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1426D7 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1426D7: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING BODY, flange_diameter: 4.438 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, seat_angle_in_deg: 49.000 NOMINAL, under_flange_height: 0.430 INCHES NOMINAL IN, body_inside_diameter: 2.932 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-064-7261, 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
1426D7
NSN: 4810-00-064-7261
FSC: 4810 — Valves, Powered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING BODY
flange_diameter4.438 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
seat_angle_in_deg49.000 NOMINAL
under_flange_height0.430 INCHES NOMINAL IN
body_inside_diameter2.932 INCHES NOMINAL IN
body_outside_diameter3.246 INCHES NOMINAL IN
seating_surface_shapeANGULAR
flange_seat_to_disk_end_height0.650 INCHES NOMINAL IN
NSN4810-00-064-7261
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1426D7 · 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
•
FLANGE SEAT TO DISK END HEIGHT: 0.650 INCHES NOMINAL IN
•
FLANGE DIAMETER: 4.438 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 3.246 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
BODY INSIDE DIAMETER: 2.932 INCHES NOMINAL IN
•
UNDER FLANGE HEIGHT: 0.430 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING BODY
•
SEAT ANGLE IN DEG: 49.000 NOMINAL
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.650 INCHES NOMINAL IN
FLANGE DIAMETER4.438 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER3.246 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN FLANGED
BODY INSIDE DIAMETER2.932 INCHES NOMINAL IN
UNDER FLANGE HEIGHT0.430 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING BODY
SEAT ANGLE IN DEG49.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1426D7?
1426D7 is a SEAT,VALVE.
What is the NSN for 1426D7?
1426D7 is cataloged in the U.S. Government catalog under NSN 4810-00-064-7261. 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.