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4820-01-321-1790
Safety Relief Valve
4820013211790 013211790 NMP121-3/4IN-L2 NMP121-3/4IN-L2122C-200 PSI
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
5
Marketplace 4820-01-321-1790
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Restrictions 4820-01-321-1790
4820-01-321-1790 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 4820-01-321-1790
- Schedule B
- Subscribe to View Schedule B
- HTS Code
- Subscribe to View HTS Code
End Users 4820-01-321-1790
- US Navy (N9BC)
- Effective Date:
- 1 Aug 2004
- Former MOE Rule:
- N9CD
- Supplementary Collaborators:
- HD
Approved Sources 4820-01-321-1790
- Part Number
- Manufacturer
- Status
- NMP121-3/4IN-L2122C-200 PSI
- Manufacturer
- 15187 - Emerson Automation Solutions Final (Active)
- Primary Buy
- Primary Buy
- NMP121-3/4IN-L2122C-200 PSI
- 01343 - Anderson Greenwood Lp (Active)
- Canceled/Obsolete
- Canceled/Obsolete
- NMP121-3/4IN-L2122C-200 PSI
- 75954 - Kunkle Industries Inc (Obsolete)
- Canceled/Obsolete
- Canceled/Obsolete
- NMP121-3/4IN-L2
- 75954 - Kunkle Industries Inc (Obsolete)
- Advisory Reference
- Advisory Reference
Datasheet 4820-01-321-1790
- Characteristic
- Specifications
- FIIG
- Specifications
- A046B0
- Bolt Hole Nominal Diameter [CWCQ]
- 0.562 Inches 1St End
- Bolt Hole Quantity [AECS]
- 4 1St End
- Bonnet Type [ADSR]
- Inside Screw
- Bonnet Attachment Method [ADST]
- Threaded
- Bolt Circle Nominal Diameter [CWCT]
- 3.188 Inches 1St End
- Connection Style [AHNC]
- Socket Err-100
- Connection Type [AWLS]
- Unthreaded Internal Pipe 2Nd End
- Connection Type [AWLS]
- Flange 1St End
- Flange Face Design [CWDF]
- Plain 1St End
- Flange Shape [ARKN]
- Round With Holes 1St End
- Flow Control Device [ADQU]
- Disk
- Material [MATT]
- Bronze Body
- Material [MATT]
- Bronze Flow Control Device
- Material [MATT]
- Copper Alloy Stem
- Material [MATT]
- Nickel Alloy Seat
- Maximum Operating Pressure [CQGM]
- 200.0 Pounds Per Square Inch 2Nd Response
- Maximum Operating Pressure [CQGM]
- 400.0 Pounds Per Square Inch 1St Response
- Maximum Operating Temp [AEHZ]
- 150.0 Deg Fahrenheit 1St Response
- Maximum Operating Temp [AEHZ]
- 425.0 Deg Fahrenheit 2Nd Response
- Media For Which Designed [MEDA]
- Air 1St Response
- Media For Which Designed [MEDA]
- Steam 2Nd Response
- Media For Which Designed [MEDA]
- Water, Fresh 3Rd Response
- Nominal Outside Diameter [CWCD]
- 4.312 Inches 1St End
- Nominal Thickness [CWCK]
- 0.688 Inches 1St End
- Nominal Pipe Size Accommodated [AAAR]
- 0.750 Inches 2Nd End
- Opening Pressure Setting [CSDC]
- 200.0 Pounds Per Square Inch
- Valve Operation Method [AQLR]
- Automatic
- Style Designator [STYL]
- Angle
DLA Procurement Analysis 4820-01-321-1790
Management Data 4820-01-321-1790
Navy
- Cognizance:
- 9B
- Navy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
NATO Stock Numbers Related to 4820-01-321-1790
Freight Information 4820-01-321-1790
4820-01-321-1790 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. 4820-01-321-1790 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. 4820-01-321-1790 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. 4820-01-321-1790 is not classified as a special type of cargo when transported by water. 4820-01-321-1790 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 4820-01-321-1790
- 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
- --
- --
- --
- --
- --
- --
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
- ASTM - D5118, Fiberboard Box
Contracting Technical Data File (CTDF) 4820-01-321-1790 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: