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4820-00-438-6638
Safety Relief Valve
4820004386638 004386638 PFRVD1 019078 VB4 VB-4R/SS/AS 30V68 PFRVA1
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 4820-00-438-6638
4820-00-438-6638 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. The precious metals content of this item is unknown.
Import and Export 4820-00-438-6638
- Schedule B
- Subscribe to View Schedule B
- HTS Code
- Subscribe to View HTS Code
End Users 4820-00-438-6638
- US Army (A920)
- Effective Date:
- 1 Aug 2004
- Former MOE Rule:
- A181
- Supplementary Receivers:
- AZ
- US Navy (N9BC)
- Effective Date:
- 1 Dec 2013
- Supplementary Collaborators:
- GG
Approved Sources 4820-00-438-6638
- Part Number
- Manufacturer
- Status
- VB4
- Manufacturer
- 23724 - Ruthman Pump And Engineering Inc (Obsolete)
- Original Design
- Original Design
- 019078
- 61790 - Astec Industries Inc (Active)
- Secondary Buy
- Secondary Buy
- VB-4R/SS/AS
- 23724 - Ruthman Pump And Engineering Inc (Obsolete)
- Canceled/Obsolete
- Canceled/Obsolete
- 30V68
- 61790 - Astec Industries Inc (Active)
- Canceled/Obsolete
- Canceled/Obsolete
- PFRVA1
- 05643 - Barber-Greene Co (Obsolete)
- Canceled/Obsolete
- Canceled/Obsolete
- 30V68
- 05643 - Barber-Greene Co (Obsolete)
- Canceled/Obsolete
- Canceled/Obsolete
- PFRVD1
- 05643 - Barber-Greene Co (Obsolete)
- Canceled/Obsolete
- Canceled/Obsolete
- PFRVA1
- 0MKW7 - Minnpar, Llc (Active)
- Advisory Reference
- Advisory Reference
- PFRVD1
- 0MKW7 - Minnpar, Llc (Active)
- Advisory Reference
- Advisory Reference
- 30V68
- 0MKW7 - Minnpar, Llc (Active)
- Advisory Reference
- Advisory Reference
Datasheet 4820-00-438-6638
- Characteristic
- Specifications
- FIIG
- Specifications
- A046B0
- Adjustable Pressure Range [CQCY]
- +3.0/+15.0 Pounds Per Square Inch
- Connection Style [AHNC]
- Plain,Optional End(Pipe) All Ends
- Connection Type [AWLS]
- Threaded Internal Pipe All Ends
- Disk Loading Method [ADSU]
- Spring
- Flow Control Device [ADQU]
- Piston
- Material [MATT]
- Copper Alloy Body
- Nominal Thread Size [CQJX]
- 0.750 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 4820-00-438-6638
Management Data 4820-00-438-6638
Army
- Materiel Category and Inventory Manager:
- J
- Ground Forces Support Materiel (DLA/GSA Items)
- Appropriation and Budget Activity:
- 2
- Stock Fund Secondary Items
- Management Inventory Segment:
- 2
- Non-Repairable Items(Exclusive of Insurance and Provisioning Items)
This code will be used to identify items, which are not reparable.
- Weapons System / End Item / Homogeneous Group:
- 00
- DLA/GSA Material
DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
- Accounting Requirements:
- X
- Expendable item.An item of Army property coded with an ARC of X in the AMDF. Expendable items require no formal accountability after issue from a stock record account.Commercial and fabricated items similar to items coded X in the AMDF are considered expendable items.
Navy
- Cognizance:
- 9B
- Navy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
NATO Stock Numbers Related to 4820-00-438-6638
Freight Information 4820-00-438-6638
4820-00-438-6638 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. 4820-00-438-6638 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. 4820-00-438-6638 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. 4820-00-438-6638 is not classified as a special type of cargo when transported by water. 4820-00-438-6638 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 4820-00-438-6638
- 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
Procurement History 4820-00-438-6638 2 Records
Contracting Technical Data File (CTDF) 4820-00-438-6638 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: