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P990055234 — REGULATOR,THERMOSTATIC TEMPERATU

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

P990055234: REGULATOR,THERMOSTATIC TEMPERATU.

REGULATOR,THERMOSTATIC TEMPERATU. Key specifications include usage_design: RADIATOR, overall_height: 77.0 MILLIMETERS NOMINAL MM, mounting_method: THREADED, thermostat_type: WAX PELLET, largest_outside_diameter: 50.0 MILLIMETERS NOMINAL MM, part_name_assigned_by_controlling_agency: THERMOSTAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-706-9739, 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
P990055234
NSN: 4820-01-706-9739
FSC: 4820 — Valves, Nonpowered
CAGE: H0H16 — HEINEN & HOPMAN ENGINEERING B.V. (NLD)
SPECIFICATIONS
usage_designRADIATOR
overall_height77.0 MILLIMETERS NOMINAL MM
mounting_methodTHREADED
thermostat_typeWAX PELLET
largest_outside_diameter50.0 MILLIMETERS NOMINAL MM
part_name_assigned_by_controlling_agencyTHERMOSTAT
NSN4820-01-706-9739
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: P990055234 · 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
•
LARGEST OUTSIDE DIAMETER: 50.0 MILLIMETERS NOMINAL MM
•
MOUNTING METHOD: THREADED
•
THERMOSTAT TYPE: WAX PELLET
•
USAGE DESIGN: RADIATOR
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT77.0 MILLIMETERS NOMINAL MM
LARGEST OUTSIDE DIAMETER50.0 MILLIMETERS NOMINAL MM
MOUNTING METHODTHREADED
THERMOSTAT TYPEWAX PELLET
PART NAME ASSIGNED BY CONTROLLING AGENCYTHERMOSTAT
USAGE DESIGNRADIATOR
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 1
T100M-364FSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is P990055234?
P990055234 is a REGULATOR,THERMOSTATIC TEMPERATU.
What parts can replace P990055234?
There is 1 known substitute for P990055234: T100M-364F. Substitute compatibility should be verified for your specific system.
What is the NSN for P990055234?
P990055234 is cataloged in the U.S. Government catalog under NSN 4820-01-706-9739. 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.