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PartsTable / COMPONENT / 78587H
78587H ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
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PRODUCT OVERVIEW

The PANEL,TELEPHONE SWITCHBOARD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8620H OVERALL, body_style: WEBBED, SOLID, bore_style: W/ KEYWAY BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: STANDARD, helix_angle: 23.4167 DEGREES. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-265-7747, 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
78587H
NSN: 3020-00-265-7747
FSC: 3020
CAGE: 89346 — NAVISTAR INTL CORP TRUCK BR OHIO PLANT (USA)
SPECIFICATIONS
materialSTEEL COMP 8620H OVERALL
body_styleWEBBED, SOLID
bore_styleW/ KEYWAY BOTH ENDS
teeth_typeSINGLE HELIX
tooth_formSTANDARD
helix_angle23.4167 DEGREES
pitch_diameter7.3330 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity44
tooth_directionRIGHT
style_designatorPROTRUDING HUBS
face_nominal_width1.500 INCHES IN
NSN3020-00-265-7747
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PANEL,TELEPHONE SWITCHBOARD TITLE COMPONENT PN 78587H MFR PANEL,TELEPHONE SWITCH
KEY FEATURES
•
BODY STYLE: WEBBED, SOLID
•
BORE NOMINAL DIAMETER: 2.250 INCHES FIRST END IN
•
MATERIAL: STEEL COMP 8620H OVERALL
•
NOMINAL OUTSIDE DIAMETER: 7.5240 INCHES IN
•
PRESSURE ANGLE: 20.0000 DEGREES
•
TEETH QUANTITY: 44
•
TOOTH DIRECTION: RIGHT
•
HUB NOMINAL DIAMETER: 2.750 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY STYLEWEBBED, SOLID
BORE NOMINAL DIAMETER2.250 INCHES FIRST END IN
MATERIALSTEEL COMP 8620H OVERALL
NOMINAL OUTSIDE DIAMETER7.5240 INCHES IN
PRESSURE ANGLE20.0000 DEGREES
TEETH QUANTITY44
TOOTH DIRECTIONRIGHT
HUB NOMINAL DIAMETER2.750 INCHES SECOND END IN
HUB NOMINAL DIAMETER2.750 INCHES FIRST END IN
HELIX ANGLE23.4167 DEGREES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
342C443H05Interchangeable
interchangeable cross-reference
interchangeable
F632Interchangeable
interchangeable cross-reference
interchangeable
M22520/5-39Interchangeable
interchangeable cross-reference
interchangeable
620307Interchangeable
interchangeable cross-reference
interchangeable
4191505-012Interchangeable
interchangeable cross-reference
interchangeable
5270AVInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 78587H?
78587H is a PANEL,TELEPHONE SWITCHBOARD.
What parts can replace 78587H?
There are 24 known substitutes for 78587H: 342C443H05, F632, M22520/5-39 and 21 more. Substitute compatibility should be verified for your specific system.
Is 78587H still available?
78587H is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026