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40172-812 — VALVE,REGULATING,TEMPERATURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

40172-812: VALVE,REGULATING,TEMPERATURE.

The VALVE,REGULATING,TEMPERATURE is a the manufacturer industrial component. Key specifications include material: COPPER BULB, temp_rating: 100.0 FAHRENHEIT MAXIMUM DEGF, temp_adjustability: ADJUSTABLE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-375-1451, 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
40172-812
NSN: 4820-01-375-1451
FSC: 4820 — Valves, Nonpowered
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialCOPPER BULB
temp_rating100.0 FAHRENHEIT MAXIMUM DEGF
temp_adjustabilityADJUSTABLE
NSN4820-01-375-1451
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40172-812 · 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
•
TEMP RATING: 100.0 FAHRENHEIT MAXIMUM DEGF
•
TEMP ADJUSTABILITY: ADJUSTABLE
•
MATERIAL: COPPER ALLOY BODY
TECHNICAL CHARACTERISTICS
TEMP RATING100.0 FAHRENHEIT MAXIMUM DEGF
TEMP ADJUSTABILITYADJUSTABLE
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER BULB
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 40172-812?
40172-812 is a VALVE,REGULATING,TEMPERATURE.
What is the NSN for 40172-812?
40172-812 is cataloged in the U.S. Government catalog under NSN 4820-01-375-1451. 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.