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E618191REVA — GEAR,ANTIBACKLASH,SPUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

E618191REVA: GEAR,ANTIBACKLASH,SPUR.

The GEAR,ANTIBACKLASH,SPUR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 2.2500 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 144. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-948-6918, 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
E618191REVA
NSN: 3020-00-948-6918
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 08783 — RAYTHEON CO (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
bore_stylePLAIN BOTH ENDS
tooth_formSTANDARD
pitch_diameter2.2500 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity144
style_designatorPROTRUDING HUB
attachment_methodCLAMP
surface_treatmentANODIZE OVERALL
face_nominal_width0.115 INCHES IN
backlash_designationGRADE C
hub_nominal_diameter0.312 INCHES FIRST END IN
NSN3020-00-948-6918
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,ANTIBACKLASH,SPUR TITLE COMPONENT PN E618191REVA MFR GEAR,ANTIBACKLASH,SPUR
KEY FEATURES
•
BORE NOMINAL DIAMETER: 0.241 INCHES BOTH ENDS IN
•
HUB NOMINAL DIAMETER: 0.312 INCHES FIRST END IN
•
BACKLASH DESIGNATION: GRADE C
•
TEETH QUANTITY: 144
•
CLAMPING SURFACE NOMINAL LENGTH: 0.250 INCHES FIRST END IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
BORE STYLE: PLAIN BOTH ENDS
•
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 0.238 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS
BORE NOMINAL DIAMETER0.241 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER0.312 INCHES FIRST END IN
BACKLASH DESIGNATIONGRADE C
TEETH QUANTITY144
CLAMPING SURFACE NOMINAL LENGTH0.250 INCHES FIRST END IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
BORE STYLEPLAIN BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.238 INCHES FIRST END IN
PRECISION CLASSIFICATIONQUALITY NUMBER 11
STYLE DESIGNATORPROTRUDING HUB
SUBSTITUTES & CROSS-REFERENCES 1
E618191Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is E618191REVA?
E618191REVA is a GEAR,ANTIBACKLASH,SPUR.
What parts can replace E618191REVA?
There is 1 known substitute for E618191REVA: E618191. Substitute compatibility should be verified for your specific system.
What is the NSN for E618191REVA?
E618191REVA is cataloged in the U.S. Government catalog under NSN 3020-00-948-6918. 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.