PartsTable
Technical Data Sheet
PartsTable / MRO / 1TB1-1
1TB1-1 ✓ 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

The SWITCH,SENSITIVE is a the manufacturer industrial component. Key specifications include body_style: HOLE MOUNTED, body_width: 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN, body_height: 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN, body_length: 1.235 INCHES MINIMUM AND 1.265 INCHES MAXIMUM IN, overall_width: 0.500 INCHES NOMINAL IN, actuator_style: RECTANGULAR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-052-2437, 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→ 1TB1-1
NSN: 5930-00-052-2437
FSC: 5930
CAGE: 08484 — BREEZE-EASTERN LLC (USA)
SPECIFICATIONS
body_styleHOLE MOUNTED
body_width0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
body_height0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
body_length1.235 INCHES MINIMUM AND 1.265 INCHES MAXIMUM IN
overall_width0.500 INCHES NOMINAL IN
actuator_styleRECTANGULAR
actuator_width0.225 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
overall_height0.500 INCHES NOMINAL IN
overall_length1.825 INCHES NOMINAL IN
actuator_height0.025 INCHES NOMINAL IN
actuator_length0.214 INCHES MINIMUM AND 0.224 INCHES MAXIMUM IN
NSN5930-00-052-2437
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,SENSITIVE TITLE COMPONENT PN 1TB1-1 MFR SWITCH,SENSITIVE
KEY FEATURES
•
ACTUATOR FREE POSITION HEIGHT: 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
•
BODY WIDTH: 0.515 INCHES MAXIMUM IN
•
INCLOSURE TYPE: UNINCLOSED
•
BODY STYLE: HOLE MOUNTED
•
NONPILE-UP CONTACT ARRANGEMENT: 1 TWO CIRCUIT, DOUBLE BREAK/DOUBLE MAKE, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
•
TERMINAL TYPE AND QUANTITY: 4 SCREW
•
TEST DATA DOCUMENT: 81349-MILS8805 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.).
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.515 INCHES MAXIMUM IN
ACTUATOR FREE POSITION HEIGHT0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
BODY WIDTH0.515 INCHES MAXIMUM IN
INCLOSURE TYPEUNINCLOSED
BODY STYLEHOLE MOUNTED
NONPILE-UP CONTACT ARRANGEMENT1 TWO CIRCUIT, DOUBLE BREAK/DOUBLE MAKE, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
TERMINAL TYPE AND QUANTITY4 SCREW
TEST DATA DOCUMENT81349-MILS8805 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.).
SWITCH ACTUATING FORCE20.0 OUNCES MAXIMUM OZ
MAXIMUM VOLTAGE RATING IN VOLTS115.0 AC AND 28.0 DC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
103202Interchangeable
interchangeable cross-reference
interchangeable
YMS1S4902-435685PC74Interchangeable
interchangeable cross-reference
interchangeable
3249163Interchangeable
interchangeable cross-reference
interchangeable
1A4853-1Interchangeable
interchangeable cross-reference
interchangeable
S2-44Interchangeable
interchangeable cross-reference
interchangeable
1TB1-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1TB1-1?
1TB1-1 is a SWITCH,SENSITIVE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1TB1-1?
There are 17 known substitutes for 1TB1-1: 103202, YMS1S4902-435685PC74, 3249163 and 14 more. Substitute compatibility should be verified for your specific system.
Is 1TB1-1 still available?
1TB1-1 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