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EV313786 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

EV313786: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 BODY, style_designator: STRAIGHT THRU, face_to_face_distance: 1.63 INCHES IN, end_item_identification: REVERSE OSMOSIS UNIT, opening_pressure_setting: 104.00 POUNDS PER SQUARE INCH LBS, part_name_assigned_by_controlling_agency: PRESSURE RELIEF VALVE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-657-7638, 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
EV313786
NSN: 4820-01-657-7638
FSC: 4820 — Valves, Nonpowered
CAGE: 08576 — PENTAIR FILTRATION SOLUTIONS, LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 316 BODY
style_designatorSTRAIGHT THRU
face_to_face_distance1.63 INCHES IN
end_item_identificationREVERSE OSMOSIS UNIT
opening_pressure_setting104.00 POUNDS PER SQUARE INCH LBS
part_name_assigned_by_controlling_agencyPRESSURE RELIEF VALVE
NSN4820-01-657-7638
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: EV313786 · 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
•
STYLE DESIGNATOR: STRAIGHT THRU
•
FACE TO FACE DISTANCE: 1.63 INCHES IN
•
MATERIAL: STEEL COMP 316 BODY
•
OPENING PRESSURE SETTING: 104.00 POUNDS PER SQUARE INCH LBS
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSTRAIGHT THRU
FACE TO FACE DISTANCE1.63 INCHES IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPRESSURE RELIEF VALVE
END ITEM IDENTIFICATIONREVERSE OSMOSIS UNIT
MATERIALSTEEL COMP 316 BODY
OPENING PRESSURE SETTING104.00 POUNDS PER SQUARE INCH LBS
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 EV313786?
EV313786 is a VALVE,SAFETY RELIEF.
What is the NSN for EV313786?
EV313786 is cataloged in the U.S. Government catalog under NSN 4820-01-657-7638. 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.