1812864 — GEAR,SPUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1812864: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 FIRST GEAR, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, pitch_diameter: 0.4375 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 28. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-486-6802, 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

1812864

NSN: 3020-01-486-6802
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)

SPECIFICATIONS

material	STEEL COMP 303 FIRST GEAR
body_style	PLAIN, SOLID
bore_style	PLAIN BOTH ENDS
pitch_diameter	0.4375 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	28
special_features	MODIFIED FROM STERLING INSTRUMENT P/N S1086Z-064S028 AND AS SPECIFIED ON DRAWING
style_designator	PROTRUDING HUB
surface_treatment	PASSIVATE OVERALL
face_nominal_width	0.187 INCHES IN
hub_nominal_diameter	0.500 INCHES FIRST END IN
hub_style_designator	PINNED FIRST END
NSN	3020-01-486-6802

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 0.2498 INCHES BOTH ENDS IN

•

HUB NOMINAL DIAMETER: 0.500 INCHES FIRST END IN

•

TEETH QUANTITY: 28

•

BODY STYLE: PLAIN, SOLID

•

BORE STYLE: PLAIN BOTH ENDS

•

NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 0.250 INCHES FIRST END IN

•

SUPPLEMENTARY FEATURES: DIAMETRAL PITCH: 64

•

STYLE DESIGNATOR: PROTRUDING HUB

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	0.2498 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER	0.500 INCHES FIRST END IN
TEETH QUANTITY	28
BODY STYLE	PLAIN, SOLID
BORE STYLE	PLAIN BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END	0.250 INCHES FIRST END IN
SUPPLEMENTARY FEATURES	DIAMETRAL PITCH: 64
STYLE DESIGNATOR	PROTRUDING HUB
PITCH DIAMETER	0.4375 INCHES NOMINAL IN
HUB STYLE DESIGNATOR	PINNED FIRST END

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

1981509 PC 14Same 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 1812864?

1812864 is a GEAR,SPUR.

What parts can replace 1812864?

There is 1 known substitute for 1812864: 1981509 PC 14. Substitute compatibility should be verified for your specific system.

What is the NSN for 1812864?

1812864 is cataloged in the U.S. Government catalog under NSN 3020-01-486-6802. This indicates validated use in U.S. government and defense supply chains.

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1812864 — GEAR,SPUR

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