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1655742 — GEARSHAFT,HELICAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1655742: GEARSHAFT,HELICAL.

The GEARSHAFT,HELICAL is a the manufacturer industrial component. Key specifications include face_width: 2.250 INCHES NOMINAL IN, shaft_type: SHOULDERED, teeth_type: SINGLE HELIX, helix_angle: 15.0000 DEGREES, shaft_length: 8.562 INCHES NOMINAL IN, gear_material: STEEL COMP 4150. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-604-9771, 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
1655742
NSN: 3040-00-604-9771
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
face_width2.250 INCHES NOMINAL IN
shaft_typeSHOULDERED
teeth_typeSINGLE HELIX
helix_angle15.0000 DEGREES
shaft_length8.562 INCHES NOMINAL IN
gear_materialSTEEL COMP 4150
overall_length10.812 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
shaft_end_size2.360 INCHES AND 2.376 INCHES IN
shaft_end_typePLAIN AND THREADED EXTERNAL
shaft_materialSTEEL COMP 4150
teeth_quantity16
NSN3040-00-604-9771
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,HELICAL TITLE COMPONENT PN 1655742 MFR GEARSHAFT,HELICAL
KEY FEATURES
•
SHAFT TYPE: SHOULDERED
•
SHAFT MATERIAL: STEEL COMP 4150
•
HELIX ANGLE: 15.0000 DEGREES
•
SHAFT LARGEST DIAMETER: 2.875 INCHES NOMINAL IN
•
SHAFT END SIZE: 2.360 INCHES AND 2.376 INCHES IN
•
TEETH QUANTITY: 16
•
TOOTH DIRECTION: LEFT
•
DIAMETRAL PITCH: 5
TECHNICAL CHARACTERISTICS
SHAFT TYPESHOULDERED
SHAFT MATERIALSTEEL COMP 4150
HELIX ANGLE15.0000 DEGREES
SHAFT LARGEST DIAMETER2.875 INCHES NOMINAL IN
SHAFT END SIZE2.360 INCHES AND 2.376 INCHES IN
TEETH QUANTITY16
TOOTH DIRECTIONLEFT
DIAMETRAL PITCH5
TEETH TYPESINGLE HELIX
GEAR OUTSIDE DIAMETER3.632 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 1
BUWEPSDWG1655742Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1655742?
1655742 is a GEARSHAFT,HELICAL.
What parts can replace 1655742?
There is 1 known substitute for 1655742: BUWEPSDWG1655742. Substitute compatibility should be verified for your specific system.
What is the NSN for 1655742?
1655742 is cataloged in the U.S. Government catalog under NSN 3040-00-604-9771. 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.