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138C081H02 — SWITCH,ROTARY

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

138C081H02: SWITCH,ROTARY.

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include shaft_type: ROUND, FLATTED SINGLE ACTUATOR, flat_height: 0.215 INCHES MINIMUM AND 0.223 INCHES MAXIMUM SINGLE ACTUATOR IN, shaft_length: 0.940 INCHES MINIMUM AND 1.120 INCHES MAXIMUM 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 5930-01-007-6493, 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→ 138C081H02
NSN: 5930-01-007-6493
FSC: 5930 — Switches
CAGE: 48306 — NORTHROP GRUMMAN SUPPORT SERVICES CORP (USA)
SPECIFICATIONS
shaft_typeROUND, FLATTED SINGLE ACTUATOR
flat_height0.215 INCHES MINIMUM AND 0.223 INCHES MAXIMUM SINGLE ACTUATOR IN
shaft_length0.940 INCHES MINIMUM AND 1.120 INCHES MAXIMUM SINGLE ACTUATOR IN
thread_class2A SINGLE MOUNTING FACILITY A
pole_quantity1 EACH SECTION FRONT
terminal_typeTAB, SOLDER LUG
thread_length0.417 INCHES MINIMUM AND 0.457 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN
overall_length2.470 INCHES NOMINAL IN
shaft_diameter0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM SINGLE ACTUATOR IN
throw_quantity8 EACH SECTION REAR
mounting_methodTHREADED BUSHING SINGLE MOUNTING FACILITY
overall_diameter1.306 INCHES MAXIMUM IN
NSN5930-01-007-6493
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,ROTARY TITLE COMPONENT PN 138C081H02 MFR SWITCH,ROTARY
KEY FEATURES
•
SHAFT TYPE: ROUND, FLATTED SINGLE ACTUATOR
•
SHAFT DIAMETER: 0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM SINGLE ACTUATOR IN
•
SWITCH CONTACT BASIC DESIGN: NONPILE-UP SYMMETRICAL
•
NONTURN DEVICE RADIUS: 0.375 INCHES NOMINAL AT 3:00 OCLOCK IN
•
TERMINAL TYPE: TAB, SOLDER LUG
•
OVERALL DIAMETER: 1.306 INCHES MAXIMUM IN
•
FIRST FLAT LENGTH: 0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM SINGLE ACTUATOR IN
•
ROTOR THROUGH CONNECTION QUANTITY: 1 EACH SECTION
TECHNICAL CHARACTERISTICS
SHAFT TYPEROUND, FLATTED SINGLE ACTUATOR
SHAFT DIAMETER0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM SINGLE ACTUATOR IN
SWITCH CONTACT BASIC DESIGNNONPILE-UP SYMMETRICAL
NONTURN DEVICE RADIUS0.375 INCHES NOMINAL AT 3:00 OCLOCK IN
TERMINAL TYPETAB, SOLDER LUG
OVERALL DIAMETER1.306 INCHES MAXIMUM IN
FIRST FLAT LENGTH0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM SINGLE ACTUATOR IN
ROTOR THROUGH CONNECTION QUANTITY1 EACH SECTION
CONTACT LOAD CURRENT RATING2.0 AMPERES RESISTIVE LOAD AND 1.0 AMPERES INDUCTIVE LOAD AC AT SEA LEVEL
CONTACT LOAD CURRENT RATING1.0 AMPERES INDUCTIVE LOAD DC AT SEA LEVEL
OTHER ITEMS IN FSC 5930 — Switches
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5930-00-000-0117 5930-00-001-1407 5930-00-001-1890 5930-00-001-2571 5930-00-001-2575 5930-00-001-2580 5930-00-001-2608 5930-00-001-2609
SUBSTITUTES & CROSS-REFERENCES 2
77-1949-2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
44MY23986-1-08NReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 138C081H02?
138C081H02 is a SWITCH,ROTARY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 138C081H02?
There are 2 known substitutes for 138C081H02: 77-1949-2, 44MY23986-1-08N. Substitute compatibility should be verified for your specific system.
What is the NSN for 138C081H02?
138C081H02 is cataloged in the U.S. Government catalog under NSN 5930-01-007-6493. 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.