NSN 2990-01-231-2103, 2990012312103
BAFFLE

Federal Supply Classification: FSC 2990 - Miscellaneous Engine Accessories, Nonaircraft
National Item Identification Number: NIIN 012312103
Codification Country: United States
Item Name Code: INC 77777
Criticality: ( )
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

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DLMS^® Summary

National Stock Number 2990-01-231-2103

National Stock Number (NSN) 2990-01-231-2103, or NIIN 012312103, (baffle) was assigned April 24, 1986 in the Federal Logistics Information System (FLIS). NIIN 012312103 was cancelled on December 5, 2019, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 77777. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2990012312103 contains an unknown precious metal.

This information was last updated on Aug 01, 2025.

Technical Characteristics

ACTUATOR TYPE: (AEFD) SINGLE SHAFT
ACTUATOR TRAVEL CONTROL FEATURE: (CRSX) STOPS
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT FULL RATED POWER: (CSDH) 70.0 SINGLE SECTION
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER: (CQGN) 120.0 SINGLE SECTION
BODY DIAMETER: (ABPM) 0.500 INCHES NOMINAL
BODY LENGTH: (ADAQ) 0.531 INCHES NOMINAL
BODY STYLE: (AAQL) CYLINDRICAL BUSHING MOUNTED
DEVICE DESIGN TYPE: (CQPH) NONTURN AT 4:30 OCLOCK
DEVICE DESIGN TYPE: (CQPH) NONTURN AT 10:30 OCLOCK
EFFECTIVE ELECTRICAL ROTATION IN DEG ANGULAR ROTATION: (AEFH) 292.0 MINIMUM AND 298.0 MAXIMUM
ELECTRICAL RESISTANCE PER SECTION: (CQCC) 50.000 KILOHMS SINGLE SECTION
MAXIMUM RUNNING TORQUE: (AEFL) 0.50 INCH-OUNCES
MAXIMUM STARTING TORQUE: (AEFK) 6.00 INCH-OUNCES
MAXIMUM STOP TORQUE: (AEFM) 48.00 INCH-OUNCES
MOUNTING BUSHING LENGTH: (ADAP) 0.250 INCHES NOMINAL
MOUNTING METHOD: (AXGY) STANDARD BUSHING W/SHAFT SEAL
NONTURN DEVICE RADIUS: (AEFP) 0.245 INCHES NOMINAL
OVERALL DIAMETER: (ADAV) 0.500 INCHES NOMINAL
OVERALL LENGTH: (ABHP) 1.400 INCHES MAXIMUM
POWER DISSIPATION RATING PER SECTION IN WATTS: (CRGD) 0.3 FREE AIR SINGLE SECTION
RESISTANCE TEMP CHARACTERISTIC RANGE PER SECTION IN PERCENT: (CQDB) -3.0 TO 0.0 -55 DEG CELSIUS SINGLE SECTION AND -5.0 TO 10.0 -25 DEG CELSIUS SINGLE SECTION AND -5.0 TO 10.0 25 DEG CELSIUS SINGLE SECTION AND -0.0 TO 3.0 120 DEG CELSIUS SINGLE SECTION
RELIABILITY INDICATOR: (AARG) NOT ESTABLISHED
RESISTANCE TOLERANCE PER SECTION IN PERCENT: (CRSS) -10.0 TO 10.0 SINGLE SECTION
ROTARY ACTUATOR TRAVEL IN ANGULAR DEG: (CQCK) 292.0 MINIMUM AND 298.0 MAXIMUM
SCREW THREAD DIAMETER: (AJYN) 0.250 INCHES NOMINAL
SCREW THREAD QUANTITY PER INCH: (AJYQ) 32.0
SCREW THREAD SERIES DESIGNATOR: (AJYP) UNEF
SECTION QUANTITY: (AAPN) 1
SHAFT LENGTH: (ABXF) 0.312 INCHES NOMINAL
SHAFT DIAMETER: (ABWV) 0.125 INCHES NOMINAL
SHAFT STYLE: (AEDX) ROUND, SLOTTED
TERMINAL LENGTH: (ABJT) 0.234 INCHES NOMINAL
TERMINAL LOCATION: (CQTM) REAR END
TERMINAL TYPE AND QUANTITY: (TTQY) 3 TAB, SOLDER LUG
UNABLE TO DECODE: (APXH) UNABLE TO DECODE
UNABLE TO DECODE: (CSDL) UNABLE TO DECODE
UNABLE TO DECODE: (AEFN) UNABLE TO DECODE AND UNABLE TO DECODE
RESISTANCE TEMP CHARACTERISTIC RANGE PER SECTION IN PERCENT: (CQDB) -3.0/+0.0 -55 DEG CELSIUS SINGLE SECTION AND -5.0/+10.0 -25 DEG CELSIUS SINGLE SECTION AND -5.0/+10.0 25 DEG CELSIUS SINGLE SECTION AND -0.0/+3.0 120 DEG CELSIUS SINGLE SECTION
NONTURN DEVICE LOCATION: (AEFN) AT 4'30 OCLOCK AND AT 10'30 OCLOCK
TERMINAL LOCATION: (APXH) REAR END
RESISTANCE TOLERANCE PER SECTION IN PERCENT: (CRSS) -10.0/+10.0 SINGLE SECTION
STANDARD TAPER CURVE PER SECTION: (CSDL) C SINGLE SECTION
III OVERALL LENGTH: (ABHP) 1.400 INCHES MAXIMUM
III OVERALL DIAMETER: (ADAV) 0.500 INCHES NOMINAL