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1889567PC17ASSYA1-2IN — RETAINER,DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1889567PC17ASSYA1-2IN: RETAINER,DISK,VALVE.

The RETAINER,DISK,VALVE is a the manufacturer industrial component. Key specifications include special_features: MATERIAL 316 CRES. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-059-1308, 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
1889567PC17ASSYA1-2IN
NSN: 4820-01-059-1308
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
special_featuresMATERIAL 316 CRES
NSN4820-01-059-1308
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1889567PC17ASSYA1-2IN · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESMATERIAL 316 CRES
SUBSTITUTES & CROSS-REFERENCES 3
2620-925X2PC17ASSYA1-2INReference document
Same NSN cross-reference
Reference document — Secondary reference
SS845-1889567Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
SS845-1889567PC17ASSYA1-2INSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 1889567PC17ASSYA1-2IN?
1889567PC17ASSYA1-2IN is a RETAINER,DISK,VALVE.
What parts can replace 1889567PC17ASSYA1-2IN?
There are 3 known substitutes for 1889567PC17ASSYA1-2IN: 2620-925X2PC17ASSYA1-2IN, SS845-1889567, SS845-1889567PC17ASSYA1-2IN. Substitute compatibility should be verified for your specific system.
What is the NSN for 1889567PC17ASSYA1-2IN?
1889567PC17ASSYA1-2IN is cataloged in the U.S. Government catalog under NSN 4820-01-059-1308. 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.