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4820-00-474-1956
Safety Relief Valve
4820004741956 004741956 A51H9048-7 MC7226-7 39330-1
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 4820-00-474-1956
4820-00-474-1956 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. The precious metals content of this item is unknown.
Import and Export 4820-00-474-1956
- Schedule B
- Subscribe to View Schedule B
- HTS Code
- Subscribe to View HTS Code
End Users 4820-00-474-1956
- US Navy (N9BC)
- Effective Date:
- 1 Jul 2005
- Former MOE Rule:
- N9CD
- Supplementary Collaborators:
- GT
- Greece (ZU01)
- Effective Date:
- 1 Apr 1991
- Turkey (ZW01)
- Effective Date:
- 1 Nov 2005
Approved Sources 4820-00-474-1956
- Part Number
- Manufacturer
- Status
- 39330-1
- Manufacturer
- 26512 - Northrop Grumman Systems Corporation (Active)
- Primary Buy
- Primary Buy
- A51H9048-7
- 26512 - Northrop Grumman Systems Corporation (Active)
- Advisory Reference
- Advisory Reference
- MC7226-7
- 76050 - Eaton Aerospace Llc (Active)
- Advisory Reference
- Advisory Reference
- A51H9048-7
- 61174 - Northrop Grumman Systems Corporation (Active)
- Advisory Reference
- Advisory Reference
Datasheet 4820-00-474-1956
- Characteristic
- Specifications
- FIIG
- Specifications
- A046B0
- Flow Control Device [ADQU]
- Poppet
- Valve Operation Method [AQLR]
- Automatic
- Style Designator [STYL]
- Straight Thru W/Baffle
DLA Procurement Analysis 4820-00-474-1956
Management Data 4820-00-474-1956
Navy
- Cognizance:
- 9B
- Navy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
NATO Stock Numbers Related to 4820-00-474-1956
Freight Information 4820-00-474-1956
4820-00-474-1956 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. 4820-00-474-1956 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. 4820-00-474-1956 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. 4820-00-474-1956 is not classified as a special type of cargo when transported by water. 4820-00-474-1956 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 4820-00-474-1956
- 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
- Special Requirement
- --
Unit Pack Level (Packaged)
- Quantity per Pack
- Unit Size
- Unit Weight
- Unit Cube
- Preservation Method
- Cleaning/Drying
- Unit Size
- 1
- 5.0" H x 4.0" W x 2.0" L
- --
- --
- --
- Any Suitable Process
- 5.0" H x 4.0" W x 2.0" L
- Preservation Material
- Wrapping Material
- Cushioning/Dunnage
- Cushioning Thickness
- Container
- Special Marking
- Wrapping Material
- Vendor's Protective Grease or Oil Coating
- --
- --
- --
- 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) 4820-00-474-1956 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: