PartsTable
Technical Data Sheet

IS-800,1-1/2IN — PARTS KIT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

IS-800,1-1/2IN: PARTS KIT,VALVE.

The PARTS KIT,VALVE is a the manufacturer industrial component. Key specifications include end_item_identification: WATTS SERIES 800 VALVE 1/2 TO 1 INCH IN, nonsupply_items_and_quantities: VENT FLOAT 1EA;VENT SEAL 1EA;VENT SPRING 1EA;BONNET O-RING 1EA. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-616-8223, 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
IS-800,1-1/2IN
NSN: 4820-01-616-8223
FSC: 4820 — Valves, Nonpowered
CAGE: 79227 — WATTS REGULATOR COMPANY (USA)
SPECIFICATIONS
component_quantity4
end_item_identificationWATTS SERIES 800 VALVE 1/2 TO 1 INCH IN
nonsupply_items_and_quantitiesVENT FLOAT 1EA;VENT SEAL 1EA;VENT SPRING 1EA;BONNET O-RING 1EA
NSN4820-01-616-8223
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: IS-800,1-1/2IN · 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
•
COMPONENT QUANTITY: 4
•
NONSUPPLY ITEMS AND QUANTITIES: VENT FLOAT 1EA;VENT SEAL 1EA;VENT SPRING 1EA;BONNET O-RING 1EA
TECHNICAL CHARACTERISTICS
COMPONENT QUANTITY4
NONSUPPLY ITEMS AND QUANTITIESVENT FLOAT 1EA;VENT SEAL 1EA;VENT SPRING 1EA;BONNET O-RING 1EA
END ITEM IDENTIFICATIONWATTS SERIES 800 VALVE 1/2 TO 1 INCH 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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is IS-800,1-1/2IN?
IS-800,1-1/2IN is a PARTS KIT,VALVE.
What is the NSN for IS-800,1-1/2IN?
IS-800,1-1/2IN is cataloged in the U.S. Government catalog under NSN 4820-01-616-8223. 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.