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6537489 — GEAR SECTOR,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

6537489: GEAR SECTOR,SPUR.

The GEAR SECTOR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, tooth_form: STANDARD, pressure_angle: 20.0000 DEGREES, teeth_quantity: 139, style_designator: HUBLESS, body_recess_nominal_depth: 0.450 INCHES BOTH ENDS IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-653-7489, 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
6537489
NSN: 3020-00-653-7489
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
tooth_formSTANDARD
pressure_angle20.0000 DEGREES
teeth_quantity139
style_designatorHUBLESS
body_recess_nominal_depth0.450 INCHES BOTH ENDS IN
material_document_and_classificationQQ-S-681 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3020-00-653-7489
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR SECTOR,SPUR TITLE COMPONENT PN 6537489 MFR GEAR SECTOR,SPUR
KEY FEATURES
•
TEETH QUANTITY: 139
•
STYLE DESIGNATOR: HUBLESS
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-681 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
TOOTH FORM: STANDARD
•
PRESSURE ANGLE: 20.0000 DEGREES
•
MATERIAL: STEEL OVERALL
•
BODY RECESS NOMINAL DEPTH: 0.450 INCHES BOTH ENDS IN
TECHNICAL CHARACTERISTICS
TEETH QUANTITY139
STYLE DESIGNATORHUBLESS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-681 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TOOTH FORMSTANDARD
PRESSURE ANGLE20.0000 DEGREES
MATERIALSTEEL OVERALL
BODY RECESS NOMINAL DEPTH0.450 INCHES BOTH ENDS IN
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
Demilitarization required — complete disassembly
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FREQUENTLY ASKED QUESTIONS
What is 6537489?
6537489 is a GEAR SECTOR,SPUR.
What is the NSN for 6537489?
6537489 is cataloged in the U.S. Government catalog under NSN 3020-00-653-7489. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.