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12287887 — GEAR,INTERNAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

12287887: GEAR,INTERNAL.

The GEAR,INTERNAL is a the manufacturer industrial component. Key specifications include material: STEEL BODY, body_style: PLAIN, SOLID, teeth_type: SPUR, pitch_diameter: 0.4583 INCHES NOMINAL IN, pressure_angle: 30.0000 DEGREES, teeth_quantity: 22. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-111-4888, 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
12287887
NSN: 3020-01-111-4888
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL BODY
body_stylePLAIN, SOLID
teeth_typeSPUR
pitch_diameter0.4583 INCHES NOMINAL IN
pressure_angle30.0000 DEGREES
teeth_quantity22
style_designatorFLANGED RING
nominal_overall_length2.312 INCHES IN
flange_nominal_diameter1.120 INCHES IN
flange_nominal_thickness0.090 INCHES IN
nominal_outside_diameter0.775 INCHES IN
NSN3020-01-111-4888
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,INTERNAL TITLE COMPONENT PN 12287887 MFR GEAR,INTERNAL
KEY FEATURES
•
TEETH QUANTITY: 22
•
BODY STYLE: PLAIN, SOLID
•
FLANGE NOMINAL THICKNESS: 0.090 INCHES IN
•
FLANGE NOMINAL DIAMETER: 1.120 INCHES IN
•
TEETH TYPE: SPUR
•
NOMINAL OVERALL LENGTH: 2.312 INCHES IN
•
STYLE DESIGNATOR: FLANGED RING
•
PITCH DIAMETER: 0.4583 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
TEETH QUANTITY22
BODY STYLEPLAIN, SOLID
FLANGE NOMINAL THICKNESS0.090 INCHES IN
FLANGE NOMINAL DIAMETER1.120 INCHES IN
TEETH TYPESPUR
NOMINAL OVERALL LENGTH2.312 INCHES IN
STYLE DESIGNATORFLANGED RING
PITCH DIAMETER0.4583 INCHES NOMINAL IN
NOMINAL OUTSIDE DIAMETER0.775 INCHES IN
PRESSURE ANGLE30.0000 DEGREES
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12287887?
12287887 is a GEAR,INTERNAL.
What is the NSN for 12287887?
12287887 is cataloged in the U.S. Government catalog under NSN 3020-01-111-4888. 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.