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Technical Data Sheet
57979-1 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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PRODUCT OVERVIEW

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, tooth_form: SPECIAL, pitch_diameter: 0.2500 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-704-9698, 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
57979-1
NSN: 3020-00-704-9698
FSC: 3020
CAGE: 96214 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON OVERALL
body_stylePLAIN, SOLID
bore_stylePLAIN BOTH ENDS
tooth_formSPECIAL
pitch_diameter0.2500 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity8
style_designatorPROTRUDING HUB
face_nominal_width0.130 INCHES IN
hub_nominal_diameter0.125 INCHES FIRST END IN
hub_style_designatorPLAIN FIRST END
bore_nominal_diameter0.0951 INCHES BOTH ENDS IN
NSN3020-00-704-9698
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN 57979-1 MFR GEAR,SPUR
KEY FEATURES
TOOTH FORM: SPECIAL
HUB NOMINAL DIAMETER: 0.125 INCHES FIRST END IN
PRESSURE ANGLE: 20.0000 DEGREES
NOMINAL OUTSIDE DIAMETER: 0.3120 INCHES IN
MATERIAL: PLASTIC POLYAMIDE NYLON OVERALL
BORE STYLE: PLAIN BOTH ENDS
FACE NOMINAL WIDTH: 0.130 INCHES IN
PITCH DIAMETER: 0.2500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
TOOTH FORMSPECIAL
HUB NOMINAL DIAMETER0.125 INCHES FIRST END IN
PRESSURE ANGLE20.0000 DEGREES
NOMINAL OUTSIDE DIAMETER0.3120 INCHES IN
MATERIALPLASTIC POLYAMIDE NYLON OVERALL
BORE STYLEPLAIN BOTH ENDS
FACE NOMINAL WIDTH0.130 INCHES IN
PITCH DIAMETER0.2500 INCHES NOMINAL IN
BODY STYLEPLAIN, SOLID
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.088 INCHES FIRST END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
S20605Interchangeable
interchangeable cross-reference
interchangeable
RB1157Interchangeable
interchangeable cross-reference
interchangeable
54-781R2Interchangeable
interchangeable cross-reference
interchangeable
SS41Interchangeable
interchangeable cross-reference
interchangeable
BY2218Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 57979-1?
57979-1 is a GEAR,SPUR.
What parts can replace 57979-1?
There are 5 known substitutes for 57979-1: S20605, RB1157, 54-781R2 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 57979-1?
57979-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-704-9698. This indicates validated use in U.S. government and defense supply chains.
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