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1603AS719 — VALVE,BUTTERFLY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1603AS719: VALVE,BUTTERFLY.

The VALVE,BUTTERFLY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 STEM, valve_size: 3.000 INCHES IN, features_provided: BONNET PACKING, operating_pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, fsc_application_data: AIR CONDITIONER, maximum_operating_temp: 140.0 FAHRENHEIT SINGLE RESPONSE DEGF. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-314-5587, 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
1603AS719
NSN: 4820-01-314-5587
FSC: 4820 — Valves, Nonpowered
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 316 STEM
valve_size3.000 INCHES IN
features_providedBONNET PACKING
operating_pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
fsc_application_dataAIR CONDITIONER
maximum_operating_temp140.0 FAHRENHEIT SINGLE RESPONSE DEGF
furnished_items_and_quantity1 BUSHING AND 1 STEM TEST CONNECTION
NSN4820-01-314-5587
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1603AS719 · 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
•
FURNISHED ITEMS AND QUANTITY: 1 BUSHING AND 1 STEM TEST CONNECTION
•
FSC APPLICATION DATA: AIR CONDITIONER
•
OPERATING PRESSURE: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
VALVE SIZE: 3.000 INCHES IN
•
FEATURES PROVIDED: BONNET PACKING
•
MAXIMUM OPERATING TEMP: 140.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
MATERIAL: STEEL COMP 316 STEM
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 BUSHING AND 1 STEM TEST CONNECTION
FSC APPLICATION DATAAIR CONDITIONER
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE SIZE3.000 INCHES IN
FEATURES PROVIDEDBONNET PACKING
MAXIMUM OPERATING TEMP140.0 FAHRENHEIT SINGLE RESPONSE DEGF
MATERIALSTEEL COMP 316 STEM
MATERIALIRON CAST OVERALL
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 1603AS719?
1603AS719 is a VALVE,BUTTERFLY.
What is the NSN for 1603AS719?
1603AS719 is cataloged in the U.S. Government catalog under NSN 4820-01-314-5587. 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.