551-230 — GEAR,SPUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

551-230: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 2.3958 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-181-9584, 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

551-230

NSN: 3020-01-181-9584
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 01351 — SOUTHERN GEAR & MACHINE INC (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY 2024 OVERALL
body_style	PLAIN, SOLID
bore_style	PLAIN BOTH ENDS
tooth_form	STANDARD
pitch_diameter	2.3958 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	230
style_designator	HUBLESS
face_nominal_width	0.125 INCHES IN
bore_nominal_diameter	1.188 INCHES BOTH ENDS IN
nominal_outside_diameter	2.417 INCHES IN
material_document_and_classification	QQ-A-250/4,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN	3020-01-181-9584

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 1.188 INCHES BOTH ENDS IN

•

TEETH QUANTITY: 230

•

BODY STYLE: PLAIN, SOLID

•

BORE STYLE: PLAIN BOTH ENDS

•

STYLE DESIGNATOR: HUBLESS

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/4,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

PITCH DIAMETER: 2.3958 INCHES NOMINAL IN

•

TOOTH FORM: STANDARD

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	1.188 INCHES BOTH ENDS IN
TEETH QUANTITY	230
BODY STYLE	PLAIN, SOLID
BORE STYLE	PLAIN BOTH ENDS
STYLE DESIGNATOR	HUBLESS
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-250/4,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER	2.3958 INCHES NOMINAL IN
TOOTH FORM	STANDARD
NOMINAL OUTSIDE DIAMETER	2.417 INCHES IN
PRESSURE ANGLE	20.0000 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 1

13084065Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Demilitarization required — mutilation + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is 551-230?

551-230 is a GEAR,SPUR.

What parts can replace 551-230?

There is 1 known substitute for 551-230: 13084065. Substitute compatibility should be verified for your specific system.

What is the NSN for 551-230?

551-230 is cataloged in the U.S. Government catalog under NSN 3020-01-181-9584. This indicates validated use in U.S. government and defense supply chains.

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551-230 — GEAR,SPUR

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