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R30K4S — PULLEY,GROOVE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

R30K4S: PULLEY,GROOVE.

The PULLEY,GROOVE is a the manufacturer industrial component. Key specifications include bearings: INCLUDED, material: PLASTIC OVERALL, bore_type: STRAIGHT, face_width: 0.493 INCHES NOMINAL IN, bore_length: 0.625 INCHES NOMINAL IN, design_form: PLAIN. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-074-8114, 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
R30K4S
NSN: 3020-01-074-8114
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 25337 — RALMARK CO (USA)
SPECIFICATIONS
bearingsINCLUDED
materialPLASTIC OVERALL
bore_typeSTRAIGHT
face_width0.493 INCHES NOMINAL IN
bore_length0.625 INCHES NOMINAL IN
design_formPLAIN
bearing_typeBALL
bore_featureINCLUDED
groove_depth0.312 INCHES NOMINAL IN
groove_shapeU
groove_width0.493 INCHES NOMINAL IN
bore_diameter0.312 INCHES NOMINAL IN
NSN3020-01-074-8114
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PULLEY,GROOVE TITLE COMPONENT PN R30K4S MFR PULLEY,GROOVE
KEY FEATURES
•
INTEGRAL COOLING VANE: NOT INCLUDED
•
BORE FEATURE: INCLUDED
•
BEARING QUANTITY: 1
•
SPLIT HUB FEATURE: NOT INCLUDED
•
BORE LENGTH: 0.625 INCHES NOMINAL IN
•
DESIGN FORM: PLAIN
•
GROOVE SHAPE: U
•
OUTSIDE DIAMETER: 3.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
INTEGRAL COOLING VANENOT INCLUDED
BORE FEATUREINCLUDED
BEARING QUANTITY1
SPLIT HUB FEATURENOT INCLUDED
BORE LENGTH0.625 INCHES NOMINAL IN
DESIGN FORMPLAIN
GROOVE SHAPEU
OUTSIDE DIAMETER3.000 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
GROOVE DEPTH0.312 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
R30KReference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R30K4S?
R30K4S is a PULLEY,GROOVE.
What parts can replace R30K4S?
There is 1 known substitute for R30K4S: R30K. Substitute compatibility should be verified for your specific system.
What is the NSN for R30K4S?
R30K4S is cataloged in the U.S. Government catalog under NSN 3020-01-074-8114. 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.