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551019 — CYLINDER SLEEVE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

551019: CYLINDER SLEEVE.

The CYLINDER SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL, design_type: DRY, intake_hole: INCLUDED, valve_recess: INCLUDED, bore_diameter: 3.500 INCHES NOMINAL IN, hole_diameter: 0.093 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4130-00-120-4890, 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
551019
NSN: 4130-00-120-4890
FSC: 4130 — Refrigeration and Air Conditioning Components
CAGE: 11247 — LODESTONE CORP DIV OF FEDDERS CORP (USA)
SPECIFICATIONS
materialSTEEL
design_typeDRY
intake_holeINCLUDED
row_quantity2
valve_recessINCLUDED
bore_diameter3.500 INCHES NOMINAL IN
hole_diameter0.093 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
overall_length5.625 INCHES NOMINAL IN
top_intake_portNOT INCLUDED
flange_thickness0.781 INCHES NOMINAL IN
style_designatorDRY, FLANGED, RELIEVED
top_inside_chamferNOT INCLUDED
NSN4130-00-120-4890
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CYLINDER SLEEVE TITLE COMPONENT PN 551019 MFR CYLINDER SLEEVE
KEY FEATURES
•
BOTTOM CHAMFER LENGTH: 0.343 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.781 INCHES NOMINAL IN
•
DESIGN TYPE: DRY
•
BODY OUTSIDE DIAMETER: 3.593 INCHES NOMINAL IN
•
TOP INTAKE PORT: NOT INCLUDED
•
STYLE DESIGNATOR: DRY, FLANGED, RELIEVED
•
HOLE QUANTITY PER ROW: 8
TECHNICAL CHARACTERISTICS
BOTTOM CHAMFER LENGTH0.343 INCHES NOMINAL IN
FLANGE THICKNESS0.781 INCHES NOMINAL IN
DESIGN TYPEDRY
BODY OUTSIDE DIAMETER3.593 INCHES NOMINAL IN
TOP INTAKE PORTNOT INCLUDED
STYLE DESIGNATORDRY, FLANGED, RELIEVED
HOLE QUANTITY PER ROW8
OVERALL LENGTH5.625 INCHES NOMINAL IN
DISTANCE FROM TOP TO CENTER OF FIRST ROW0.375 INCHES NOMINAL IN
TOP INSIDE CHAMFERNOT INCLUDED
SUBSTITUTES & CROSS-REFERENCES 1
RSK138NReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 551019?
551019 is a CYLINDER SLEEVE.
What parts can replace 551019?
There is 1 known substitute for 551019: RSK138N. Substitute compatibility should be verified for your specific system.
What is the NSN for 551019?
551019 is cataloged in the U.S. Government catalog under NSN 4130-00-120-4890. 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.