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4820-01-505-8743
Safety Relief Valve
4820015058743 015058743 559T-2M-12 7326559 FIND 20 7326559
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. View more Safety Relief Valve
May 2023
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Restrictions 4820-01-505-8743
4820-01-505-8743 is a Safety Relief Valve that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Demilitarization of this item has been confirmed and is not currently subject to changes. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item is not suspected to be hazardous. This item does not contain a precious metal.
Import and Export 4820-01-505-8743
- Schedule B
- Subscribe to View Schedule B
- HTS Code
- Subscribe to View HTS Code
End Users 4820-01-505-8743
- US Navy (N9BC)
- Effective Date:
- 1 Jan 2005
- Former MOE Rule:
- N9CD
- Supplementary Collaborators:
- HD
Approved Sources 4820-01-505-8743
- Part Number
- Manufacturer
- Status
- 559T-2M-12
- Manufacturer
- 91816 - Circor Aerospace, Inc. (Active)
- Primary Buy
- Primary Buy
- 7326559 FIND 20
- 53711 - Naval Sea Systems Command (Active)
- Secondary Buy
- Secondary Buy
- 7326559
- 53711 - Naval Sea Systems Command (Active)
- Informational Drawing
- Informational Drawing
Datasheet 4820-01-505-8743
- Characteristic
- Specifications
- FIIG
- Specifications
- A046B0
- Adjustable Pressure Range [CQCY]
- +0.5/+150.0 Pounds Per Square Inch
- Connection Style [AHNC]
- Plain (Pipe) 1St End
- Connection Type [AWLS]
- Threaded External Pipe 1St End
- Flow Control Device [ADQU]
- Poppet
- Material [MATT]
- Rubber Butadiene-Acrylonitrile Class Nbr Seat
- Material [MATT]
- Steel Comp 303 Body
- Maximum Operating Pressure [CQGM]
- 200.0 Pounds Per Square Inch Single Response
- Maximum Operating Temp [AEHZ]
- 250.0 Deg Fahrenheit Single Response
- Media For Which Designed [MEDA]
- Acetylene 2Nd Response
- Media For Which Designed [MEDA]
- Air 1St Response
- Media For Which Designed [MEDA]
- Ammonia, Gaseous 3Rd Response
- Media For Which Designed [MEDA]
- Hydrogen 5Th Response
- Media For Which Designed [MEDA]
- Refrigerant 12 4Th Response
- Nominal Thread Size [CQJX]
- 0.250 Inches 1St End
- Opening Pressure Setting [CSDC]
- 12.0 Pounds Per Square Inch
- Special Features [FEAT]
- 1.200 In. Overall Length; 0.625 In. Hex.
- Part Name Assigned By Controlling Agency [CXCY]
- Popoff Valve
- Thread Series Designator [THSD]
- Npt All Ends
- Valve Operation Method [AQLR]
- Automatic
- Style Designator [STYL]
- Straight Thru
- Thread Direction [AAJF]
- Right-Hand 1St End
DLA Procurement Analysis 4820-01-505-8743
Management Data 4820-01-505-8743
Navy
- Cognizance:
- 9B
- Navy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
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Freight Information 4820-01-505-8743
4820-01-505-8743 has freight characteristics.It has a National Motor Freight Classification (NMFC) of 127220. A Sub NMFC of X. It has a NMFC Description of PRESSURE REG/RED/RELIEF VALVES NOI. 4820-01-505-8743 is rated as class 77.5 when transported by Less-Than Truckload (LTL) freight. It has a Uniform Freight Classification (UFC) number of 64490 which rates the freight between FCL and LCL. 4820-01-505-8743 has a variance between NMFC and UFC when transported by rail and the description should be consulted. It has a Water Commodity Code (WCC) of 594 for ocean manifesting and military sealift. 4820-01-505-8743 is not classified as a special type of cargo when transported by water. 4820-01-505-8743 is not a consolidation and does not exceed 84" in any dimension. It should be compatible with a standard 72" Aircraft Cargo Door when transported by air.
Packaging Data 4820-01-505-8743
- Responsible Activity
- Packaging Data Source
- Primary Inventory Control Activity (PICA)
- --
Item Pack Level (Unpackaged)
- Item Size
- Item Weight
- Characteristics
- Weight/Dimensions Category
- Fragility
- Item Preservation
- Item Weight
- --
- --
- Bare Metal Item
- Over 10lb
- Less than 85G
- No Requirement
- --
Unit Pack Level (Packaged)
- Quantity per Pack
- Unit Size
- Unit Weight
- Unit Cube
- Preservation Method
- Cleaning/Drying
- Unit Size
- 1
- --
- --
- --
- --
- Any Suitable Process
- --
- Preservation Material
- Wrapping Material
- Cushioning/Dunnage
- Cushioning Thickness
- Container
- Special Marking
- Wrapping Material
- No Requirement
- --
- --
- --
- PPP-B-566, PPP-B-676, or ASTM-D5118, Folding, Setup or Fiberboard Box
- No special marking
- --
Intermediate Pack Level
- Quantity of Unit Packs
- Container
- Any Suitable Fiber Box
Contracting Technical Data File (CTDF) 4820-01-505-8743 October 2021
Criticality and Quality
- Critical Item Code:
- X
- Flight Safety:
- Life Support:
- Certified Samples:
- Serialization:
- First Article Test (FAT):
- Certificate of Quality Compliance:
- Production Lot Testing:
- Special Testing:
- Qualified Products List (QPL):
Commercial Properties
- Government Furnished Material:
- Government Furnished Tooling:
- Government Furnished Property:
- Price Evaluation Code:
- Diminshing Manufacturing Sources:
- Warranty:
- Commerical Off The Shelf (COTS):
- End Item Application:
- Auctioning Candidate:
- Source of Procurement:
- Contract Option:
Restrictions
- Boeing Rights Guard:
- Export Controlled:
- Controlled Technical Data Package (TDP):
- Restricted Technical Data Package (TDP):
- Contains Classified Material
- Weapons System Indicator Code (WSIC):
- N
Packaging Requirements
- Packaging Determination Table:
- Packaging Review Code:
- Special Packaging Instruction Number (SPIN):
- Special Packaging Instruction Number Revision:
- Special Packaging Instruction Number Date:
- Pallet Reference Number Required: