98992R1 — GEAR,HELICAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

98992R1: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: PLAIN, SOLID, bore_style: INVOLUTE SPLINE BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: STANDARD, helix_angle: 17.5447 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-734-6763, 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

98992R1

NSN: 3020-00-734-6763
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 31007 — NAVISTAR INTERNATIONAL CORPORATION DBA NAVISTAR (USA)

SPECIFICATIONS

material	STEEL OVERALL
body_style	PLAIN, SOLID
bore_style	INVOLUTE SPLINE BOTH ENDS
teeth_type	SINGLE HELIX
tooth_form	STANDARD
helix_angle	17.5447 DEGREES
pitch_diameter	7.5170 INCHES NOMINAL IN
pressure_angle	18.2980 DEGREES
teeth_quantity	37
spline_quantity	34 BOTH ENDS
tooth_direction	LEFT
special_features	HUB OD 6 DEG 2-1/2 FROM 5.325 IN. MIN,5.326 IN. MAX DIA; SPLINE MINOR DIA 4.195 IN. NOM IN
NSN	3020-00-734-6763

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 3.376 INCHES SECOND END IN

•

HELIX ANGLE: 17.5447 DEGREES

•

HUB NOMINAL DIAMETER: 5.325 INCHES FIRST END IN

•

TEETH QUANTITY: 37

•

BODY STYLE: PLAIN, SOLID

•

COUNTERBORE NOMINAL DIAMETER: 3.951 INCHES SECOND END IN

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	3.376 INCHES SECOND END IN
BORE NOMINAL DIAMETER	4.505 INCHES FIRST END IN
HELIX ANGLE	17.5447 DEGREES
HUB NOMINAL DIAMETER	5.325 INCHES FIRST END IN
TEETH QUANTITY	37
BODY STYLE	PLAIN, SOLID
COUNTERBORE NOMINAL DIAMETER	3.951 INCHES SECOND END IN
COUNTERBORE NOMINAL DIAMETER	4.195 INCHES FIRST END IN
TOOTH DIRECTION	LEFT
BORE STYLE	INVOLUTE SPLINE BOTH ENDS

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 3

KC5299Reference document

Same NSN cross-reference

Reference document — Secondary reference

7346763Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

3892N1210Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 98992R1?

98992R1 is a GEAR,HELICAL.

What parts can replace 98992R1?

There are 3 known substitutes for 98992R1: KC5299, 7346763, 3892N1210. Substitute compatibility should be verified for your specific system.

What is the NSN for 98992R1?

98992R1 is cataloged in the U.S. Government catalog under NSN 3020-00-734-6763. This indicates validated use in U.S. government and defense supply chains.

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98992R1 — GEAR,HELICAL

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