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803-1385789 — STRAINER,WASTE DRAIN

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

803-1385789: STRAINER,WASTE DRAIN.

The STRAINER,WASTE DRAIN is a the manufacturer industrial component. Key specifications include shape: ROUND, material: ALUMINUM ALLOY LOCATION NOT OTHERWISE SPECIFIED, thread_class: 2A A, open_strainer: INCLUDED, thread_length: 1.5 INCHES NOMINAL IN, screw_material: NICKEL ALLOY 400 OR NICKEL ALLOY R-405. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-843-9406, 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
803-1385789
NSN: 4820-00-843-9406
NIINs: 008439406, 013695880, 013723492, 013736532, 013736708, 013740128, 015203637, 015390903, 015390913, 015390944, 015396281, 015396332, 016093725, 016454830, 016695528, 016695545, 016695561, 016774197, 016825953
FSC: 4820 — Valves, Nonpowered
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
shapeROUND
materialALUMINUM ALLOY LOCATION NOT OTHERWISE SPECIFIED
thread_class2A A
open_strainerINCLUDED
thread_length1.5 INCHES NOMINAL IN
screw_materialNICKEL ALLOY 400 OR NICKEL ALLOY R-405
outlet_locationBOTTOM
special_featuresLENGTH TO SUIT
thread_directionRIGHT-HAND
end_item_identificationDECK DRAIN TY
nominal_thread_diameter0.250 INCHES IN
open_strainer_dimension1.50
NSN4820-00-843-9406
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 803-1385789 · 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
SUBSTITUTES & CROSS-REFERENCES 2
3-107-5AY107THRU207Reference document
Same NSN cross-reference
Reference document — Secondary reference
3288442PC5-6-205T207Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 803-1385789?
803-1385789 is a STRAINER,WASTE DRAIN.
What parts can replace 803-1385789?
There are 2 known substitutes for 803-1385789: 3-107-5AY107THRU207, 3288442PC5-6-205T207. Substitute compatibility should be verified for your specific system.
What is the NSN for 803-1385789?
803-1385789 is cataloged in the U.S. Government catalog under NSN 4820-00-843-9406. 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.