FEDERAL AVIATION AGENCY

TYPE CERTIFICATE DATA SHEET NO. 250
	E-250
Revision 10
AEROJET
15NS-250

November 23, 1964	

Engines of models described herein and conforming with this data sheet (which is a part of Type Certificate No. 250) and the
approved data on file with the Federal Aviation Agency are rated as airworthy for use in certificated aircraft in accordance with
pertinent aircraft specifications and applicable portions of the Civil Air Regulations, provided they are installed, operated, and
maintained as prescribed by the manufacturer's approved manuals and other approved instructions.

Manufacturer:			Aerojet-General Corporation
				Sacramento, California

Model					15NS-250
	
Type					Cylindrical case, self-contained, solid propellant, reloadable, electrically fired

Thrust characteristics (nominal value)
  Temperature of propellant 			-65° F. (53.9° C.) 	60° F. (15.6° C.) 	160° F. (71.1° C.)
  Thrust, lb. 				195 		260 		260
  Duration, seconds 			19.5 		15.0 		11.0
Nominal rated thrust, lbs. 60°F. 		250
Rated impulse, lb-second at sea level 		3,750
Maximum usable impulse, lb-sec 		3,750
Operating and storage temperature range 	-65° to 160° F. (-53.9° to +71.1° C.)
Operating and storage altitude limit 		Sea level to 35,000 ft.
Propellant 				Solid NS smokeless
Principal dimensions 			6.0" diameter case by 26.75" over-all length
Weight 					42 lbs.
Weight, expended 				21 lbs.
Recommended ignition current 		12 or 24 volts, 35 a.
Ignition interval 				0.5 seconds maximum

Certification basis 		CAR 13 effective 6-15-56 and Special Conditions; Type Certificate for Model 12AS-250 issued
			7-9-47; deleted 4-24-58; Date of Application for Type Certificate, 1947. Model 15NS-250 approved
			4-24-58; Date of Application for Type Certificate 2-19-47.

Production basis 		None

NOTE 1.		Engines and igniters shall only be rebuilt by the manufacturer.

NOTE 2.		All 15NS-250 JATO installations basically shall be in accordance with the engineering criteria in Aerojet-General
		Corporation Report No. 981. Each new type installation shall be reviewed and concurred in by Aerojet-General and
		approved by the Federal Aviation Agency.

NOTE 3.		Maximum storage period shall be two years from shipping date stenciled on the unit. Temperature storage limits 		are -65°F. (minimum) and +160°F. (maximum) or 53.9°C. (minimum to 71.1°C.) (maximum).

NOTE 4. 		15NS-250 rocket engines may be carried on an aircraft ready for operation for a maximum of 900 hours cumulative
		flying time or 22 months, whichever occurs first. However, total storage and aircraft installed time shall not exceed
		3½ years. Units which exceed these time limits must be removed from aircraft.

NOTE 5. 		The rocket engines may be fired just prior to removal for pilot familiarization and checkout if desired.

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