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6-84668-1 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

6-84668-1: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL BODY, overall_height: 0.840 INCHES NOMINAL IN, flange_diameter: 0.400 INCHES NOMINAL IN, special_features: ONE END SLOTTED 2 PLACES, under_flange_height: 0.460 INCHES NOMINAL IN, body_inside_diameter: 0.189 INCHES MINIMUM AND 0.191 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-586-8749, 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
6-84668-1
NSN: 4820-00-586-8749
FSC: 4820 — Valves, Nonpowered
CAGE: 17765 — THE BOEING COMPANY DIV COMMERCIAL (USA)
SPECIFICATIONS
materialSTEEL BODY
overall_height0.840 INCHES NOMINAL IN
flange_diameter0.400 INCHES NOMINAL IN
special_featuresONE END SLOTTED 2 PLACES
under_flange_height0.460 INCHES NOMINAL IN
body_inside_diameter0.189 INCHES MINIMUM AND 0.191 INCHES MAXIMUM IN
body_outside_diameter0.262 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
NSN4820-00-586-8749
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6-84668-1 · 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 DIAMETER: 0.400 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 0.262 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 0.189 INCHES MINIMUM AND 0.191 INCHES MAXIMUM IN
•
UNDER FLANGE HEIGHT: 0.460 INCHES NOMINAL IN
•
MATERIAL: STEEL BODY
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER0.400 INCHES NOMINAL IN
OVERALL HEIGHT0.840 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.262 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.189 INCHES MINIMUM AND 0.191 INCHES MAXIMUM IN
SPECIAL FEATURESONE END SLOTTED 2 PLACES
UNDER FLANGE HEIGHT0.460 INCHES NOMINAL IN
MATERIALSTEEL BODY
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6-84668-1?
6-84668-1 is a SEAT,VALVE.
What is the NSN for 6-84668-1?
6-84668-1 is cataloged in the U.S. Government catalog under NSN 4820-00-586-8749. 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.