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Technical Data Sheet
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6683404320 — VALVE,LINEAR,DIRECTIONAL CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

6683404320: VALVE,LINEAR,DIRECTIONAL CONTROL.

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include end_item_identification: JOHN DEERE EXCAVATOR MODEL NO. 690E-LC, furnished_items_and_quantity: 1 RELIEF VALVE.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-396-1941, 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
6683404320
NSN: 4820-01-396-1941
FSC: 4820 — Valves, Nonpowered
CAGE: 0URD7 — LINDE HYDRAULICS CORP DIV LINDE HYDRAULICS (USA)
SPECIFICATIONS
spool_quantity1
end_item_identificationJOHN DEERE EXCAVATOR MODEL NO. 690E-LC
spool_position_quantity1
furnished_items_and_quantity1 RELIEF VALVE
NSN4820-01-396-1941
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6683404320 · 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
•
FURNISHED ITEMS AND QUANTITY: 1 RELIEF VALVE
•
SPOOL QUANTITY: 1
•
SPOOL POSITION QUANTITY: 1
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 RELIEF VALVE
SPOOL QUANTITY1
END ITEM IDENTIFICATIONJOHN DEERE EXCAVATOR MODEL NO. 690E-LC
SPOOL POSITION QUANTITY1
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 1
AT149810Reference 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 6683404320?
6683404320 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 6683404320?
There is 1 known substitute for 6683404320: AT149810. Substitute compatibility should be verified for your specific system.
What is the NSN for 6683404320?
6683404320 is cataloged in the U.S. Government catalog under NSN 4820-01-396-1941. 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.