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XB1019FW558A — REGULATOR,THERMOSTATIC TEMPERATU

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

XB1019FW558A: REGULATOR,THERMOSTATIC TEMPERATU.

REGULATOR,THERMOSTATIC TEMPERATU. Key specifications include usage_design: POWER ASSY.REGULATES TEMP.IN ALCO CONTROLS T SERIES EXPANSION VALVES, mounting_method: FLANGE, thermostat_type: BULB, special_features: INTERNAL EQUALIZER;MEDIA REFRIGERANT R-12;MAX.OPERATING PRESSURE 55.0 PSI;FURN W/GASKETS AND BULB CLAMPS, capillary_tube_length: 480.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-004-2860, 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
XB1019FW558A
NSN: 4820-01-004-2860
FSC: 4820 — Valves, Nonpowered
CAGE: 70255 — EMERSON ELECTRIC CO ALCO CONTROLS DIV (USA)
SPECIFICATIONS
usage_designPOWER ASSY.REGULATES TEMP.IN ALCO CONTROLS T SERIES EXPANSION VALVES
mounting_methodFLANGE
thermostat_typeBULB
special_featuresINTERNAL EQUALIZER;MEDIA REFRIGERANT R-12;MAX.OPERATING PRESSURE 55.0 PSI;FURN W/GASKETS AND BULB CLAMPS
capillary_tube_length480.000 INCHES NOMINAL IN
NSN4820-01-004-2860
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: XB1019FW558A · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MOUNTING METHOD: FLANGE
•
CAPILLARY TUBE LENGTH: 480.000 INCHES NOMINAL IN
•
THERMOSTAT TYPE: BULB
•
USAGE DESIGN: POWER ASSY.REGULATES TEMP.IN ALCO CONTROLS T SERIES EXPANSION VALVES
TECHNICAL CHARACTERISTICS
MOUNTING METHODFLANGE
CAPILLARY TUBE LENGTH480.000 INCHES NOMINAL IN
THERMOSTAT TYPEBULB
SPECIAL FEATURESINTERNAL EQUALIZER;MEDIA REFRIGERANT R-12;MAX.OPERATING PRESSURE 55.0 PSI;FURN W/GASKETS AND BULB CLAMPS
USAGE DESIGNPOWER ASSY.REGULATES TEMP.IN ALCO CONTROLS T SERIES EXPANSION VALVES
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is XB1019FW558A?
XB1019FW558A is a REGULATOR,THERMOSTATIC TEMPERATU.
What is the NSN for XB1019FW558A?
XB1019FW558A is cataloged in the U.S. Government catalog under NSN 4820-01-004-2860. 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.