2730-805 — GEAR SECTOR,INTERNAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

2730-805: GEAR SECTOR,INTERNAL.

The GEAR SECTOR,INTERNAL is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, body_style: PLAIN, SOLID, bore_style: STRAIGHT SPLINE BOTH ENDS, pitch_diameter: 4.2500 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 34. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-391-6428, 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

2730-805

NSN: 3020-01-391-6428
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)

SPECIFICATIONS

material	NICKEL ALLOY OVERALL
body_style	PLAIN, SOLID
bore_style	STRAIGHT SPLINE BOTH ENDS
pitch_diameter	4.2500 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	34
spline_quantity	10 BOTH ENDS
style_designator	PROTRUDING HUB
face_nominal_width	0.375 INCHES IN
hub_nominal_diameter	1.125 INCHES FIRST END IN
hub_style_designator	PINNED FIRST END
bore_nominal_diameter	0.750 INCHES BOTH ENDS IN
NSN	3020-01-391-6428

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 0.750 INCHES BOTH ENDS IN

•

HUB NOMINAL DIAMETER: 1.125 INCHES FIRST END IN

•

TEETH QUANTITY: 34

•

BODY STYLE: PLAIN, SOLID

•

BORE STYLE: STRAIGHT SPLINE BOTH ENDS

•

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

•

STYLE DESIGNATOR: PROTRUDING HUB

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	0.750 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER	1.125 INCHES FIRST END IN
TEETH QUANTITY	34
BODY STYLE	PLAIN, SOLID
BORE STYLE	STRAIGHT SPLINE BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END	0.250 INCHES FIRST END IN
STYLE DESIGNATOR	PROTRUDING HUB
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER	4.2500 INCHES NOMINAL IN
HUB STYLE DESIGNATOR	PINNED FIRST END

SUBSTITUTES & CROSS-REFERENCES 3

6398093Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

501-6398093Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

2730-805 ITEM 21Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 2730-805?

2730-805 is a GEAR SECTOR,INTERNAL.

What parts can replace 2730-805?

There are 3 known substitutes for 2730-805: 6398093, 501-6398093, 2730-805 ITEM 21. Substitute compatibility should be verified for your specific system.

What is the NSN for 2730-805?

2730-805 is cataloged in the U.S. Government catalog under NSN 3020-01-391-6428. This indicates validated use in U.S. government and defense supply chains.

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