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15M123 — VALVE,REGULATING,TEMPERATURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

15M123: VALVE,REGULATING,TEMPERATURE.

The VALVE,REGULATING,TEMPERATURE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, body_style: STRAIGHT THRU, bulb_length: 17.875 INCHES NOMINAL IN, temp_rating: 50.0 FAHRENHEIT MINIMUM AND 90.0 FAHRENHEIT MAXIMUM DEGF, bulb_diameter: 0.875 INCHES NOMINAL IN, temp_adjustability: NOT ADJUSTABLE. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-148-8593, 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
15M123
NSN: 4820-00-148-8593
FSC: 4820 — Valves, Nonpowered
CAGE: 98437 — ELLIS & WATTS INTERNATIONAL, LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
body_styleSTRAIGHT THRU
bulb_length17.875 INCHES NOMINAL IN
temp_rating50.0 FAHRENHEIT MINIMUM AND 90.0 FAHRENHEIT MAXIMUM DEGF
bulb_diameter0.875 INCHES NOMINAL IN
temp_adjustabilityNOT ADJUSTABLE
flow_control_deviceBULB
thermostatic_elementLIQUID IMMERSION TYPE
two-way_valve_actionREVERSE ACTING
capillary_tube_length72.000 INCHES NOMINAL IN
end_connection_quantity2
first_end_style_designatorSWIVEL NUT, COMPRESSION
NSN4820-00-148-8593
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 15M123 · 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
•
FLOW CONTROL DEVICE: BULB
•
TWO-WAY VALVE ACTION: REVERSE ACTING
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
BODY STYLE: STRAIGHT THRU
•
FIRST END STYLE DESIGNATOR: SWIVEL NUT, COMPRESSION
•
BULB LENGTH: 17.875 INCHES NOMINAL IN
•
BULB DIAMETER: 0.875 INCHES NOMINAL IN
•
TEMP RATING: 50.0 FAHRENHEIT MINIMUM AND 90.0 FAHRENHEIT MAXIMUM DEGF
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEBULB
TWO-WAY VALVE ACTIONREVERSE ACTING
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
BODY STYLESTRAIGHT THRU
FIRST END STYLE DESIGNATORSWIVEL NUT, COMPRESSION
BULB LENGTH17.875 INCHES NOMINAL IN
BULB DIAMETER0.875 INCHES NOMINAL IN
TEMP RATING50.0 FAHRENHEIT MINIMUM AND 90.0 FAHRENHEIT MAXIMUM DEGF
END CONNECTION QUANTITY2
CAPILLARY TUBE LENGTH72.000 INCHES NOMINAL IN
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 15M123?
15M123 is a VALVE,REGULATING,TEMPERATURE.
What is the NSN for 15M123?
15M123 is cataloged in the U.S. Government catalog under NSN 4820-00-148-8593. 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.