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74D115050-2121 — EXTENSION SHAFT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

74D115050-2121: EXTENSION SHAFT.

The EXTENSION SHAFT is a the manufacturer industrial component. Key specifications include length: 8.540 INCHES NOMINAL IN, special_features: INTERNALLY THREADED ON ONE END AND EXTERNALLY ON OTHER, attachment_method: THREADED HOLES, shaft_end_diameter: 0.375 INCHES NOMINAL IN, end_item_identification: F-18 RTRY ACTR TOOL SET, shaft_end_configuration: HEXAGON. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-461-5584, 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
74D115050-2121
NSN: 3040-01-461-5584
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
length8.540 INCHES NOMINAL IN
special_featuresINTERNALLY THREADED ON ONE END AND EXTERNALLY ON OTHER
attachment_methodTHREADED HOLES
shaft_end_diameter0.375 INCHES NOMINAL IN
end_item_identificationF-18 RTRY ACTR TOOL SET
shaft_end_configurationHEXAGON
distance_from_flat_to_flat0.2152 INCHES NOMINAL IN
NSN3040-01-461-5584
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available EXTENSION SHAFT TITLE COMPONENT PN 74D115050-2121 MFR EXTENSION SHAFT
KEY FEATURES
•
LENGTH: 8.540 INCHES NOMINAL IN
•
DISTANCE FROM FLAT TO FLAT: 0.2152 INCHES NOMINAL IN
•
SHAFT END DIAMETER: 0.375 INCHES NOMINAL IN
•
SHAFT END CONFIGURATION: HEXAGON
•
ATTACHMENT METHOD: THREADED HOLES
TECHNICAL CHARACTERISTICS
LENGTH8.540 INCHES NOMINAL IN
DISTANCE FROM FLAT TO FLAT0.2152 INCHES NOMINAL IN
SHAFT END DIAMETER0.375 INCHES NOMINAL IN
SPECIAL FEATURESINTERNALLY THREADED ON ONE END AND EXTERNALLY ON OTHER
END ITEM IDENTIFICATIONF-18 RTRY ACTR TOOL SET
SHAFT END CONFIGURATIONHEXAGON
ATTACHMENT METHODTHREADED HOLES
OTHER ITEMS IN FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046 3040-00-001-0047 3040-00-001-0048 3040-00-001-0068 3040-00-001-0077 3040-00-001-0078 3040-00-001-0089 3040-00-001-1224
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 74D115050-2121?
74D115050-2121 is a EXTENSION SHAFT.
What is the NSN for 74D115050-2121?
74D115050-2121 is cataloged in the U.S. Government catalog under NSN 3040-01-461-5584. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.