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5548126 — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

5548126: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, end_similarity: NOT IDENTICAL, overall_length: 9.310 INCHES NOMINAL IN, surface_finish: 125.0 MICROINCHES, first_end_style: EXTERNAL THREADED, second_end_style: EXTERNAL THREADED. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-378-8658, 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
5548126
NSN: 3040-01-378-8658
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
step_quantity2
end_similarityNOT IDENTICAL
overall_length9.310 INCHES NOMINAL IN
surface_finish125.0 MICROINCHES
first_end_styleEXTERNAL THREADED
second_end_styleEXTERNAL THREADED
first_end_diameter0.3750 INCHES NOMINAL IN
second_end_diameter0.5000 INCHES NOMINAL IN
largest_step_diameter0.500 INCHES NOMINAL IN
first_end_external_thread_length1.750 INCHES NOMINAL IN
second_end_external_thread_length0.620 INCHES NOMINAL IN
NSN3040-01-378-8658
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 5548126 MFR SHAFT,SHOULDERED
KEY FEATURES
•
SURFACE FINISH: 125.0 MICROINCHES
•
SECOND END EXTERNAL THREAD LENGTH: 0.620 INCHES NOMINAL IN
•
STEP QUANTITY: 2
•
FIRST END DIAMETER: 0.3750 INCHES NOMINAL IN
•
SECOND END DIAMETER: 0.5000 INCHES NOMINAL IN
•
LARGEST STEP DIAMETER: 0.500 INCHES NOMINAL IN
•
FIRST END EXTERNAL THREAD LENGTH: 1.750 INCHES NOMINAL IN
•
FIRST END STYLE: EXTERNAL THREADED
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES
SECOND END EXTERNAL THREAD LENGTH0.620 INCHES NOMINAL IN
STEP QUANTITY2
FIRST END DIAMETER0.3750 INCHES NOMINAL IN
SECOND END DIAMETER0.5000 INCHES NOMINAL IN
LARGEST STEP DIAMETER0.500 INCHES NOMINAL IN
FIRST END EXTERNAL THREAD LENGTH1.750 INCHES NOMINAL IN
FIRST END STYLEEXTERNAL THREADED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 TY 304 COND A FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH9.310 INCHES NOMINAL IN
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5548126?
5548126 is a SHAFT,SHOULDERED.
What is the NSN for 5548126?
5548126 is cataloged in the U.S. Government catalog under NSN 3040-01-378-8658. 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.