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211081686 — GUIDE,VALVE STEM

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

211081686: GUIDE,VALVE STEM.

The GUIDE,VALVE STEM is a the manufacturer industrial component. Key specifications include material: STEEL, overall_length: 1.250 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, end_item_identification: SEAWOLF CLASS SSN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-416-7880, 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
211081686
NSN: 4820-01-416-7880
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL
overall_length1.250 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
end_item_identificationSEAWOLF CLASS SSN
NSN4820-01-416-7880
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 211081686 · 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
•
STYLE DESIGNATOR: PLAIN FLANGED
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORPLAIN FLANGED
OVERALL LENGTH1.250 INCHES NOMINAL IN
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 2
564-6409340Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
564-6409340-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 211081686?
211081686 is a GUIDE,VALVE STEM.
What parts can replace 211081686?
There are 2 known substitutes for 211081686: 564-6409340, 564-6409340-4. Substitute compatibility should be verified for your specific system.
What is the NSN for 211081686?
211081686 is cataloged in the U.S. Government catalog under NSN 4820-01-416-7880. 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.