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PartsTable / COMPONENT / AU4-1-1-4
AU4-1-1-4 ✓ 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 PULLEY,GROOVE is a the manufacturer industrial component. Key specifications include bearings: NOT INCLUDED, bore_type: STRAIGHT, bore_length: 1.375 INCHES NOMINAL IN, design_form: PLAIN, bore_feature: INCLUDED, bore_diameter: 0.625 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-568-0321, 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
AU4-1-1-4
NSN: 3020-00-568-0321
FSC: 3020
CAGE: 98437 — ELLIS & WATTS INTERNATIONAL, LLC (USA)
SPECIFICATIONS
bearingsNOT INCLUDED
bore_typeSTRAIGHT
bore_length1.375 INCHES NOMINAL IN
design_formPLAIN
bore_featureINCLUDED
groove_shapeV
bore_diameter0.625 INCHES NOMINAL IN
overall_length1.375 INCHES NOMINAL IN
furnished_itemsKEYING FACILITY
groove_quantity1
lightening_holeNOT INCLUDED
outside_diameter3.250 INCHES NOMINAL IN
NSN3020-00-568-0321
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PULLEY,GROOVE TITLE COMPONENT PN AU4-1-1-4 MFR PULLEY,GROOVE
KEY FEATURES
•
GROOVE QUANTITY: 1
•
BORE LENGTH: 1.375 INCHES NOMINAL IN
•
BORE TYPE: STRAIGHT
•
BEARINGS: NOT INCLUDED
•
COUNTERBORE FEATURE: NOT INCLUDED
•
DESIGN FORM: PLAIN
•
OUTSIDE DIAMETER: 3.250 INCHES NOMINAL IN
•
FURNISHED ITEMS: KEYING FACILITY
TECHNICAL CHARACTERISTICS (FLIS)
GROOVE QUANTITY1
BORE LENGTH1.375 INCHES NOMINAL IN
BORE TYPESTRAIGHT
BEARINGSNOT INCLUDED
COUNTERBORE FEATURENOT INCLUDED
DESIGN FORMPLAIN
OUTSIDE DIAMETER3.250 INCHES NOMINAL IN
FURNISHED ITEMSKEYING FACILITY
OVERALL LENGTH1.375 INCHES NOMINAL IN
BORE DIAMETER0.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
V480Interchangeable
interchangeable cross-reference
interchangeable
E533Interchangeable
interchangeable cross-reference
interchangeable
V433Interchangeable
interchangeable cross-reference
interchangeable
638636Interchangeable
interchangeable cross-reference
interchangeable
A64-1-1-4Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AU4-1-1-4?
AU4-1-1-4 is a PULLEY,GROOVE.
What parts can replace AU4-1-1-4?
There are 5 known substitutes for AU4-1-1-4: V480, E533, V433 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AU4-1-1-4?
AU4-1-1-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-568-0321. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026