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Technical Data Sheet
PartsTable / MRO / 312-990045-280
312-990045-280 ✓ 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,TOGGLE is a the manufacturer industrial component. Key specifications include material: PLASTIC CASE, body_style: PRINTED CIRCUIT, body_width: 0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN, body_height: 0.240 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN, body_length: 0.860 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN, overall_width: 0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-01-181-4874, 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→ 312-990045-280
NSN: 5930-01-181-4874
FSC: 5930
CAGE: 38753 — CMC ELECTRONICS INC (CAN)
SPECIFICATIONS
materialPLASTIC CASE
body_stylePRINTED CIRCUIT
body_width0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
body_height0.240 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
body_length0.860 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN
overall_width0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
actuator_styleRECTANGULAR
actuator_width0.070 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
overall_height0.430 INCHES NOMINAL IN
overall_length0.860 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN
actuator_height0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
NSN5930-01-181-4874
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,TOGGLE TITLE COMPONENT PN 312-990045-280 MFR SWITCH,TOGGLE
KEY FEATURES
•
BODY WIDTH: 0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
•
NONPILE-UP CONTACT ARRANGEMENT: 1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED THIRD SWITCH UNIT
•
BODY HEIGHT: 0.240 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
•
TERMINAL TYPE AND QUANTITY: 16 PRINTED CIRCUIT
•
SPECIFICATION/STANDARD DATA: 81349-MIL-S-83504/2 GOVERNMENT SPECIFICATION
•
TEST DATA DOCUMENT: 81349-MIL-S-83504 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
•
MAXIMUM VOLTAGE RATING IN VOLTS: 6.0 DC AND 24.0 DC
•
INCLOSURE TYPE: HERMETICALLY SEALED
TECHNICAL CHARACTERISTICS (FLIS)
BODY WIDTH0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
NONPILE-UP CONTACT ARRANGEMENT1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED THIRD SWITCH UNIT
BODY HEIGHT0.240 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY16 PRINTED CIRCUIT
SPECIFICATION/STANDARD DATA81349-MIL-S-83504/2 GOVERNMENT SPECIFICATION
TEST DATA DOCUMENT81349-MIL-S-83504 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
MAXIMUM VOLTAGE RATING IN VOLTS6.0 DC AND 24.0 DC
INCLOSURE TYPEHERMETICALLY SEALED
ACTUATOR STYLERECTANGULAR
NONPILE-UP CONTACT ARRANGEMENT1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED FIRST SWITCH UNIT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
M83504/02-003Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-83504/2Interchangeable
interchangeable cross-reference
interchangeable
MIL-S-83504/2Interchangeable
interchangeable cross-reference
interchangeable
76RB07Interchangeable
interchangeable cross-reference
interchangeable
M83504/02-007Interchangeable
interchangeable cross-reference
interchangeable
76RB08Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 312-990045-280?
312-990045-280 is a SWITCH,TOGGLE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 312-990045-280?
There are 20 known substitutes for 312-990045-280: M83504/02-003, MIL-PRF-83504/2, MIL-S-83504/2 and 17 more. Substitute compatibility should be verified for your specific system.
Is 312-990045-280 still available?
312-990045-280 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026