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V20SF4SSF4SSF4S — BODY SECTION,WORKING,LINEAR DIRE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

V20SF4SSF4SSF4S: BODY SECTION,WORKING,LINEAR DIRE.

BODY SECTION,WORKING,LINEAR DIRE. Key specifications include thread_class: 2B, body_material: STEEL CORROSION RESISTING, connection_type: THREADED INTERNAL BOSS, nominal_thread_size: 0.875 INCHES IN, valve_operation_method: HYDRAULIC, end_connection_quantity: 10. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-451-8217, 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
V20SF4SSF4SSF4S
NSN: 4820-01-451-8217
FSC: 4820 — Valves, Nonpowered
CAGE: 02249 — PARKER HANNIFIN CORPORATION DBA GRESEN HYDRAULICS DIV HYDRAULIC VALVE DIVISION (USA)
SPECIFICATIONS
thread_class2B
body_materialSTEEL CORROSION RESISTING
connection_typeTHREADED INTERNAL BOSS
section_quantity5
nominal_thread_size0.875 INCHES IN
valve_operation_methodHYDRAULIC
end_connection_quantity10
end_item_identificationUSNS STALWART CLASS TAGOS
thread_quantity_per_inch14
thread_series_designatorUN
operating_pressure_and_type4500.0 POUNDS PER SQUARE INCH (PSI) HYDROCARBON FUEL OR OIL MAXIMUM REQUIRED LBS
NSN4820-01-451-8217
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: V20SF4SSF4SSF4S · 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
•
OPERATING PRESSURE AND TYPE: 4500.0 POUNDS PER SQUARE INCH (PSI) HYDROCARBON FUEL OR OIL MAXIMUM REQUIRED LBS
•
CONNECTION TYPE: THREADED INTERNAL BOSS
•
SECTION QUANTITY: 5
•
END CONNECTION QUANTITY: 10
•
NOMINAL THREAD SIZE: 0.875 INCHES IN
•
BODY MATERIAL: STEEL CORROSION RESISTING
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS
OPERATING PRESSURE AND TYPE4500.0 POUNDS PER SQUARE INCH (PSI) HYDROCARBON FUEL OR OIL MAXIMUM REQUIRED LBS
CONNECTION TYPETHREADED INTERNAL BOSS
SECTION QUANTITY5
END CONNECTION QUANTITY10
NOMINAL THREAD SIZE0.875 INCHES IN
BODY MATERIALSTEEL CORROSION RESISTING
THREAD CLASS2B
END ITEM IDENTIFICATIONUSNS STALWART CLASS TAGOS
THREAD QUANTITY PER INCH14
THREAD SERIES DESIGNATORUN
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
V20SF4SSX5RP51AWCHAReference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is V20SF4SSF4SSF4S?
V20SF4SSF4SSF4S is a BODY SECTION,WORKING,LINEAR DIRE.
What parts can replace V20SF4SSF4SSF4S?
There is 1 known substitute for V20SF4SSF4SSF4S: V20SF4SSX5RP51AWCHA. Substitute compatibility should be verified for your specific system.
What is the NSN for V20SF4SSF4SSF4S?
V20SF4SSF4SSF4S is cataloged in the U.S. Government catalog under NSN 4820-01-451-8217. This indicates validated use in U.S. government and defense supply chains.
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