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128C651FJJJXX — SWITCH,ROTARY

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

128C651FJJJXX: SWITCH,ROTARY.

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include shaft_type: ROUND, FLATTED SINGLE ACTUATOR, flat_height: 0.216 INCHES NOMINAL SINGLE ACTUATOR IN, shaft_length: 0.437 INCHES NOMINAL SINGLE ACTUATOR IN, thread_class: 2A SINGLE MOUNTING FACILITY A, pole_quantity: 1 EACH SECTION FRONT, terminal_type: TAB, SOLDER LUG. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-434-2449, 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→ 128C651FJJJXX
NSN: 5930-00-434-2449
FSC: 5930 — Switches
CAGE: 97942 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
shaft_typeROUND, FLATTED SINGLE ACTUATOR
flat_height0.216 INCHES NOMINAL SINGLE ACTUATOR IN
shaft_length0.437 INCHES NOMINAL SINGLE ACTUATOR IN
thread_class2A SINGLE MOUNTING FACILITY A
pole_quantity1 EACH SECTION FRONT
terminal_typeTAB, SOLDER LUG
thread_length0.437 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
overall_length2.591 INCHES NOMINAL IN
shaft_diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
throw_quantity7 EACH SECTION REAR
mounting_methodTHREADED BUSHING WITH PANEL SEAL SINGLE MOUNTING FACILITY
overall_diameter1.000 INCHES MINIMUM AND 1.306 INCHES MAXIMUM IN
NSN5930-00-434-2449
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,ROTARY TITLE COMPONENT PN 128C651FJJJXX MFR SWITCH,ROTARY
KEY FEATURES
•
SHAFT TYPE: ROUND, FLATTED SINGLE ACTUATOR
•
SHAFT DIAMETER: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN
•
SWITCH CONTACT BASIC DESIGN: NONPILE-UP SYMMETRICAL
•
TERMINAL TYPE: TAB, SOLDER LUG
•
OVERALL DIAMETER: 1.000 INCHES MINIMUM AND 1.306 INCHES MAXIMUM IN
•
FIRST FLAT LENGTH: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN
•
DETENT ROTATIONAL TORQUE RANGE: +0.500 TO 2.500 INCH-POUNDS SINGLE ACTUATOR IN
•
ROTOR THROUGH CONNECTION QUANTITY: 1 EACH SECTION
TECHNICAL CHARACTERISTICS
SHAFT TYPEROUND, FLATTED SINGLE ACTUATOR
SHAFT DIAMETER0.250 INCHES NOMINAL SINGLE ACTUATOR IN
SWITCH CONTACT BASIC DESIGNNONPILE-UP SYMMETRICAL
TERMINAL TYPETAB, SOLDER LUG
OVERALL DIAMETER1.000 INCHES MINIMUM AND 1.306 INCHES MAXIMUM IN
FIRST FLAT LENGTH0.250 INCHES NOMINAL SINGLE ACTUATOR IN
DETENT ROTATIONAL TORQUE RANGE+0.500 TO 2.500 INCH-POUNDS SINGLE ACTUATOR IN
ROTOR THROUGH CONNECTION QUANTITY1 EACH SECTION
CONTACT LOAD CURRENT RATING75.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
CONTACT LOAD CURRENT RATING250.0 MILLIAMPERES RESISTIVE LOAD AND 100.0 MILLIAMPERES INDUCTIVE LOAD DC AT SEA LEVEL
SUBSTITUTES & CROSS-REFERENCES 5
MIL-S-3786/4Reference document
Same NSN cross-reference
Reference document — Secondary reference
2678545-03-1-7NReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
44MS30-03-1-07NReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MIL-DTL-3786/4Reference document
Same NSN cross-reference
Reference document — Identification reference
M3786/4-5050Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 128C651FJJJXX?
128C651FJJJXX is a SWITCH,ROTARY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 128C651FJJJXX?
There are 5 known substitutes for 128C651FJJJXX: MIL-S-3786/4, 2678545-03-1-7N, 44MS30-03-1-07N and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 128C651FJJJXX?
128C651FJJJXX is cataloged in the U.S. Government catalog under NSN 5930-00-434-2449. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.