PartsTable
Technical Data Sheet
PartsTable / MRO / 305121
305121 ✓ 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 overall_length: 4.003 INCHES NOMINAL IN, overall_diameter: 0.875 INCHES NOMINAL IN, end_item_identification: TELETYPEWRITER SET MODEL 37ASR, component_type_and_quantity: 1 SHAFT AND 1 BUSHING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1620-00-587-2105, 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→ 305121
NSN: 1620-00-587-2105
FSC: 1620
CAGE: 74480 — VIBRATECH INC (USA)
SPECIFICATIONS
overall_length4.003 INCHES NOMINAL IN
overall_diameter0.875 INCHES NOMINAL IN
end_item_identificationTELETYPEWRITER SET MODEL 37ASR
component_type_and_quantity1 SHAFT AND 1 BUSHING
NSN1620-00-587-2105
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TELETYPEWRITER SUBASSEMBLY TITLE COMPONENT PN 305121 MFR TELETYPEWRITER SUBASSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
TW-66008Interchangeable
interchangeable cross-reference
interchangeable
30512-1Interchangeable
interchangeable cross-reference
interchangeable
2285225Interchangeable
interchangeable cross-reference
interchangeable
3.0-51-21 PC5 3INInterchangeable
interchangeable cross-reference
interchangeable
BN-2.0/12-52 L10 PC5 3INInterchangeable
interchangeable cross-reference
interchangeable
3.0-51-21Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 305121?
305121 is a TELETYPEWRITER SUBASSEMBLY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 305121?
There are 6 known substitutes for 305121: TW-66008, 30512-1, 2285225 and 3 more. Substitute compatibility should be verified for your specific system.
Is 305121 still available?
305121 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