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2280-394 PC 9 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2280-394 PC 9: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, seat_angle: 45.000 DEGREES NOMINAL, thread_class: 2B, overall_height: 4.610 INCHES NOMINAL IN, outside_diameter: 5.410 INCHES NOMINAL IN, style_designator: PLUG. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-182-7928, 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
2280-394 PC 9
NSN: 4820-01-182-7928
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialNICKEL ALLOY
seat_angle45.000 DEGREES NOMINAL
thread_class2B
overall_height4.610 INCHES NOMINAL IN
outside_diameter5.410 INCHES NOMINAL IN
style_designatorPLUG
nominal_thread_size2.875 INCHES IN
thread_quantity_per_inch12
thread_series_designatorUN
NSN4820-01-182-7928
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2280-394 PC 9 · 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
•
OUTSIDE DIAMETER: 5.410 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLUG
•
SEAT ANGLE: 45.000 DEGREES NOMINAL
•
NOMINAL THREAD SIZE: 2.875 INCHES IN
•
THREAD CLASS: 2B
•
THREAD QUANTITY PER INCH: 12
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT4.610 INCHES NOMINAL IN
OUTSIDE DIAMETER5.410 INCHES NOMINAL IN
STYLE DESIGNATORPLUG
SEAT ANGLE45.000 DEGREES NOMINAL
NOMINAL THREAD SIZE2.875 INCHES IN
THREAD CLASS2B
THREAD QUANTITY PER INCH12
MATERIALNICKEL ALLOY
THREAD SERIES DESIGNATORUN
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2280-394 PC 9?
2280-394 PC 9 is a DISK,VALVE.
What is the NSN for 2280-394 PC 9?
2280-394 PC 9 is cataloged in the U.S. Government catalog under NSN 4820-01-182-7928. 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.