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025558-1 — GEARSHAFT,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

025558-1: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include face_width: 0.250 INCHES NOMINAL IN, shaft_type: SHOULDERED, gear_material: STEEL COMP 4130, overall_length: 1.102 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, shaft_end_size: 0.124 INCHES AND 0.187 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-383-5103, 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
025558-1
NSN: 3040-01-383-5103
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 62228 — MEGGITT DEFENSE SYSTEMS, INC. DBA MEGGITT DEFENSE SYSTEMS INC (USA)
SPECIFICATIONS
face_width0.250 INCHES NOMINAL IN
shaft_typeSHOULDERED
gear_materialSTEEL COMP 4130
overall_length1.102 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
shaft_end_size0.124 INCHES AND 0.187 INCHES IN
shaft_end_typeCIRCULAR GROOVED 2 AND PLAIN
shaft_materialSTEEL COMP 4130
teeth_quantity18
diametral_pitch16
gear_outside_diameter1.250 INCHES NOMINAL IN
gear_location_on_shaftOFF CENTER BETWEEN ENDS OF SHAFT
NSN3040-01-383-5103
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,SPUR TITLE COMPONENT PN 025558-1 MFR GEARSHAFT,SPUR
KEY FEATURES
•
SHAFT TYPE: SHOULDERED
•
SHAFT MATERIAL: STEEL COMP 4130
•
SHAFT LARGEST DIAMETER: 0.187 INCHES NOMINAL IN
•
SHAFT END SIZE: 0.124 INCHES AND 0.187 INCHES IN
•
TEETH QUANTITY: 18
•
DIAMETRAL PITCH: 16
•
GEAR OUTSIDE DIAMETER: 1.250 INCHES NOMINAL IN
•
LONGER SHAFT SEGMENT LENGTH: 0.516 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHAFT TYPESHOULDERED
SHAFT MATERIALSTEEL COMP 4130
SHAFT LARGEST DIAMETER0.187 INCHES NOMINAL IN
SHAFT END SIZE0.124 INCHES AND 0.187 INCHES IN
TEETH QUANTITY18
DIAMETRAL PITCH16
GEAR OUTSIDE DIAMETER1.250 INCHES NOMINAL IN
LONGER SHAFT SEGMENT LENGTH0.516 INCHES NOMINAL IN
OVERALL LENGTH1.102 INCHES NOMINAL IN
GEAR MATERIALSTEEL COMP 4130
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 025558-1?
025558-1 is a GEARSHAFT,SPUR.
What is the NSN for 025558-1?
025558-1 is cataloged in the U.S. Government catalog under NSN 3040-01-383-5103. 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.