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5F20-891 — PULLEY,GROOVE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

5F20-891: 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: 1.750 INCHES NOMINAL IN, bore_length: 1.594 INCHES NOMINAL IN, design_form: SPOKED. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-441-4298, 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
5F20-891
NSN: 3020-01-441-4298
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 10855 — CARRIER CORP (USA)
SPECIFICATIONS
bearingsNOT INCLUDED
materialIRON CAST OVERALL
quantity1
bore_typeSTRAIGHT
face_width1.750 INCHES NOMINAL IN
bore_length1.594 INCHES NOMINAL IN
design_formSPOKED
bore_featureINCLUDED
groove_depth0.625 INCHES NOMINAL IN
groove_shapeU
groove_width0.656 INCHES NOMINAL IN
keyway_width0.312 INCHES NOMINAL IN
NSN3020-01-441-4298
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PULLEY,GROOVE TITLE COMPONENT PN 5F20-891 MFR PULLEY,GROOVE
KEY FEATURES
•
INTEGRAL COOLING VANE: NOT INCLUDED
•
BORE FEATURE: INCLUDED
•
SECURING METHOD: SETSCREW
•
SPLIT HUB FEATURE: NOT INCLUDED
•
BORE LENGTH: 1.594 INCHES NOMINAL IN
•
DESIGN FORM: SPOKED
•
WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE: NOT OFFSET
•
GROOVE RADIUS: 0.062 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
INTEGRAL COOLING VANENOT INCLUDED
BORE FEATUREINCLUDED
SECURING METHODSETSCREW
SPLIT HUB FEATURENOT INCLUDED
BORE LENGTH1.594 INCHES NOMINAL IN
DESIGN FORMSPOKED
WEB/SPOKE RELATIONSHIP TO FACE CENTERLINENOT OFFSET
GROOVE RADIUS0.062 INCHES NOMINAL IN
GROOVE SHAPEU
OUTSIDE DIAMETER7.750 INCHES NOMINAL IN
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.
3020-00-000-0091 3020-00-001-0027 3020-00-001-0028 3020-00-001-0063 3020-00-001-0064 3020-00-001-0066 3020-00-001-0071 3020-00-001-0072
SUBSTITUTES & CROSS-REFERENCES 1
2BK80 X 1 3/8Same 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 5F20-891?
5F20-891 is a PULLEY,GROOVE.
What parts can replace 5F20-891?
There is 1 known substitute for 5F20-891: 2BK80 X 1 3/8. Substitute compatibility should be verified for your specific system.
What is the NSN for 5F20-891?
5F20-891 is cataloged in the U.S. Government catalog under NSN 3020-01-441-4298. 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.