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VS4 1-2 — PULLEY,GROOVE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

VS4 1-2: PULLEY,GROOVE.

The PULLEY,GROOVE is a the manufacturer industrial component. Key specifications include bearings: NOT INCLUDED, material: IRON CAST OVERALL, bore_type: STRAIGHT, face_width: 0.625 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN, bore_length: 1.750 INCHES NOMINAL IN, design_form: WEBBED. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-228-7302, 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
VS4 1-2
NSN: 3020-00-228-7302
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 35197 — PHILIPS INDUSTRIES INC (USA)
SPECIFICATIONS
bearingsNOT INCLUDED
materialIRON CAST OVERALL
bore_typeSTRAIGHT
face_width0.625 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
bore_length1.750 INCHES NOMINAL IN
design_formWEBBED
bore_featureINCLUDED
groove_depth0.500 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
groove_shapeV
groove_width0.406 INCHES NOMINAL IN
bore_diameter0.500 INCHES NOMINAL IN
overall_length1.750 INCHES NOMINAL IN
NSN3020-00-228-7302
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PULLEY,GROOVE TITLE COMPONENT PN VS4 1-2 MFR PULLEY,GROOVE
KEY FEATURES
•
INTEGRAL COOLING VANE: NOT INCLUDED
•
HUB OUTSIDE DIAMETER: 1.750 INCHES NOMINAL BOTH ENDS IN
•
BORE FEATURE: INCLUDED
•
SPLIT HUB FEATURE: NOT INCLUDED
•
BORE LENGTH: 1.750 INCHES NOMINAL IN
•
DESIGN FORM: WEBBED
•
WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE: NOT OFFSET
•
GROOVE SHAPE: V
TECHNICAL CHARACTERISTICS
INTEGRAL COOLING VANENOT INCLUDED
HUB OUTSIDE DIAMETER1.750 INCHES NOMINAL BOTH ENDS IN
BORE FEATUREINCLUDED
SPLIT HUB FEATURENOT INCLUDED
BORE LENGTH1.750 INCHES NOMINAL IN
DESIGN FORMWEBBED
WEB/SPOKE RELATIONSHIP TO FACE CENTERLINENOT OFFSET
GROOVE SHAPEV
OUTSIDE DIAMETER4.150 INCHES NOMINAL IN
STYLE DESIGNATORWEBBED OR SPOKED
OTHER ITEMS IN FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3020-00-001-2090 3020-00-001-4468 3020-00-007-2779 3020-00-009-4033 3020-00-031-2269 3020-00-146-4181 3020-00-146-4222 3020-00-425-7115
SUBSTITUTES & CROSS-REFERENCES 2
LZ2-1-3Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
1VL44 1-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 VS4 1-2?
VS4 1-2 is a PULLEY,GROOVE.
What parts can replace VS4 1-2?
There are 2 known substitutes for VS4 1-2: LZ2-1-3, 1VL44 1-2. Substitute compatibility should be verified for your specific system.
What is the NSN for VS4 1-2?
VS4 1-2 is cataloged in the U.S. Government catalog under NSN 3020-00-228-7302. 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.