PartsTable
Technical Data Sheet

288A-3/4 — VALVE,VACUUM BREAKING

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

288A-3/4: VALVE,VACUUM BREAKING.

The VALVE,VACUUM BREAKING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, temp_rating: 180.0 FAHRENHEIT DEGF, flow_control_device: DISK, LIFT, end_item_identification: WATER WASH CONTROL PANEL FOR LCS1. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-549-5603, 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
288A-3/4
NSN: 4820-01-549-5603
FSC: 4820 — Valves, Nonpowered
CAGE: 79227 — WATTS REGULATOR COMPANY (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
temp_rating180.0 FAHRENHEIT DEGF
flow_control_deviceDISK, LIFT
end_connection_quantity2
end_item_identificationWATER WASH CONTROL PANEL FOR LCS1
NSN4820-01-549-5603
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 288A-3/4 · 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, LIFT
•
TEMP RATING: 180.0 FAHRENHEIT DEGF
•
END CONNECTION QUANTITY: 2
•
MATERIAL: COPPER ALLOY BODY
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK, LIFT
TEMP RATING180.0 FAHRENHEIT DEGF
END CONNECTION QUANTITY2
END ITEM IDENTIFICATIONWATER WASH CONTROL PANEL FOR LCS1
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 2
453678Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
00453678Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 288A-3/4?
288A-3/4 is a VALVE,VACUUM BREAKING.
What parts can replace 288A-3/4?
There are 2 known substitutes for 288A-3/4: 453678, 00453678. Substitute compatibility should be verified for your specific system.
What is the NSN for 288A-3/4?
288A-3/4 is cataloged in the U.S. Government catalog under NSN 4820-01-549-5603. 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.