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1103-0300 — GEAR,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1103-0300: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, body_style: PLAIN, SOLID, tooth_form: STANDARD, pitch_diameter: 0.4380 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 28. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-403-9966, 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
1103-0300
NSN: 3020-00-403-9966
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 25249 — LINAIR DESIGN CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
body_stylePLAIN, SOLID
tooth_formSTANDARD
pitch_diameter0.4380 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity28
style_designatorHUBLESS
face_nominal_width0.125 INCHES IN
bore_nominal_diameter0.125 INCHES BOTH ENDS IN
nominal_outside_diameter0.469 INCHES IN
NSN3020-00-403-9966
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN 1103-0300 MFR GEAR,SPUR
KEY FEATURES
•
BORE NOMINAL DIAMETER: 0.125 INCHES BOTH ENDS IN
•
TEETH QUANTITY: 28
•
BODY STYLE: PLAIN, SOLID
•
STYLE DESIGNATOR: HUBLESS
•
PITCH DIAMETER: 0.4380 INCHES NOMINAL IN
•
TOOTH FORM: STANDARD
•
NOMINAL OUTSIDE DIAMETER: 0.469 INCHES IN
•
PRESSURE ANGLE: 20.0000 DEGREES
TECHNICAL CHARACTERISTICS
BORE NOMINAL DIAMETER0.125 INCHES BOTH ENDS IN
TEETH QUANTITY28
BODY STYLEPLAIN, SOLID
STYLE DESIGNATORHUBLESS
PITCH DIAMETER0.4380 INCHES NOMINAL IN
TOOTH FORMSTANDARD
NOMINAL OUTSIDE DIAMETER0.469 INCHES IN
PRESSURE ANGLE20.0000 DEGREES
MATERIALCOPPER ALLOY OVERALL
FACE NOMINAL WIDTH0.125 INCHES IN
OTHER ITEMS IN FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3020-00-000-0091 3020-00-001-0027 3020-00-001-0028 3020-00-001-0063 3020-00-001-0064 3020-00-001-0066 3020-00-001-0071 3020-00-001-0072
SUBSTITUTES & CROSS-REFERENCES 1
869379Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1103-0300?
1103-0300 is a GEAR,SPUR.
What parts can replace 1103-0300?
There is 1 known substitute for 1103-0300: 869379. Substitute compatibility should be verified for your specific system.
What is the NSN for 1103-0300?
1103-0300 is cataloged in the U.S. Government catalog under NSN 3020-00-403-9966. 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.