Product Details | SAFETY RELIEF VALVE

4820-01-554-5686 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: 08712N04S0014, 08712N04S0014/17216, 08712N04S0014/17216CP, 08712N04S001417216, 08712N04S001417216CP, 08712N04S0014CP, 17216, 17216 P/N 08712N04S0014, 17216 P/N 08712N04S0014CP, 17216CP , 17216PN08712N04S0014, 17216PN08712N04S0014CP, 8712, 8712CP , 4820-01-554-5686, 01-554-5686, 4820015545686, 015545686

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 14 AUG 2007 01-554-5686

Demand History | NSN 4820-01-554-5686

Part Number Request Date QTY Origin
0871204S0014X1 2025-12-335 1 DIBBS
4820-01-554-5686 2025-03-86 1 DIBBS
4820-01-554-5686 2016-03-67 1 DIBBS
4820-01-554-5686 2014-03-70 2 DIBBS
4820-01-554-5686 2014-02-57 1 DIBBS

Cross Reference | NSN 4820-01-554-5686

Part Number Cage Code Manufacturer
08712N04S0014 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
08712N04S0014/17216 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
08712N04S0014/17216CP 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG
08712N04S0014CP 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG
17216 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
17216 P/N 08712N04S0014 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
17216 P/N 08712N04S0014CP 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG
17216CP 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG
8712 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
8712CP 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG

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Technical Data | NSN 4820-01-554-5686

Characteristic Specifications
MATERIAL BRONZE BODY
MATERIAL DOCUMENT AND CLASSIFICATION ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
VALVE SIZE 0.250 INCHES
MAXIMUM OPERATING TEMP 320.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
ADJUSTABLE PRESSURE RANGE 10.0 TO 14.0 POUNDS PER SQUARE INCH
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS CLEANING AND PACKAGING PER MIL-STD-1330D
CRITICALITY CODE JUSTIFICATION ZZZY
III PART NAME ASSIGNED BY CONTROLLING AGENCY 1/4" X 1/4" TYPE 1551-T RELIEF VALVE
MANUFACTURERS CODE 15187
DESIGN CONTROL REFERENCE 08712N04S0014/17216

Restrictions/Controls & Freight Information | NSN 4820-01-554-5686

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:QStrategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.”
Controlled Inventory Item Code:UUNCLASSIFIED
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:SThe item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
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 HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
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 4820-01-554-5686

Category Code Description
Cognizance Codes3BNavy-owned stocks of field level repairable DLA material
Naval Inventory Control Point, Mechanicsburg
Special Material IDCPAn item that requires special cleaning and packaging for oxygen/nitrogen service (e.g, valves, piping systems, generators).
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityDField Level Reparables
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each