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1770831 — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1770831: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416 OVERALL, body_style: PLAIN, SOLID, tooth_form: STANDARD, pitch_diameter: 0.9990 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN, pressure_angle: 14.5000 DEGREES, teeth_quantity: 24. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-045-6872, 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
1770831
NSN: 3020-00-045-6872
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 416 OVERALL
body_stylePLAIN, SOLID
tooth_formSTANDARD
pitch_diameter0.9990 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
pressure_angle14.5000 DEGREES
teeth_quantity24
style_designatorHUBLESS
surface_treatmentPASSIVATE OVERALL
face_nominal_width0.190 INCHES IN
bore_nominal_diameter0.313 INCHES BOTH ENDS IN
nominal_outside_diameter1.082 INCHES IN
precision_classificationQUALITY NUMBER 10 OR QUALITY NUMBER 11
NSN3020-00-045-6872
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN 1770831 MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
•
BORE NOMINAL DIAMETER: 0.313 INCHES BOTH ENDS IN
•
TEETH QUANTITY: 24
•
BODY STYLE: PLAIN, SOLID
•
PRECISION CLASSIFICATION: QUALITY NUMBER 10 OR QUALITY NUMBER 11
•
STYLE DESIGNATOR: HUBLESS
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764,TYPE 416 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
PITCH DIAMETER: 0.9990 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
•
TOOTH FORM: STANDARD
TECHNICAL CHARACTERISTICS
BORE NOMINAL DIAMETER0.313 INCHES BOTH ENDS IN
TEETH QUANTITY24
BODY STYLEPLAIN, SOLID
PRECISION CLASSIFICATIONQUALITY NUMBER 10 OR QUALITY NUMBER 11
STYLE DESIGNATORHUBLESS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,TYPE 416 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER0.9990 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
TOOTH FORMSTANDARD
NOMINAL OUTSIDE DIAMETER1.082 INCHES IN
SURFACE TREATMENTPASSIVATE OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
41-466Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1770831?
1770831 is a MICROCIRCUIT,DIGITAL.
What parts can replace 1770831?
There is 1 known substitute for 1770831: 41-466. Substitute compatibility should be verified for your specific system.
What is the NSN for 1770831?
1770831 is cataloged in the U.S. Government catalog under NSN 3020-00-045-6872. 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.