Premium Information is available for this item - Upgrade for $1 a day
4820-00-289-3784
Safety Relief Valve
4820002893784 002893784 NMP402 S4824-3157488
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
17

Marketplace 4820-00-289-3784
Request a Quotation from participating marketplace vendors
Related Documents 4820-00-289-3784 2+ Documents (More...)
RQST NE Updated Every Day 4820-00-289-3784 RQST Updated Every Day 4820-00-289-3784 RQST NE Related Documents
4820-00-289-3784 2+ Documents ( More... ) https//www.nsnlookup.com /fsg-48/fsc-4820/us 4820-00-289-3784
vendors Request Updated Every Day 4820-00-287-2615 https//www.nsnlookup.com /fsg-48/fsc-4820/us 4820-00-289-3784
Safety Relief Valve 4820002893784 002893784 $1 a day Upgrade your Account Upgrade 4820-00-289-3784Safety
Restrictions 4820-00-289-3784
4820-00-289-3784 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 4820-00-289-3784
- Schedule B
- Subscribe to View Schedule B
- HTS Code
- Subscribe to View HTS Code
End Users 4820-00-289-3784
- US Navy (N9BC)
- Effective Date:
- 1 Jan 2005
- Former MOE Rule:
- N9CD
- Supplementary Collaborators:
- HD
- Spain (YB01)
- Effective Date:
- 1 Apr 1991
- Turkey (ZW01)
- Effective Date:
- 1 Nov 1998
Approved Sources 4820-00-289-3784
- Part Number
- Manufacturer
- Status
- NMP402
- Manufacturer
- 75954 - Kunkle Industries Inc Lonergan Valve (Obsolete)
- Incomplete Reference
- Incomplete Reference
- S4824-3157488
- 80064 - Naval Ship Systems Command (Active)
- Incomplete Secondary Reference
- Incomplete Secondary Reference
Datasheet 4820-00-289-3784
- Characteristic
- Specifications
- FIIG
- Specifications
- A046B0
- Adjustable Pressure Range [CQCY]
- +18.0/+32.0 Pounds Per Square Inch
- Bolt Circle Nominal Diameter [CWCT]
- 2.438 Inches All Ends
- Bolt Hole Nominal Diameter [CWCQ]
- 0.562 Inches All Ends
- Bolt Hole Quantity [AECS]
- 3 All Ends
- Connection Type [AWLS]
- Flange All Ends
- Disk Loading Method [ADSU]
- Spring
- First Connection Face To Centerline Distance [CWCL]
- 3.250 Inches
- Flange Face Design [CWDF]
- Plain All Ends
- Flange Shape [ARKN]
- Round With Holes All Ends
- Flow Control Device [ADQU]
- Disk
- Material [MATT]
- Steel Body
- Material [MATT]
- Steel Corrosion Resisting Flow Control Device
- Material [MATT]
- Steel Corrosion Resisting Seat
- Material [MATT]
- Steel Corrosion Resisting Stem
- Maximum Operating Pressure [CQGM]
- 200.0 Pounds Per Square Inch Single Response
- Nominal Outside Diameter [CWCD]
- 3.562 Inches All Ends
- Nominal Thickness [CWCK]
- 0.375 Inches All Ends
- Reference Number Differentiating Characteristics [ZZZY]
- As Differentiated By First End Connection Type
- Second Connection Face To Centerline Distance [CWCR]
- 3.000 Inches
- Special Features [FEAT]
- W/Lifting Lever
- Valve Operation Method [AQLR]
- Automatic
- Valve Size [CCFG]
- 0.500 Inches
- Style Designator [STYL]
- Angle Flanged Ends
DLA Procurement Analysis 4820-00-289-3784
Management Data 4820-00-289-3784
Navy
- Cognizance:
- 3B
Similar Supply Items to 4820-00-289-3784


















Freight Information 4820-00-289-3784
4820-00-289-3784 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. 4820-00-289-3784 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. 4820-00-289-3784 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 576 for ocean manifesting and military sealift. 4820-00-289-3784 is not classified as a special type of cargo when transported by water. 4820-00-289-3784 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.
Contracting Technical Data File (CTDF) 4820-00-289-3784 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:
- Y
- Special Packaging Instruction Number (SPIN):
- Special Packaging Instruction Number Revision:
- Special Packaging Instruction Number Date:
- Pallet Reference Number Required: