SR450B-540 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

SR450B-540: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: INCLUDED, material: STEEL CORROSION RESISTING FLOW CONTROL DEVICE, body_style: STRAIGHT THRU, furnished_items: CYLINDER GAGE AND DELIVERY GAGE, regulation_type: MANUAL SINGLE STAGE, flow_control_device: STEM AND INTEGRAL DISK. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-171-9819, 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

SR450B-540

NSN: 4820-00-171-9819
FSC: 4820 — Valves, Nonpowered
CAGE: 63026 — VICTOR EQUIPMENT CO (USA)

SPECIFICATIONS

filter	INCLUDED
material	STEEL CORROSION RESISTING FLOW CONTROL DEVICE
body_style	STRAIGHT THRU
furnished_items	CYLINDER GAGE AND DELIVERY GAGE
regulation_type	MANUAL SINGLE STAGE
flow_control_device	STEM AND INTEGRAL DISK
valve_loading_method	SPRING
manual_control_method	TEE HANDLE
outlet_pressure_range	0.0 TO 40.0 CAMERA MOUNT
first_end_thread_class	2A A
second_end_seat_radius	0.281 INCHES NOMINAL IN
end_connection_quantity	2
NSN	4820-00-171-9819

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: STEM AND INTEGRAL DISK

•

FIRST END THREAD DIRECTION: RIGHT-HAND

•

SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL

•

BODY STYLE: STRAIGHT THRU

•

REGULATION TYPE: MANUAL SINGLE STAGE

•

FIRST END SEAT ANGLE IN DEG: 30.0

•

FIRST END THREAD CLASS: 2A A

•

FIRST END STYLE DESIGNATOR: INVERTED FLARE

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	STEM AND INTEGRAL DISK
FIRST END THREAD DIRECTION	RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END	NOT IDENTICAL
BODY STYLE	STRAIGHT THRU
REGULATION TYPE	MANUAL SINGLE STAGE
FIRST END SEAT ANGLE IN DEG	30.0
FIRST END THREAD CLASS	2A A
FIRST END STYLE DESIGNATOR	INVERTED FLARE
END CONNECTION QUANTITY	2
OUTLET PRESSURE RANGE	0.0 TO 40.0 CAMERA MOUNT

SUBSTITUTES & CROSS-REFERENCES 3

0781-5154Reference document

Same NSN cross-reference

Reference document — Secondary reference

MILR19180Reference document

Same NSN cross-reference

Reference document — Identification reference

45R1TYPEDReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is SR450B-540?

SR450B-540 is a VALVE,REGULATING,FLUID PRESSURE.

What parts can replace SR450B-540?

There are 3 known substitutes for SR450B-540: 0781-5154, MILR19180, 45R1TYPED. Substitute compatibility should be verified for your specific system.

What is the NSN for SR450B-540?

SR450B-540 is cataloged in the U.S. Government catalog under NSN 4820-00-171-9819. This indicates validated use in U.S. government and defense supply chains.

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SR450B-540 — VALVE,REGULATING,FLUID PRESSURE

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