Product Details | SAFETY RELIEF VALVE

4820-00-955-5968 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: A361144B, A361-144B, 68A4C5781, 68A4C578-1, 4820-00-955-5968, 00-955-5968, 4820009555968, 009555968

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1960 00-955-5968

Drawings & Photos | NSN 4820-00-955-5968


Demand History | NSN 4820-00-955-5968

Part Number Request Date QTY Origin
4820-00-955-5968 2018-09-270 3 DIBBS
4820-00-955-5968 2018-07-201 2 DIBBS
4820-00-955-5968 2018-07-193 1 DIBBS
4820-00-955-5968 2018-07-190 2 DIBBS
4820-00-955-5968 2018-06-179 1 DIBBS

Cross Reference | NSN 4820-00-955-5968

Part Number Cage Code Manufacturer
68A4C578-1 30003 NAVAL AIR SYSTEMS COMMAND
A361-144B 82386 JAIDINGER MFG. CO., INC. DBA JAICO PRODUCTS

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 4820-00-955-5968

Technical Data | NSN 4820-00-955-5968

Characteristic Specifications
MATERIAL STEEL OVERALL
STYLE DESIGNATOR C8 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
MAXIMUM OPERATING PRESSURE 1000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE 45.0 GALLONS PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END THREADED INTERNAL BOSS 2ND END
CONNECTION STYLE G42 FLARED 1ST END G4 GASKET SEAL 2ND END
SEAT ANGLE 37.0 DEGREES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 1.500 INCHES 1ST END
THREAD SERIES DESIGNATOR UN 1ST END UN 2ND END
NOMINAL THREAD SIZE 1.875 INCHES 1ST END 1.875 INCHES 2ND END
THREAD QUANTITY PER INCH 12 1ST END 12 2ND END
THREAD CLASS 3A 1ST END 2B 2ND END
THREAD DIRECTION RIGHT-HAND 1ST END RIGHT-HAND 2ND END
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING 50.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED PRESSURE TIGHT OUTLET SIDE
III END ITEM IDENTIFICATION GRUMMIN AEROSPACE A10 AIRCRAFT
MANUFACTURERS CODE 30003
MFR SOURCE CONTROLLING REFERENCE 68A4C578-1

Restrictions/Controls & Freight Information | NSN 4820-00-955-5968

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: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
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 XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 4820-00-955-5968

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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
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 CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative