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S1535-20214-1 — GEARSHAFT,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

S1535-20214-1: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include face_width: 1.899 INCHES NOMINAL IN, shaft_type: SHOULDERED, overall_length: 3.744 INCHES NOMINAL IN, pressure_angle: 30.8600 DEGREES, shaft_end_size: 0.600 INCHES IN, shaft_end_type: SPLINED INVOLUTE. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-325-9920, 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
S1535-20214-1
NSN: 3040-00-325-9920
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
face_width1.899 INCHES NOMINAL IN
shaft_typeSHOULDERED
overall_length3.744 INCHES NOMINAL IN
pressure_angle30.8600 DEGREES
shaft_end_size0.600 INCHES IN
shaft_end_typeSPLINED INVOLUTE
shaft_materialSTEEL
teeth_quantity10
gear_outside_diameter2.054 INCHES MINIMUM AND 2.055 INCHES MAXIMUM IN
gear_location_on_shaftOFF CENTER BETWEEN ENDS OF SHAFT
shaft_largest_diameter0.625 INCHES NOMINAL IN
longer_shaft_segment_length1.219 INCHES NOMINAL IN
NSN3040-00-325-9920
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,SPUR TITLE COMPONENT PN S1535-20214-1 MFR GEARSHAFT,SPUR
KEY FEATURES
•
SHAFT TYPE: SHOULDERED
•
SHAFT MATERIAL: STEEL
•
SHAFT LARGEST DIAMETER: 0.625 INCHES NOMINAL IN
•
SHAFT END SIZE: 0.600 INCHES IN
•
TEETH QUANTITY: 10
•
GEAR OUTSIDE DIAMETER: 2.054 INCHES MINIMUM AND 2.055 INCHES MAXIMUM IN
•
LONGER SHAFT SEGMENT LENGTH: 1.219 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHAFT TYPESHOULDERED
SHAFT MATERIALSTEEL
SHAFT LARGEST DIAMETER0.625 INCHES NOMINAL IN
SHAFT END SIZE0.600 INCHES IN
TEETH QUANTITY10
GEAR OUTSIDE DIAMETER2.054 INCHES MINIMUM AND 2.055 INCHES MAXIMUM IN
LONGER SHAFT SEGMENT LENGTH1.219 INCHES NOMINAL IN
OVERALL LENGTH3.744 INCHES NOMINAL IN
SHAFT END TYPESPLINED INVOLUTE
GEAR LOCATION ON SHAFTOFF CENTER BETWEEN ENDS OF SHAFT
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: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S1535-20214-1?
S1535-20214-1 is a GEARSHAFT,SPUR.
What is the NSN for S1535-20214-1?
S1535-20214-1 is cataloged in the U.S. Government catalog under NSN 3040-00-325-9920. 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.