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8W0186 ITEM 20 — VALVE STEM ASSEMBLY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

8W0186 ITEM 20: VALVE STEM ASSEMBLY.

The VALVE STEM ASSEMBLY is a the manufacturer industrial component. Key specifications include end_item_identification: ELLIOTT MODEL 44BH-2 BLOWER, general_characteristics_item_description: 1 STEM; 1 DISK; 1 PIN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-281-7850, 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
8W0186 ITEM 20
NSN: 4820-01-281-7850
FSC: 4820 — Valves, Nonpowered
CAGE: 72957 — ELLIOTT COMPANY DIV JEANNETTE (USA)
SPECIFICATIONS
end_item_identificationELLIOTT MODEL 44BH-2 BLOWER
general_characteristics_item_description1 STEM; 1 DISK; 1 PIN
NSN4820-01-281-7850
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8W0186 ITEM 20 · 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: 1 STEM; 1 DISK; 1 PIN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTION1 STEM; 1 DISK; 1 PIN
END ITEM IDENTIFICATIONELLIOTT MODEL 44BH-2 BLOWER
SUBSTITUTES & CROSS-REFERENCES 1
8W0186Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 8W0186 ITEM 20?
8W0186 ITEM 20 is a VALVE STEM ASSEMBLY.
What parts can replace 8W0186 ITEM 20?
There is 1 known substitute for 8W0186 ITEM 20: 8W0186. Substitute compatibility should be verified for your specific system.
What is the NSN for 8W0186 ITEM 20?
8W0186 ITEM 20 is cataloged in the U.S. Government catalog under NSN 4820-01-281-7850. 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.