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PartsTable / COMPONENT / 4N6 JOS-15-C 27 PSI
4N6 JOS-15-C 27 PSI ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bonnet_type: INSIDE SPRING, flange_shape: ROUND ALL ENDS, connection_type: FLANGE ALL ENDS, style_designator: ANGLE FLANGED ENDS, disk_loading_method: SPRING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-434-3227, 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
4N6 JOS-15-C 27 PSI
NSN: 4820-01-434-3227
FSC: 4820
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bonnet_typeINSIDE SPRING
flange_shapeROUND ALL ENDS
connection_typeFLANGE ALL ENDS
style_designatorANGLE FLANGED ENDS
disk_loading_methodSPRING
flow_control_deviceDISK
valve_operation_methodAUTOMATIC
end_item_identificationSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
bonnet_attachment_methodBOLTED
opening_pressure_setting27.0 POUNDS PER SQUARE INCH LBS
material_document_and_classificationASME SA216 GR WCB ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN4820-01-434-3227
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4N6 JOS-15-C 27 PSI · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASME SA216 GR WCB ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DISK LOADING METHOD: SPRING
•
FLANGE SHAPE: ROUND ALL ENDS
•
BONNET TYPE: INSIDE SPRING
•
MATERIAL: STEEL OVERALL
•
CONNECTION TYPE: FLANGE ALL ENDS
•
FLOW CONTROL DEVICE: DISK
•
BONNET ATTACHMENT METHOD: BOLTED
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONASME SA216 GR WCB ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DISK LOADING METHODSPRING
FLANGE SHAPEROUND ALL ENDS
BONNET TYPEINSIDE SPRING
MATERIALSTEEL OVERALL
CONNECTION TYPEFLANGE ALL ENDS
FLOW CONTROL DEVICEDISK
BONNET ATTACHMENT METHODBOLTED
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
61484000-DS-G-63177Interchangeable
interchangeable cross-reference
interchangeable
61531000-DS-G-63177Interchangeable
interchangeable cross-reference
interchangeable
61552037-DS-G-6Interchangeable
interchangeable cross-reference
interchangeable
61348000-DS-G-63177 PC5AInterchangeable
interchangeable cross-reference
interchangeable
104118Interchangeable
interchangeable cross-reference
interchangeable
DS-G-63177Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4N6 JOS-15-C 27 PSI?
4N6 JOS-15-C 27 PSI is a VALVE,SAFETY RELIEF.
What parts can replace 4N6 JOS-15-C 27 PSI?
There are 23 known substitutes for 4N6 JOS-15-C 27 PSI: 61484000-DS-G-63177, 61531000-DS-G-63177, 61552037-DS-G-6 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4N6 JOS-15-C 27 PSI?
4N6 JOS-15-C 27 PSI is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-434-3227. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026