8421843 — GEAR,HELICAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

8421843: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 934 OVERALL, body_style: PLAIN, SOLID, bore_style: W/ KEYWAY BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: STANDARD, helix_angle: 11.7301 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-652-9951, 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

8421843

NSN: 3020-00-652-9951
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)

SPECIFICATIONS

material	COPPER ALLOY 934 OVERALL
body_style	PLAIN, SOLID
bore_style	W/ KEYWAY BOTH ENDS
teeth_type	SINGLE HELIX
tooth_form	STANDARD
helix_angle	11.7301 DEGREES
pitch_diameter	1.2766 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	40
tooth_direction	RIGHT
style_designator	HUBLESS
face_nominal_width	0.310 INCHES IN
NSN	3020-00-652-9951

COMPONENT DIAGRAM

KEY FEATURES

•

KEYWAY NOMINAL WIDTH: 0.145 INCHES BOTH ENDS IN

•

BORE NOMINAL DIAMETER: 0.447 INCHES BOTH ENDS IN

•

HELIX ANGLE: 11.7301 DEGREES

•

TEETH QUANTITY: 40

•

BODY STYLE: PLAIN, SOLID

•

TOOTH DIRECTION: RIGHT

•

BORE STYLE: W/ KEYWAY BOTH ENDS

•

TEETH TYPE: SINGLE HELIX

TECHNICAL CHARACTERISTICS

KEYWAY NOMINAL WIDTH	0.145 INCHES BOTH ENDS IN
BORE NOMINAL DIAMETER	0.447 INCHES BOTH ENDS IN
HELIX ANGLE	11.7301 DEGREES
TEETH QUANTITY	40
BODY STYLE	PLAIN, SOLID
TOOTH DIRECTION	RIGHT
BORE STYLE	W/ KEYWAY BOTH ENDS
TEETH TYPE	SINGLE HELIX
STYLE DESIGNATOR	HUBLESS
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-390,ALLOY E8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

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

5097507Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

Ready to buy 8421843?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is 8421843?

8421843 is a GEAR,HELICAL.

What parts can replace 8421843?

There is 1 known substitute for 8421843: 5097507. Substitute compatibility should be verified for your specific system.

What is the NSN for 8421843?

8421843 is cataloged in the U.S. Government catalog under NSN 3020-00-652-9951. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

8421843 — GEAR,HELICAL

Request a Quote — 8421843