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4820-01-278-9872
Safety Relief Valve
4820012789872 012789872 1471-2IN 1471-2IN 51T75PSI 1471
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 4820-01-278-9872
4820-01-278-9872 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. 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 4820-01-278-9872
- Schedule B
- Subscribe to View Schedule B
- HTS Code
- Subscribe to View HTS Code
End Users 4820-01-278-9872
- US Navy (N9BC)
- Effective Date:
- 1 Apr 2005
- Former MOE Rule:
- N9CD
- Supplementary Collaborators:
- HD
Approved Sources 4820-01-278-9872
- Part Number
- Manufacturer
- Status
- 1471-2IN 51T75PSI
- Manufacturer
- 16497 - Dresser, Inc. (Obsolete)
- Original Design
- Original Design
- 1471-2IN
- 16497 - Dresser, Inc. (Obsolete)
- Advisory Reference
- Advisory Reference
- 1471
- 16497 - Dresser, Inc. (Obsolete)
- Informational Drawing
- Informational Drawing
Datasheet 4820-01-278-9872
- Characteristic
- Specifications
- FIIG
- Specifications
- A046B0
- Adjustable Pressure Range [CQCY]
- +51.0/+75.0 Pounds Per Square Inch
- Connection Style [AHNC]
- Plain (Pipe) 1St End
- Connection Style [AHNC]
- Plain,Optional End(Pipe) 2Nd End
- Connection Type [AWLS]
- Threaded Internal Pipe 2Nd End
- Connection Type [AWLS]
- Threaded External Pipe 1St End
- Disk Loading Method [ADSU]
- Spring
- Flow Control Device [ADQU]
- Disk
- Material [MATT]
- Bronze Body
- Material [MATT]
- Copper Alloy Seat
- Maximum Operating Pressure [CQGM]
- 300.0 Pounds Per Square Inch Single Response
- Maximum Operating Temp [AEHZ]
- 450.0 Deg Fahrenheit Single Response
- Media For Which Designed [MEDA]
- Water-Oil-Gas Single Response
- Nominal Thread Size [CQJX]
- 2.000 Inches All Ends
- Thread Series Designator [THSD]
- Npt All Ends
- Valve Operation Method [AQLR]
- Automatic
- Style Designator [STYL]
- Angle
- Thread Direction [AAJF]
- Right-Hand All Ends
DLA Procurement Analysis 4820-01-278-9872
Management Data 4820-01-278-9872
Navy
- Cognizance:
- 3B
NATO Stock Numbers Related to 4820-01-278-9872
Freight Information 4820-01-278-9872
4820-01-278-9872 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. 4820-01-278-9872 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. 4820-01-278-9872 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. 4820-01-278-9872 is not classified as a special type of cargo when transported by water. 4820-01-278-9872 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 4820-01-278-9872
- 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
- --
- --
- --
- Physical Protection
- Any Suitable Process
- --
- Preservation Material
- Wrapping Material
- Cushioning/Dunnage
- Cushioning Thickness
- Container
- Special Marking
- Wrapping Material
- No Requirement
- --
- --
- --
- Any Suitable Container
- No special marking
- --
Intermediate Pack Level
- Quantity of Unit Packs
- Container
- No Requirement
Contracting Technical Data File (CTDF) 4820-01-278-9872 October 2021
Criticality and Quality
- Critical Item Code:
- 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: