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Technical Data Sheet

SV-1/2-L4 — VALVE,EXPANSION

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

SV-1/2-L4: VALVE,EXPANSION.

The VALVE,EXPANSION is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY AND STEEL CORROSION RESISTING SEAT, body_style: STRAIGHT THRU, special_features: APPLICATION OIL COOLER, flow_control_device: CONE, BOTTOM GUIDED, end_item_identification: WASP CLASS LHD, media_for_which_designed: REFRIGERANT 22. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-437-1012, 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
SV-1/2-L4
NSN: 4820-01-437-1012
FSC: 4820 — Valves, Nonpowered
CAGE: 78462 — PARKER-HANNIFIN CORP DIV SPORLAN DIVISION (USA)
SPECIFICATIONS
materialNICKEL ALLOY AND STEEL CORROSION RESISTING SEAT
body_styleSTRAIGHT THRU
special_featuresAPPLICATION OIL COOLER
flow_control_deviceCONE, BOTTOM GUIDED
end_connection_quantity2
end_item_identificationWASP CLASS LHD
media_for_which_designedREFRIGERANT 22
valve_equalizer_locationINTERNAL
first_end_connection_typeUNTHREADED INTERNAL TUBE
first_end_style_designatorPLAIN
second_end_connection_typeUNTHREADED INTERNAL TUBE
second_end_style_designatorPLAIN
NSN4820-01-437-1012
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: SV-1/2-L4 · 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
•
FLOW CONTROL DEVICE: CONE, BOTTOM GUIDED
•
VALVE EQUALIZER LOCATION: INTERNAL
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
BODY STYLE: STRAIGHT THRU
•
FIRST END STYLE DESIGNATOR: PLAIN
•
REFRIGERATION CAPACITY IN BTU PER HOUR: 6.0
•
END CONNECTION QUANTITY: 2
•
SECOND END STYLE DESIGNATOR: PLAIN
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICECONE, BOTTOM GUIDED
VALVE EQUALIZER LOCATIONINTERNAL
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
BODY STYLESTRAIGHT THRU
FIRST END STYLE DESIGNATORPLAIN
REFRIGERATION CAPACITY IN BTU PER HOUR6.0
END CONNECTION QUANTITY2
SECOND END STYLE DESIGNATORPLAIN
FIRST END CONNECTION TYPEUNTHREADED INTERNAL TUBE
SPECIAL FEATURESAPPLICATION OIL COOLER
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

No substitute or cross-reference records for this part.

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 SV-1/2-L4?
SV-1/2-L4 is a VALVE,EXPANSION.
What is the NSN for SV-1/2-L4?
SV-1/2-L4 is cataloged in the U.S. Government catalog under NSN 4820-01-437-1012. This indicates validated use in U.S. government and defense supply chains.
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