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Technical Data Sheet
1770891 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 OVERALL, body_style: PLAIN, SOLID, tooth_form: STANDARD, pitch_diameter: 0.9990 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 48. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-058-0036, 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
1770891
NSN: 3020-00-058-0036
FSC: 3020
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 OVERALL
body_stylePLAIN, SOLID
tooth_formSTANDARD
pitch_diameter0.9990 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
pressure_angle20.0000 DEGREES
teeth_quantity48
style_designatorPROTRUDING HUB
surface_treatmentANODIZE OVERALL
face_nominal_width0.095 INCHES IN
end_nominal_diameter0.156 INCHES FIRST END IN
bore_nominal_diameter0.124 INCHES BOTH ENDS IN
nominal_overall_length0.345 INCHES IN
NSN3020-00-058-0036
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN 1770891 MFR GEAR,SPUR
KEY FEATURES
NOMINAL OVERALL LENGTH: 0.345 INCHES IN
NOMINAL OUTSIDE DIAMETER: 1.041 INCHES IN
END NOMINAL DIAMETER: 0.156 INCHES FIRST END IN
FIRST STEP NOMINAL DIAMETER: 0.220 INCHES FIRST END IN
BODY STYLE: PLAIN, SOLID
PITCH DIAMETER: 0.9990 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
PRECISION CLASSIFICATION: QUALITY NUMBER 10 OR QUALITY NUMBER 11
STYLE DESIGNATOR: PROTRUDING HUB
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL OVERALL LENGTH0.345 INCHES IN
NOMINAL OUTSIDE DIAMETER1.041 INCHES IN
END NOMINAL DIAMETER0.156 INCHES FIRST END IN
FIRST STEP NOMINAL DIAMETER0.220 INCHES FIRST END IN
BODY STYLEPLAIN, SOLID
PITCH DIAMETER0.9990 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
PRECISION CLASSIFICATIONQUALITY NUMBER 10 OR QUALITY NUMBER 11
STYLE DESIGNATORPROTRUDING HUB
TEETH QUANTITY48
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.250 INCHES FIRST END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
57014Interchangeable
interchangeable cross-reference
interchangeable
01980705Interchangeable
interchangeable cross-reference
interchangeable
54B6714H08Interchangeable
interchangeable cross-reference
interchangeable
UDR1922716Interchangeable
interchangeable cross-reference
interchangeable
7H3838Interchangeable
interchangeable cross-reference
interchangeable
1922716Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1770891?
1770891 is a GEAR,SPUR.
What parts can replace 1770891?
There are 7 known substitutes for 1770891: 57014, 01980705, 54B6714H08 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1770891?
1770891 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-058-0036. This indicates validated use in U.S. government and defense supply chains.
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