20281MS41SS — VALVE,SAFETY RELIEF

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

20281MS41SS: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL STAINLESS - USE STB000 STEM, valve_size: 0.50 INCHES IN, flange_shape: ROUND ALL ENDS, connection_type: FLANGE ALL ENDS, style_designator: ANGLE FLANGED ENDS, flange_face_design: RAISED STRAIGHT ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-659-8197, 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

20281MS41SS

NSN: 4820-01-659-8197
FSC: 4820 — Valves, Nonpowered
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)

SPECIFICATIONS

material	STEEL STAINLESS - USE STB000 STEM
valve_size	0.50 INCHES IN
flange_shape	ROUND ALL ENDS
connection_type	FLANGE ALL ENDS
style_designator	ANGLE FLANGED ENDS
flange_face_design	RAISED STRAIGHT ALL ENDS
operating_pressure	150.00 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_method	SPRING
flow_control_device	DISK
valve_operation_method	AUTOMATIC
adjustable_pressure_range	+91.0 TO 105.0 POUNDS PER SQUARE INCH LBS
first_connection_face_to_centerline_distance	3.25 INCHES IN
NSN	4820-01-659-8197

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISK

•

FLANGE SHAPE: ROUND ALL ENDS

•

FLANGE FACE DESIGN: RAISED STRAIGHT ALL ENDS

•

CONNECTION TYPE: FLANGE ALL ENDS

•

STYLE DESIGNATOR: ANGLE FLANGED ENDS

•

OPERATING PRESSURE: 150.00 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

VALVE SIZE: 0.50 INCHES IN

•

ADJUSTABLE PRESSURE RANGE: +91.0 TO 105.0 POUNDS PER SQUARE INCH LBS

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
FLANGE SHAPE	ROUND ALL ENDS
FLANGE FACE DESIGN	RAISED STRAIGHT ALL ENDS
CONNECTION TYPE	FLANGE ALL ENDS
STYLE DESIGNATOR	ANGLE FLANGED ENDS
OPERATING PRESSURE	150.00 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE SIZE	0.50 INCHES IN
ADJUSTABLE PRESSURE RANGE	+91.0 TO 105.0 POUNDS PER SQUARE INCH LBS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE	3.25 INCHES IN
DISK LOADING METHOD	SPRING

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 2

20281,MS41SS,91T105PSIReference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

2028102G0091Same 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 20281MS41SS?

20281MS41SS is a VALVE,SAFETY RELIEF.

What parts can replace 20281MS41SS?

There are 2 known substitutes for 20281MS41SS: 20281,MS41SS,91T105PSI, 2028102G0091. Substitute compatibility should be verified for your specific system.

What is the NSN for 20281MS41SS?

20281MS41SS is cataloged in the U.S. Government catalog under NSN 4820-01-659-8197. This indicates validated use in U.S. government and defense supply chains.

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