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4703B — GEARSHAFT,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4703B: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include face_width: 0.750 INCHES NOMINAL IN, shaft_type: STRAIGHT, gear_material: STEEL, overall_length: 2.906 INCHES NOMINAL IN, shaft_diameter: 0.749 INCHES NOMINAL IN, shaft_end_size: 0.749 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-679-5339, 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
4703B
NSN: 3040-00-679-5339
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 8FGX3 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORP DBA STEAM & AIR SOLUTIONS DIV CURTISS-WRIGHT STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
face_width0.750 INCHES NOMINAL IN
shaft_typeSTRAIGHT
gear_materialSTEEL
overall_length2.906 INCHES NOMINAL IN
shaft_diameter0.749 INCHES NOMINAL IN
shaft_end_size0.749 INCHES IN
shaft_end_typeSLOTTED, SPLINED STRAIGHT
shaft_materialSTEEL
teeth_quantity12
diametral_pitch8
gear_outside_diameter1.750 INCHES NOMINAL IN
gear_location_on_shaftON END OF SHAFT
NSN3040-00-679-5339
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,SPUR TITLE COMPONENT PN 4703B MFR GEARSHAFT,SPUR
KEY FEATURES
•
SHAFT TYPE: STRAIGHT
•
SHAFT MATERIAL: STEEL
•
SHAFT END SIZE: 0.749 INCHES IN
•
SHAFT DIAMETER: 0.749 INCHES NOMINAL IN
•
TEETH QUANTITY: 12
•
DIAMETRAL PITCH: 8
•
GEAR OUTSIDE DIAMETER: 1.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHAFT TYPESTRAIGHT
SHAFT MATERIALSTEEL
SHAFT END SIZE0.749 INCHES IN
SHAFT DIAMETER0.749 INCHES NOMINAL IN
TEETH QUANTITY12
DIAMETRAL PITCH8
GEAR OUTSIDE DIAMETER1.750 INCHES NOMINAL IN
OVERALL LENGTH2.906 INCHES NOMINAL IN
GEAR MATERIALSTEEL
SHAFT END TYPESLOTTED, SPLINED STRAIGHT
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 2
200110DPC69Reference document
Same NSN cross-reference
Reference document — Secondary reference
3298002PC69Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 4703B?
4703B is a GEARSHAFT,SPUR.
What parts can replace 4703B?
There are 2 known substitutes for 4703B: 200110DPC69, 3298002PC69. Substitute compatibility should be verified for your specific system.
What is the NSN for 4703B?
4703B is cataloged in the U.S. Government catalog under NSN 3040-00-679-5339. 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.