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PartsTable / COMPONENT / INVOLUTE 12-4 2-1/4
INVOLUTE 12-4 2-1/4 ✓ Verified by PartsTable
— · COMPONENT
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 INVOLUTE 12-4 2-1/4 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-00-187-6540, 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
INVOLUTE 12-4 2-1/4
NSN: 3455-00-187-6540
FSC: 3455
CAGE: 72295 — F & D TOOL CO INC (USA)
SPECIFICATIONS
Part NumberINVOLUTE 12-4 2-1/4
NSN3455-00-187-6540
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INVOLUTE 12-4 2-1/4 TITLE COMPONENT PN INVOLUTE 12-4 2-1/4 MFR INVOLUTE 12-4 2-1/4
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
D-760/PITCH12 CUTTER7Interchangeable
interchangeable cross-reference
interchangeable
17902Interchangeable
interchangeable cross-reference
interchangeable
821C-123Interchangeable
interchangeable cross-reference
interchangeable
54-10085Interchangeable
interchangeable cross-reference
interchangeable
17898Interchangeable
interchangeable cross-reference
interchangeable
53558Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is INVOLUTE 12-4 2-1/4?
INVOLUTE 12-4 2-1/4 is a INVOLUTE 12-4 2-1/4.
What parts can replace INVOLUTE 12-4 2-1/4?
There are 21 known substitutes for INVOLUTE 12-4 2-1/4: D-760/PITCH12 CUTTER7, 17902, 821C-123 and 18 more. Substitute compatibility should be verified for your specific system.
Is INVOLUTE 12-4 2-1/4 still available?
INVOLUTE 12-4 2-1/4 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