PartsTable
Technical Data Sheet
PartsTable / MRO / 303-2
303-2 ✓ 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 TELETYPEWRITER SUBASSEMBLY is a the manufacturer industrial component. Key specifications include end_item_identification: 5815-00-892-1031,TELETYPEWRITER,TT-297/UG. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-001-3084, 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→ 303-2
NSN: 5930-00-001-3084
FSC: 5930
CAGE: 74545 — HUBBELL INCORPORATED (DELAWARE) DBA WIRING DEVICE-KELLEMS DIVISION (USA)
SPECIFICATIONS
end_item_identification5815-00-892-1031,TELETYPEWRITER,TT-297/UG
NSN5930-00-001-3084
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TELETYPEWRITER SUBASSEMBLY TITLE COMPONENT PN 303-2 MFR TELETYPEWRITER SUBASSE
KEY FEATURES
•
ACTUATOR POSITION-ACTION RELATIONSHIP: UP POSITION MAINTAINED AND DOWN POSITION MAINTAINED
•
ACTUATOR WIDTH: 0.406 INCHES NOMINAL IN
•
ACTUATOR STYLE: RECTANGULAR
•
NONPILE-UP CONTACT ARRANGEMENT: 2 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
•
MOUNTING METHOD: THREADED BUSHING
•
MAXIMUM VOLTAGE RATING IN VOLTS: 277.0 AC
•
INCLOSURE TYPE: FULLY INCLOSED
•
NOMINAL THREAD SIZE: 0.138 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
ACTUATOR POSITION-ACTION RELATIONSHIPUP POSITION MAINTAINED AND DOWN POSITION MAINTAINED
ACTUATOR WIDTH0.406 INCHES NOMINAL IN
ACTUATOR STYLERECTANGULAR
NONPILE-UP CONTACT ARRANGEMENT2 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
MOUNTING METHODTHREADED BUSHING
MAXIMUM VOLTAGE RATING IN VOLTS277.0 AC
INCLOSURE TYPEFULLY INCLOSED
NOMINAL THREAD SIZE0.138 INCHES IN
CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE30.000 AMPERES RESISTIVE AC
THREAD QUANTITY PER INCH32
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
40168-3Interchangeable
interchangeable cross-reference
interchangeable
712-0036-003Interchangeable
interchangeable cross-reference
interchangeable
40168Interchangeable
interchangeable cross-reference
interchangeable
W-S-896/2Interchangeable
interchangeable cross-reference
interchangeable
W-S-896/1Interchangeable
interchangeable cross-reference
interchangeable
1203-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 303-2?
303-2 is a TELETYPEWRITER SUBASSEMBLY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 303-2?
There are 24 known substitutes for 303-2: 40168-3, 712-0036-003, 40168 and 21 more. Substitute compatibility should be verified for your specific system.
Is 303-2 still available?
303-2 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