12446471 — GEAR,INTERNAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

12446471: GEAR,INTERNAL.

The GEAR,INTERNAL is a the manufacturer industrial component. Key specifications include pitch_diameter: 8.23 INCHES NOMINAL IN, pressure_angle: 25.0 DEGREES, teeth_quantity: 84, style_designator: PROTRUDING HUB, face_nominal_width: 1.96 INCHES IN, end_item_identification: 2520-01-626-5061. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-644-3631, 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

12446471

NSN: 3020-01-644-3631
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL COMP 4320 OR STEEL COMP 4320H OR STEEL COMP 4620 OR STEEL COMP 4620H OR STEEL COMP 8620 OR STEEL COMP 8620H OVERALL
pitch_diameter	8.23 INCHES NOMINAL IN
pressure_angle	25.0 DEGREES
teeth_quantity	84
special_features	CARBURIZE GEAR AND TEETH FILLETS. PROTRUDING HUB HAS (34) EXTERNAL SPLINES, WITH A 30 DEGREE PRESSURE ANGLE. GEAR HAS (5) EQUALLY SPACED .75 INCH DIAMETER THRU HOLES. IN
style_designator	PROTRUDING HUB
face_nominal_width	1.96 INCHES IN
end_item_identification	2520-01-626-5061
nominal_outside_diameter	9.31 INCHES IN
material_document_and_classification	ASTM A304 ASSN STD ALL MATERIAL RESPONSES OR ASTM A322 ASSN STD ALL MATERIAL RESPONSES OR ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agency	GEAR, RING
nominal_distance_between_body_face_and_protruding_hub_end	3.04 INCHES SECOND END IN
NSN	3020-01-644-3631

COMPONENT DIAGRAM

KEY FEATURES

•

TEETH QUANTITY: 84

•

NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 3.04 INCHES SECOND END IN

•

STYLE DESIGNATOR: PROTRUDING HUB

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A304 ASSN STD ALL MATERIAL RESPONSES OR ASTM A322 ASSN STD ALL MATERIAL RESPONSES OR ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

PITCH DIAMETER: 8.23 INCHES NOMINAL IN

•

NOMINAL OUTSIDE DIAMETER: 9.31 INCHES IN

TECHNICAL CHARACTERISTICS

TEETH QUANTITY	84
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END	3.04 INCHES SECOND END IN
STYLE DESIGNATOR	PROTRUDING HUB
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A304 ASSN STD ALL MATERIAL RESPONSES OR ASTM A322 ASSN STD ALL MATERIAL RESPONSES OR ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER	8.23 INCHES NOMINAL IN
NOMINAL OUTSIDE DIAMETER	9.31 INCHES IN
SPECIAL FEATURES	CARBURIZE GEAR AND TEETH FILLETS. PROTRUDING HUB HAS (34) EXTERNAL SPLINES, WITH A 30 DEGREE PRESSURE ANGLE. GEAR HAS (5) EQUALLY SPACED .75 INCH DIAMETER THRU HOLES. IN
PART NAME ASSIGNED BY CONTROLLING AGENCY	GEAR, RING
END ITEM IDENTIFICATION	2520-01-626-5061
PRESSURE ANGLE	25.0 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: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 12446471?

12446471 is a GEAR,INTERNAL.

What is the NSN for 12446471?

12446471 is cataloged in the U.S. Government catalog under NSN 3020-01-644-3631. This indicates validated use in U.S. government and defense supply chains.

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12446471 — GEAR,INTERNAL

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