PartsTable
Technical Data Sheet
12-1921-1 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

BLADE,TURBINE ROTOR,AIRCRAFT GAS. Key specifications include material: COPPER ALLOY 360 OR COPPER ALLOY 345 OVERALL, seat_angle: 20.0 DEGREES FIRST END, shaft_type: ROUND, FLATTED SINGLE ACTUATOR, flat_height: 0.210 INCHES NOMINAL SINGLE ACTUATOR IN, shaft_length: 0.375 INCHES NOMINAL SINGLE ACTUATOR IN, thread_class: 2A FIRST END A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-167-8029, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO MRO_GENERAL 12-1921-1
NSN: 5930-00-167-8029
FSC: 5930
CAGE: 91812 — JANCO CORPORATION DBA JANCO CORP DIV MASON CONTROLS (USA)
SPECIFICATIONS
materialCOPPER ALLOY 360 OR COPPER ALLOY 345 OVERALL
seat_angle20.0 DEGREES FIRST END
shaft_typeROUND, FLATTED SINGLE ACTUATOR
flat_height0.210 INCHES NOMINAL SINGLE ACTUATOR IN
shaft_length0.375 INCHES NOMINAL SINGLE ACTUATOR IN
thread_class2A FIRST END A
pole_quantity1 EACH SECTION FRONT
terminal_typeTAB, SOLDER LUG
thread_length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
overall_length6.610 INCHES NOMINAL IN
shaft_diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
throw_quantity18 EACH SECTION REAR
NSN5930-00-167-8029
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BLADE,TURBINE ROTOR,AIRCRAFT GAS TITLE COMPONENT PN 12-1921-1 MFR BLADE,TURBINE ROTOR,AI
KEY FEATURES
THROW QUANTITY: 18 EACH SECTION REAR
ROTOR THROUGH CONNECTION QUANTITY: 1 EACH SECTION
THREAD SERIES DESIGNATOR: UNS SINGLE MOUNTING FACILITY
SWITCH ACTUATOR INDEXING POSITION QUANTITY: 18 SINGLE ACTUATOR
SWITCH ACTUATOR POSITIONING INCREMENT: 20.0 DEGREES SINGLE ACTUATOR
INDIVIDUAL SECTION QUANTITY: 12
CONTACT SWITCHING ACTION: BREAKS BEFORE MAKES EACH SECTION REAR
TECHNICAL CHARACTERISTICS (FLIS)
THROW QUANTITY18 EACH SECTION REAR
ROTOR THROUGH CONNECTION QUANTITY1 EACH SECTION
THREAD SERIES DESIGNATORUNS SINGLE MOUNTING FACILITY
SWITCH ACTUATOR INDEXING POSITION QUANTITY18 SINGLE ACTUATOR
SWITCH ACTUATOR POSITIONING INCREMENT20.0 DEGREES SINGLE ACTUATOR
INDIVIDUAL SECTION QUANTITY12
OVERALL LENGTH6.610 INCHES NOMINAL IN
CONTACT SWITCHING ACTIONBREAKS BEFORE MAKES EACH SECTION REAR
STYLE DESIGNATORTAP, CIRCULAR, BUSHING MOUNT
SWITCH ACTUATOR STOP DEVICE TYPEADJUSTABLE STOP SINGLE ACTUATOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
4232FX1Interchangeable
interchangeable cross-reference
interchangeable
4-2 120102BAInterchangeable
interchangeable cross-reference
interchangeable
935129-1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12-1921-1?
12-1921-1 is a BLADE,TURBINE ROTOR,AIRCRAFT GAS. It is classified as a MRO (MRO_GENERAL).
What parts can replace 12-1921-1?
There are 3 known substitutes for 12-1921-1: 4232FX1, 4-2 120102BA, 935129-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 12-1921-1?
12-1921-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-167-8029. This indicates validated use in U.S. government and defense supply chains.
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