Product Details | SAFETY RELIEF VALVE

4820-01-209-0276 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: NMP233, NMP-233, NMP-233-101 T140, NMP-233-101 T140 PSI, NMP233101T140, NMP233101T140PSI, LL2124-C 101 T0, LL2124-C 101 T14, LL2124-C 101 T140 PSI, LL2124C101T0, LL2124C101T14, LL2124C101T140PSI, 4820-01-209-0276, 01-209-0276, 4820012090276, 012090276

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 22 MAY 1985 01-209-0276

Drawings & Photos | NSN 4820-01-209-0276


Cross Reference | NSN 4820-01-209-0276

Part Number Cage Code Manufacturer
LL2124-C 101 T0 75954 KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
LL2124-C 101 T14 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
LL2124-C 101 T140 PSI 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
LL2124-C 101 T140 PSI 75954 KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP-233 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP-233 75954 KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP-233-101 T140 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
NMP-233-101 T140 PSI 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP-233-101 T140 PSI 75954 KUNKLE INDUSTRIES INC LONERGAN VALVE DIV

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Technical Data | NSN 4820-01-209-0276

Characteristic Specifications
SECOND CONNECTION FACE TO CENTERLINE DISTANCE 3.000 INCHES
NOMINAL THICKNESS 0.438 INCHES ALL ENDS
MATERIAL NICKEL ALLOY SEAT
MATERIAL DOCUMENT AND CLASSIFICATION MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY
FIRST CONNECTION FACE TO CENTERLINE DISTANCE 3.750 INCHES
BOLT HOLE NOMINAL DIAMETER 0.562 INCHES ALL ENDS
ADJUSTABLE PRESSURE RANGE +101.0 TO 140.0 POUNDS PER SQUARE INCH
MATERIAL DOCUMENT AND CLASSIFICATION QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
VALVE SIZE 1.250 INCHES
BOLT HOLE QUANTITY 4 ALL ENDS
STYLE DESIGNATOR C1A ANGLE FLANGED ENDS
MEDIA FOR WHICH DESIGNED WATER-OIL-GAS SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
NOMINAL OUTSIDE DIAMETER 4.500 INCHES ALL ENDS
MATERIAL COPPER ALLOY BODY
CONNECTION TYPE FLANGE ALL ENDS
MAXIMUM OPERATING PRESSURE 140.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
BOLT CIRCLE NOMINAL DIAMETER 3.375 INCHES ALL ENDS
FLOW CONTROL DEVICE DISK
BONNET ATTACHMENT METHOD UNION
DISK LOADING METHOD SPRING
FLANGE FACE DESIGN PLAIN ALL ENDS
VALVE OPERATION METHOD AUTOMATIC
MATERIAL COPPER ALLOY FLOW CONTROL DEVICE
MATERIAL COPPER ALLOY STEM
FLANGE SHAPE ROUND WITH HOLES ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATION QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE STEM
BONNET TYPE INSIDE SPRING

Restrictions/Controls & Freight Information | NSN 4820-01-209-0276

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
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
NMF Description 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 594 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-01-209-0276

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each