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61576028 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

61576028: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 STEM, valve_size: 8.000 INCHES IN, bonnet_type: INSIDE SPRING, flange_shape: ROUND WITH HOLES FIRST END, connection_type: FLANGE FIRST END, special_features: MODEL 6Q8 JOS-15-D. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-434-5491, 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
61576028
NSN: 4820-01-434-5491
FSC: 4820 — Valves, Nonpowered
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
materialSTEEL COMP 316 STEM
valve_size8.000 INCHES IN
bonnet_typeINSIDE SPRING
flange_shapeROUND WITH HOLES FIRST END
connection_typeFLANGE FIRST END
special_featuresMODEL 6Q8 JOS-15-D
style_designatorANGLE FLANGED ENDS
nominal_thickness1.125 INCHES FIRST END IN
bolt_hole_quantity8 FIRST END
flange_face_designRAISED STRAIGHT ALL ENDS
disk_loading_methodSPRING
flow_control_deviceDISK
NSN4820-01-434-5491
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 61576028 · 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: DISK
•
FLANGE SHAPE: ROUND WITH HOLES FIRST END
•
FURNISHED ITEMS AND QUANTITY: 1 LEVER
•
FLANGE FACE DESIGN: RAISED STRAIGHT ALL ENDS
•
BOLT CIRCLE NOMINAL DIAMETER: 11.750 INCHES FIRST END IN
•
MINIMUM OPERATING TEMP: -20.0 FAHRENHEIT DEGF
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
FLANGE SHAPEROUND WITH HOLES FIRST END
FLANGE SHAPEROUND WITH HOLES SECOND END
FURNISHED ITEMS AND QUANTITY1 LEVER
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER11.750 INCHES FIRST END IN
BOLT CIRCLE NOMINAL DIAMETER9.500 INCHES SECOND END IN
MINIMUM OPERATING TEMP-20.0 FAHRENHEIT DEGF
CONNECTION TYPEFLANGE SECOND END
CONNECTION TYPEFLANGE FIRST END
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
DS-G-63177-4 ASSY 61576028Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 61576028?
61576028 is a VALVE,SAFETY RELIEF.
What parts can replace 61576028?
There is 1 known substitute for 61576028: DS-G-63177-4 ASSY 61576028. Substitute compatibility should be verified for your specific system.
What is the NSN for 61576028?
61576028 is cataloged in the U.S. Government catalog under NSN 4820-01-434-5491. This indicates validated use in U.S. government and defense supply chains.
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