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XB1019-A-1A — REGULATOR,THERMOSTATIC TEMPERATU

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

XB1019-A-1A: REGULATOR,THERMOSTATIC TEMPERATU.

REGULATOR,THERMOSTATIC TEMPERATU. Key specifications include usage_design: POWER ASSY.REGULATES TEMPERATURE IN ALCO CONTROLS T SERIES THERMO-EXPANSION VALVES, mounting_method: FLANGE, thermostat_type: BULB, special_features: INTERNAL EQUALIZER;FURN W/GASKETS AND BULB CLAMPS, capillary_tube_length: 60.000 INCHES NOMINAL IN, end_item_identification: 4120-01-158-7465. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-370-5641, 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
XB1019-A-1A
NSN: 4820-01-370-5641
FSC: 4820 — Valves, Nonpowered
CAGE: 70255 — EMERSON ELECTRIC CO ALCO CONTROLS DIV (USA)
SPECIFICATIONS
usage_designPOWER ASSY.REGULATES TEMPERATURE IN ALCO CONTROLS T SERIES THERMO-EXPANSION VALVES
mounting_methodFLANGE
thermostat_typeBULB
special_featuresINTERNAL EQUALIZER;FURN W/GASKETS AND BULB CLAMPS
capillary_tube_length60.000 INCHES NOMINAL IN
end_item_identification4120-01-158-7465
NSN4820-01-370-5641
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: XB1019-A-1A · 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: 60.000 INCHES NOMINAL IN
•
THERMOSTAT TYPE: BULB
•
USAGE DESIGN: POWER ASSY.REGULATES TEMPERATURE IN ALCO CONTROLS T SERIES THERMO-EXPANSION VALVES
TECHNICAL CHARACTERISTICS
MOUNTING METHODFLANGE
CAPILLARY TUBE LENGTH60.000 INCHES NOMINAL IN
THERMOSTAT TYPEBULB
SPECIAL FEATURESINTERNAL EQUALIZER;FURN W/GASKETS AND BULB CLAMPS
END ITEM IDENTIFICATION4120-01-158-7465
USAGE DESIGNPOWER ASSY.REGULATES TEMPERATURE IN ALCO CONTROLS T SERIES THERMO-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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is XB1019-A-1A?
XB1019-A-1A is a REGULATOR,THERMOSTATIC TEMPERATU.
What is the NSN for XB1019-A-1A?
XB1019-A-1A is cataloged in the U.S. Government catalog under NSN 4820-01-370-5641. 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.