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SS-4R3A-G — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

SS-4R3A-G: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 BODY, special_features: 1/4 IN.SWAGELOK END CONNECTIONS;ADJUSTABLE PRESSURE RANGE,4000-5000 PSI;W/ADJUSTMENT CAP IN, style_designator: ANGLE, flow_control_device: POPPET, valve_operation_method: AUTOMATIC, end_item_identification: 4920-01-393-4305. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-449-5811, 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
SS-4R3A-G
NSN: 4820-01-449-5811
FSC: 4820 — Valves, Nonpowered
CAGE: 3T9T9 — SWAGELOK CO (USA)
SPECIFICATIONS
materialSTEEL COMP 316 BODY
special_features1/4 IN.SWAGELOK END CONNECTIONS;ADJUSTABLE PRESSURE RANGE,4000-5000 PSI;W/ADJUSTMENT CAP IN
style_designatorANGLE
flow_control_devicePOPPET
valve_operation_methodAUTOMATIC
end_item_identification4920-01-393-4305
media_for_which_designedAIR FIRST RESPONSE
NSN4820-01-449-5811
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: SS-4R3A-G · 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: POPPET
•
STYLE DESIGNATOR: ANGLE
•
MEDIA FOR WHICH DESIGNED: AIR FIRST RESPONSE
•
MATERIAL: STEEL COMP 316 BODY
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
STYLE DESIGNATORANGLE
SPECIAL FEATURES1/4 IN.SWAGELOK END CONNECTIONS;ADJUSTABLE PRESSURE RANGE,4000-5000 PSI;W/ADJUSTMENT CAP IN
MEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER, FRESH SECOND RESPONSE
END ITEM IDENTIFICATION4920-01-393-4305
MATERIALSTEEL COMP 316 BODY
VALVE OPERATION METHODAUTOMATIC
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)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is SS-4R3A-G?
SS-4R3A-G is a VALVE,SAFETY RELIEF.
What is the NSN for SS-4R3A-G?
SS-4R3A-G is cataloged in the U.S. Government catalog under NSN 4820-01-449-5811. This indicates validated use in U.S. government and defense supply chains.
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