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1858647 — HOSE ASSEMBLY,NONMETALLIC,FIRE F

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1858647: HOSE ASSEMBLY,NONMETALLIC,FIRE F.

HOSE ASSEMBLY,NONMETALLIC,FIRE F. Key specifications include material: STEEL BODY, special_features: NHA: HPU ASSEMBLY, bolt_hole_quantity: 6 ALL ENDS, valve_operation_method: MANUAL, part_name_assigned_by_controlling_agency: VALVE, BALL 1.00" SUBPLATE MOUNTED. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-354-5225, 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
1858647
NSN: 4820-01-354-5225
NIINs: 013545225, 014988425
FSC: 4820 — Valves, Nonpowered
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL BODY
special_featuresNHA: HPU ASSEMBLY
bolt_hole_quantity6 ALL ENDS
valve_operation_methodMANUAL
part_name_assigned_by_controlling_agencyVALVE, BALL 1.00" SUBPLATE MOUNTED
NSN4820-01-354-5225
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1858647 · 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
•
FURNISHED ITEMS AND QUANTITY: 1 HANDLE
•
STYLE DESIGNATOR: STRAIGHT THRU
•
OPERATING PRESSURE: 4500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
BONNET TYPE: INSIDE SCREW
•
BONNET ATTACHMENT METHOD: THREADED
•
MATERIAL: STEEL CORROSION RESISTING BODY
•
VALVE OPERATION METHOD: MANUAL
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 HANDLE
STYLE DESIGNATORSTRAIGHT THRU
OPERATING PRESSURE4500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
BONNET TYPEINSIDE SCREW
SPECIAL FEATURESMANIFOLD TYPE; VALVE SIZE 1IN IN
BONNET ATTACHMENT METHODTHREADED
MATERIALSTEEL CORROSION RESISTING BODY
VALVE OPERATION METHODMANUAL
SUBSTITUTES & CROSS-REFERENCES 1
DN6-DN50-1.00Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 1858647?
1858647 is a HOSE ASSEMBLY,NONMETALLIC,FIRE F.
What parts can replace 1858647?
There is 1 known substitute for 1858647: DN6-DN50-1.00. Substitute compatibility should be verified for your specific system.
What is the NSN for 1858647?
1858647 is cataloged in the U.S. Government catalog under NSN 4820-01-354-5225. 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.