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2285-299PC4 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2285-299PC4: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: PLASTIC ACETAL OVERALL, overall_height: 0.628 INCHES NOMINAL IN, style_designator: PLAIN, body_outside_diameter: 7.000 INCHES NOMINAL IN, seating_surface_shape: RADIAL, seal_accommodation_type: GROOVED. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-307-8102, 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
2285-299PC4
NSN: 4820-00-307-8102
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialPLASTIC ACETAL OVERALL
overall_height0.628 INCHES NOMINAL IN
style_designatorPLAIN
body_outside_diameter7.000 INCHES NOMINAL IN
seating_surface_shapeRADIAL
seal_accommodation_typeGROOVED
body_stepped_inside_diameter5.055 INCHES NOMINAL SECOND STEP IN
NSN4820-00-307-8102
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2285-299PC4 · 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
•
BODY OUTSIDE DIAMETER: 7.000 INCHES NOMINAL IN
•
SEAL ACCOMMODATION TYPE: GROOVED
•
BODY STEPPED INSIDE DIAMETER: 5.055 INCHES NOMINAL SECOND STEP IN
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL: PLASTIC ACETAL OVERALL
•
SEATING SURFACE SHAPE: RADIAL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.628 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER7.000 INCHES NOMINAL IN
SEAL ACCOMMODATION TYPEGROOVED
BODY STEPPED INSIDE DIAMETER5.055 INCHES NOMINAL SECOND STEP IN
BODY STEPPED INSIDE DIAMETER5.860 INCHES NOMINAL FIRST STEP IN
STYLE DESIGNATORPLAIN
MATERIALPLASTIC ACETAL OVERALL
SEATING SURFACE SHAPERADIAL
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: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2285-299PC4?
2285-299PC4 is a SEAT,VALVE.
What is the NSN for 2285-299PC4?
2285-299PC4 is cataloged in the U.S. Government catalog under NSN 4820-00-307-8102. 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.