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3337840-6 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3337840-6: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, overall_height: 0.186 INCHES NOMINAL IN, style_designator: PLAIN, body_outside_diameter: 0.691 INCHES NOMINAL IN, end_item_identification: SEAWOLF CLASS SSN. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-432-7645, 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
3337840-6
NSN: 4810-01-432-7645
FSC: 4810 — Valves, Powered
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
overall_height0.186 INCHES NOMINAL IN
style_designatorPLAIN
body_outside_diameter0.691 INCHES NOMINAL IN
end_item_identificationSEAWOLF CLASS SSN
NSN4810-01-432-7645
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3337840-6 · 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: 0.691 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.186 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.691 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
MATERIALSTEEL CORROSION RESISTING OVERALL
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 1
3335124Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 3337840-6?
3337840-6 is a SEAT,VALVE.
What parts can replace 3337840-6?
There is 1 known substitute for 3337840-6: 3335124. Substitute compatibility should be verified for your specific system.
What is the NSN for 3337840-6?
3337840-6 is cataloged in the U.S. Government catalog under NSN 4810-01-432-7645. 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.