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7073779 — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

7073779: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL, end_similarity: NOT IDENTICAL, overall_length: 2.680 INCHES NOMINAL IN, surface_finish: 32.0 MICROINCHES, first_end_style: TWO FLATS, second_end_style: TWO FLATS. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-756-1535, 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
7073779
NSN: 3040-00-756-1535
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)
SPECIFICATIONS
materialSTEEL
step_quantity3
end_similarityNOT IDENTICAL
overall_length2.680 INCHES NOMINAL IN
surface_finish32.0 MICROINCHES
first_end_styleTWO FLATS
second_end_styleTWO FLATS
first_end_diameter0.2470 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
second_end_diameter0.1872 INCHES NOMINAL IN
first_end_step_length0.300 INCHES NOMINAL IN
largest_step_diameter0.380 INCHES NOMINAL IN
second_end_step_length0.700 INCHES NOMINAL IN
NSN3040-00-756-1535
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 7073779 MFR SHAFT,SHOULDERED
KEY FEATURES
•
SURFACE FINISH: 32.0 MICROINCHES
•
STEP QUANTITY: 3
•
FIRST END DIAMETER: 0.2470 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
•
FIRST END STEP LENGTH: 0.300 INCHES NOMINAL IN
•
SECOND END DIAMETER: 0.1872 INCHES NOMINAL IN
•
SECOND END STEP LENGTH: 0.700 INCHES NOMINAL IN
•
LARGEST STEP DIAMETER: 0.380 INCHES NOMINAL IN
•
FIRST END ANGLE BETWEEN FLATS: 90.0 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES
STEP QUANTITY3
FIRST END DIAMETER0.2470 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
FIRST END STEP LENGTH0.300 INCHES NOMINAL IN
SECOND END DIAMETER0.1872 INCHES NOMINAL IN
SECOND END STEP LENGTH0.700 INCHES NOMINAL IN
LARGEST STEP DIAMETER0.380 INCHES NOMINAL IN
FIRST END ANGLE BETWEEN FLATS90.0 DEGREES NOMINAL
FIRST END STYLETWO FLATS
SECOND END ANGLE BETWEEN FLATS90.0 DEGREES NOMINAL
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 1
7073779P1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7073779?
7073779 is a SHAFT,SHOULDERED.
What parts can replace 7073779?
There is 1 known substitute for 7073779: 7073779P1. Substitute compatibility should be verified for your specific system.
What is the NSN for 7073779?
7073779 is cataloged in the U.S. Government catalog under NSN 3040-00-756-1535. 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.