PartsTable
Technical Data Sheet
128657-H1 ✓ 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

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include shaft_type: ROUND, FLATTED SINGLE ACTUATOR, flat_height: 0.216 INCHES MINIMUM AND 0.220 INCHES MAXIMUM SINGLE ACTUATOR IN, shaft_length: 1.281 INCHES NOMINAL SINGLE ACTUATOR IN, thread_class: 2B SINGLE MOUNTING FACILITY, overall_width: 1.609 INCHES MAXIMUM IN, pole_quantity: 1 SINGLE SECTION FRONT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-259-7184, 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 128657-H1
NSN: 5930-00-259-7184
FSC: 5930
CAGE: 76854 — ELECTRO SWITCH CORP. DBA OAK GRISGSBY DIV ELECTROSWITCH (USA)
SPECIFICATIONS
shaft_typeROUND, FLATTED SINGLE ACTUATOR
flat_height0.216 INCHES MINIMUM AND 0.220 INCHES MAXIMUM SINGLE ACTUATOR IN
shaft_length1.281 INCHES NOMINAL SINGLE ACTUATOR IN
thread_class2B SINGLE MOUNTING FACILITY
overall_width1.609 INCHES MAXIMUM IN
pole_quantity1 SINGLE SECTION FRONT
terminal_typeTAB, SOLDER LUG
overall_height1.875 INCHES NOMINAL IN
shaft_diameter0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM SINGLE ACTUATOR IN
throw_quantity3 SINGLE SECTION FRONT
mounting_methodTHREADED HOLE(S) SINGLE MOUNTING FACILITY
style_designatorCIRCULAR WAFER, BUSHING MOUNT
NSN5930-00-259-7184
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,ROTARY TITLE COMPONENT PN 128657-H1 MFR SWITCH,ROTARY
KEY FEATURES
SWITCH CONTACT BASIC DESIGN: NONPILE-UP SYMMETRICAL
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
PRECIOUS MATERIAL AND LOCATION: CONTACTS AND ROTOR BLADE SURFACES SILVER
PRECIOUS MATERIAL: SILVER
STYLE DESIGNATOR: CIRCULAR WAFER, BUSHING MOUNT
CONTACT LOAD CURRENT RATING: 1.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
THROW QUANTITY: 3 SINGLE SECTION REAR
SWITCH ACTUATOR POSITIONING INCREMENT: 60.0 DEGREES SINGLE ACTUATOR
TECHNICAL CHARACTERISTICS (FLIS)
SWITCH CONTACT BASIC DESIGNNONPILE-UP SYMMETRICAL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
PRECIOUS MATERIAL AND LOCATIONCONTACTS AND ROTOR BLADE SURFACES SILVER
PRECIOUS MATERIALSILVER
STYLE DESIGNATORCIRCULAR WAFER, BUSHING MOUNT
CONTACT LOAD CURRENT RATING1.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
THROW QUANTITY3 SINGLE SECTION REAR
SWITCH ACTUATOR POSITIONING INCREMENT60.0 DEGREES SINGLE ACTUATOR
CONTACT LOAD CURRENT RATING500.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
SWITCH ACTUATOR STOP DEVICE TYPEFIXED STOP SINGLE ACTUATOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
23379Interchangeable
interchangeable cross-reference
interchangeable
GGG-D-296Interchangeable
interchangeable cross-reference
interchangeable
382 1-1/8-7 UNCInterchangeable
interchangeable cross-reference
interchangeable
E1181-54-1Interchangeable
interchangeable cross-reference
interchangeable
85192Interchangeable
interchangeable cross-reference
interchangeable
10-30233Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 128657-H1?
128657-H1 is a SWITCH,ROTARY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 128657-H1?
There are 14 known substitutes for 128657-H1: 23379, GGG-D-296, 382 1-1/8-7 UNC and 11 more. Substitute compatibility should be verified for your specific system.
Is 128657-H1 still available?
128657-H1 is currently cancelled.
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