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RDDA-LAN — SELECTOR,DIRECTIONAL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

RDDA-LAN: SELECTOR,DIRECTIONAL.

The SELECTOR,DIRECTIONAL is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: LEAKPROOF SCREW ADJUSTMENT CONTROL; 35 T0 210 BAR 70 BAR STANDARD SETTING; BUNA N SEAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-325-0589, 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
RDDA-LAN
NSN: 4820-01-325-0589
FSC: 4820 — Valves, Nonpowered
CAGE: 54035 — SUN HYDRAULICS CORPORATION (USA)
SPECIFICATIONS
general_characteristics_item_descriptionLEAKPROOF SCREW ADJUSTMENT CONTROL; 35 T0 210 BAR 70 BAR STANDARD SETTING; BUNA N SEAL
NSN4820-01-325-0589
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: RDDA-LAN · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: LEAKPROOF SCREW ADJUSTMENT CONTROL; 35 T0 210 BAR 70 BAR STANDARD SETTING; BUNA N SEAL
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONLEAKPROOF SCREW ADJUSTMENT CONTROL; 35 T0 210 BAR 70 BAR STANDARD SETTING; BUNA N SEAL
SUBSTITUTES & CROSS-REFERENCES 1
13049433Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RDDA-LAN?
RDDA-LAN is a SELECTOR,DIRECTIONAL.
What parts can replace RDDA-LAN?
There is 1 known substitute for RDDA-LAN: 13049433. Substitute compatibility should be verified for your specific system.
What is the NSN for RDDA-LAN?
RDDA-LAN is cataloged in the U.S. Government catalog under NSN 4820-01-325-0589. 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.