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ASC1538688 — PULLEY,GROOVE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

ASC1538688: PULLEY,GROOVE.

The PULLEY,GROOVE is a the manufacturer industrial component. Key specifications include bearings: NOT INCLUDED, material: COPPER ALLOY OVERALL, bore_type: STRAIGHT, face_width: 4.165 INCHES NOMINAL IN, bore_length: 4.495 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN, design_form: PLAIN. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-044-5858, 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
ASC1538688
NSN: 3020-01-044-5858
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: Z4779 — ASC PTY LTD (AUS)
SPECIFICATIONS
bearingsNOT INCLUDED
materialCOPPER ALLOY OVERALL
bore_typeSTRAIGHT
face_width4.165 INCHES NOMINAL IN
bore_length4.495 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN
design_formPLAIN
bore_featureINCLUDED
groove_depth0.625 INCHES NOMINAL IN
groove_shapeU
groove_width0.844 INCHES NOMINAL IN
bore_diameter0.312 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
groove_radius0.344 INCHES NOMINAL IN
NSN3020-01-044-5858
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PULLEY,GROOVE TITLE COMPONENT PN ASC1538688 MFR PULLEY,GROOVE
KEY FEATURES
•
INTEGRAL COOLING VANE: NOT INCLUDED
•
HUB OUTSIDE DIAMETER: 1.750 INCHES NOMINAL AA END IN
•
BORE FEATURE: INCLUDED
•
SPLIT HUB FEATURE: NOT INCLUDED
•
BORE LENGTH: 4.495 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN
•
DESIGN FORM: PLAIN
•
GROOVE RADIUS: 0.344 INCHES NOMINAL IN
•
GROOVE SHAPE: U
TECHNICAL CHARACTERISTICS
INTEGRAL COOLING VANENOT INCLUDED
HUB OUTSIDE DIAMETER1.750 INCHES NOMINAL AA END IN
BORE FEATUREINCLUDED
SPLIT HUB FEATURENOT INCLUDED
BORE LENGTH4.495 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN
DESIGN FORMPLAIN
GROOVE RADIUS0.344 INCHES NOMINAL IN
GROOVE SHAPEU
OUTSIDE DIAMETER1.750 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
SUBSTITUTES & CROSS-REFERENCES 2
REC102119-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
RE-C102119Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ASC1538688?
ASC1538688 is a PULLEY,GROOVE.
What parts can replace ASC1538688?
There are 2 known substitutes for ASC1538688: REC102119-4, RE-C102119. Substitute compatibility should be verified for your specific system.
What is the NSN for ASC1538688?
ASC1538688 is cataloged in the U.S. Government catalog under NSN 3020-01-044-5858. 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.