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800M4-QT 1 IN — VALVE,VACUUM BREAKING

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

800M4-QT 1 IN: VALVE,VACUUM BREAKING.

The VALVE,VACUUM BREAKING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, body_style: MULTIPLE CIONNECTION, temp_rating: 140.0 FAHRENHEIT DEGF, temp_adjustability: NOT ADJUSTABLE, flow_control_device: DISK, CIRCULAR, part_name_assigned_by_controlling_agency: VALVE, VACUUM. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-589-9407, 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
800M4-QT 1 IN
NSN: 4820-01-589-9407
FSC: 4820 — Valves, Nonpowered
CAGE: 79227 — WATTS REGULATOR COMPANY (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
body_styleMULTIPLE CIONNECTION
temp_rating140.0 FAHRENHEIT DEGF
temp_adjustabilityNOT ADJUSTABLE
flow_control_deviceDISK, CIRCULAR
end_connection_quantity2
part_name_assigned_by_controlling_agencyVALVE, VACUUM
NSN4820-01-589-9407
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 800M4-QT 1 IN · 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: DISK, CIRCULAR
•
TEMP RATING: 140.0 FAHRENHEIT DEGF
•
BODY STYLE: MULTIPLE CIONNECTION
•
END CONNECTION QUANTITY: 2
•
TEMP ADJUSTABILITY: NOT ADJUSTABLE
•
MATERIAL: COPPER ALLOY BODY
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK, CIRCULAR
TEMP RATING140.0 FAHRENHEIT DEGF
BODY STYLEMULTIPLE CIONNECTION
END CONNECTION QUANTITY2
TEMP ADJUSTABILITYNOT ADJUSTABLE
PART NAME ASSIGNED BY CONTROLLING AGENCYVALVE, VACUUM
MATERIALCOPPER ALLOY BODY
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 800M4-QT 1 IN?
800M4-QT 1 IN is a VALVE,VACUUM BREAKING.
What is the NSN for 800M4-QT 1 IN?
800M4-QT 1 IN is cataloged in the U.S. Government catalog under NSN 4820-01-589-9407. 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.