

Only $500.00
Includes one reload, phenolic liner good for 5 flights, extensive manual

Designation: K500 
Diameter: 2.5" (64mm) 
Length: 35.75" (908mm) 
Average Thrust: 80 lb
Peak Thrust: 250 lb
ISP: 200 sec. 
Burn Time: 3.5sec. 
Weight (Empty): 1800 g 
Weight (Loaded w/o N2O): 2006 g 
Weight (Loaded w/ N2O): 3300 g 
N2O Weight (750 PSI): 2.682 lb (1217.6 g) 
Tank Volume: 99.7ci (1633.8cc)
 


click to enlarge

Download .pdf of this firing, 
includes pictures and narrative

Download Instructions 60k pdf file

L600/M900 2.5" Hybrid

Two motors for the price of one! Add M extension to oxidizer tank (included) to change the L motor to an M motor. Fuel grains must be purchased separately.

Designation: L600
Diameter: 2.5" (64mm) 
Length: 42" (908mm) 
Average Thrust: 143 lb (639.4 N)
Peak Thrust: 465 lb (2071 N)
ISP: 170 sec. 
Burn Time: 7.1 sec. 
Weight (Loaded w/o N2O): 4.85 lbs (2200 g)
Weight (Burnout w/o N2O):4.55 lbs (2064 g)
N2O Weight (675 PSI): 3.13 lbs @ 65 F
Tank Volume: .0656 cu ft (1858 cc)

Designation: M900
Diameter: 2.5" (64mm) 
Length: 72" (908mm) 
Average Thrust: 140 lb (626.5 N)
Peak Thrust: 437 lb (1945.28 N)
ISP: 170 sec. 
Burn Time: 12.3 sec. 
Weight (Loaded w/o N2O): 7.25 lbs (3288 g)
Weight (Burnout w/o N2O):6.15 lbs (2789 g)
N2O Weight (675 PSI): 6.26 lbs @ 65 F
Tank Volume: .131 cu ft (3716 cc)

L/M Combination $375.00

L  Reload $70.00

M Reload $85.00

L Thrust Curve: Click to Enlarge

Download PDF of thrust curve



M Thrust Curve: click to enlarge

Download PDF of thrust curve

Download .pdf of this firing, 
includes pictures and narrative

 

RATTworks X-Flow Injectors

For K240  and L600/M900 motors

The standard (non x-flow) injector has a specific impulse 145 and an Oxidizer to Fuel (O/F) ratio of 12. 

On the K240 version the X-Flow injector has a specific impulse of 205  and an O/F ratio of 6!  An increase in specific impulse of 60!

Your stock K240 suddenly becomes a full K motor in seconds.

$60 for the K240 to full K upgraded injector

  • includes one stainless steel X-flow injector, ~5 compression olives, 3 nylon fill tubes, fill adapter


$85 for the L600 and M900 upgraded injector

  • includes one stainless steel X-flow injector, ~5 compression olives, 3 machined nylon fill tubes, fill adapter


Go here to see what an X-Flow Injector Kit includes

X-flow Injector View One

X-flow Injector View Two

RATT Rail Stop

R.A.T.T. Works Rail Stops are made out of 6061 T-6 aluminum and stainless steel. Easy to use and adjust; will hold up to a 200 pound rocket; great for hybrids and solids. Parts include precision machined anodized Rail Stop, stainless steel fasteners and hex key.

$12.00 each
 

Aerocon Systems Co. 

A Division of Fortune Plus, Inc.

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