Product Details | SAFETY RELIEF VALVE

4820-01-249-5311 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.

Part Alternates: 537T4D12, 537T-4D-12, 577T4D12, 577T-4D-12, 4820-01-249-5311, 01-249-5311, 4820012495311, 012495311

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 12 FEB 1987 01-249-5311

Drawings & Photos | NSN 4820-01-249-5311


Cross Reference | NSN 4820-01-249-5311

Part Number Cage Code Manufacturer
537T-4D-12 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS
577T-4D-12 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 4820-01-249-5311

Technical Data | NSN 4820-01-249-5311

Characteristic Specifications
MATERIAL STEEL COMP 303 OR STEEL BODY
STYLE DESIGNATOR C6 STRAIGHT THRU
FLOW CONTROL DEVICE STEM
MAXIMUM OPERATING PRESSURE 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLE G46A PLAIN ALL ENDS
THREAD SERIES DESIGNATOR NPT ALL ENDS
NOMINAL THREAD SIZE 0.500 INCHES ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS

Restrictions/Controls & Freight Information | NSN 4820-01-249-5311

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information