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4820-00-493-2911
Safety Relief Valve
4820004932911 004932911 4L8546 4128546
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
November 2023
18
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Related Documents 4820-00-493-2911 5+ Documents (More...)
/fsg-29/fsc-2910/us
Restrictions 4820-00-493-2911
4820-00-493-2911 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 4820-00-493-2911
- Schedule B
- Subscribe to View Schedule B
- HTS Code
- Subscribe to View HTS Code
End Users 4820-00-493-2911
- US Army (A920)
- Effective Date:
- 1 Jun 2006
- Former MOE Rule:
- A181
- Supplementary Receivers:
- CL
- US Coast Guard (C911)
- Effective Date:
- 1 Jun 2006
- Former MOE Rule:
- C001
- NASA (G860)
- Effective Date:
- 1 Apr 1991
- US Navy (N9BC)
- Effective Date:
- 1 Jun 2006
- Former MOE Rule:
- N9CD
- Supplementary Collaborators:
- GTHD
- Kuwait (YK01)
- Effective Date:
- 1 Feb 2015
- New Zealand (ZE01)
- Effective Date:
- 1 Apr 1998
- Republic of Korea (ZH01)
- Effective Date:
- 1 Apr 1991
- Portugal (ZP01)
- Effective Date:
- 1 Apr 1991
- Turkey (ZW01)
- Effective Date:
- 1 Nov 1998
Approved Sources 4820-00-493-2911
- Part Number
- Manufacturer
- Status
- 4L8546
- Manufacturer
- 11083 - Caterpillar Inc (Active)
- Primary Buy
- Primary Buy
- 4128546
- 57217 - Striegel Supply, Inc. (Active)
- Secondary Buy
- Secondary Buy
Datasheet 4820-00-493-2911
- Characteristic
- Specifications
- FIIG
- Specifications
- A046B0
- Material [MATT]
- Steel Overall
- Surface Treatment [SFTT]
- Phosphate
- Style Designator [STYL]
- Angle
- Flow Control Device [ADQU]
- Ball
- Valve Operation Method [AQLR]
- Automatic
- Connection Type [AWLS]
- Threaded Internal Pipe 1St End
- Connection Type [AWLS]
- Threaded External Pipe 2Nd End
- Connection Style [AHNC]
- Inverted Flare(Pipe) 1St End
- Connection Style [AHNC]
- Plain (Pipe) 2Nd End
- Seat Angle [CQRB]
- 30.0 Degrees 1St End
- Thread Series Designator [THSD]
- Npsm 1St End
- Thread Series Designator [THSD]
- Npt 2Nd End
- Nominal Thread Size [CQJX]
- 0.500 Inches 1St End
- Nominal Thread Size [CQJX]
- 0.500 Inches 2Nd End
- Thread Direction [AAJF]
- Right-Hand 1St End
- Thread Direction [AAJF]
- Right-Hand 2Nd End
- Disk Loading Method [ADSU]
- Spring
- Features Provided [CBBL]
- Pressure Tight Outlet Side
Weapon Systems (WSDC) 4820-00-493-2911
DLA Procurement Analysis 4820-00-493-2911
- Last Stock Position:
- 10 In Stock
- DLA Administrative Lead Time:
- Subscribe
- DLA Production Lead Time:
- Subscribe
Management Data 4820-00-493-2911
- Effective Date
- Organization
- Unit of Issue
- Unit Price
- Qty Unit Pack
- Unit of Issue
- Mar 2023
- US Coast Guard (GP)
- EA
- Subscribe
- 1
- EA
- Oct 2022
- Department of the Army (DA)
- EA
- Subscribe
- 1
- EA
- Oct 2021
- Department of the Army (DA)
- EA
- Subscribe
- 1
- EA
- Jan 2021
- Defense Logistics Agency (DS)
- EA
- Subscribe
- 1
- EA
- Oct 2019
- Department of the Army (DA)
- EA
- Subscribe
- 1
- EA
- MOE
- USC
- Code
- Statement
- Order of Use
- Jump To Code
- Qty Per Assy
- UOM
- Technical Document
- Quantative Expression
- Code
- Department of the Navy (DN)
- N
- X
- Formerly 2910
- X
- Defense Logistics Agency (DS)
- I
- X
- Formerly 2910
- X
- US Coast Guard (GP)
- C
- X
- Formerly 2910
- X
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 4820-00-493-2911
Freight Information 4820-00-493-2911
4820-00-493-2911 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. 4820-00-493-2911 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. 4820-00-493-2911 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. 4820-00-493-2911 is not classified as a special type of cargo when transported by water. 4820-00-493-2911 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 4820-00-493-2911
- 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
- --
- --
- --
- Physical Protection
- 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, Type CF, Class Weather-Resistant, Corrugated Fiberboard Box
Procurement History 4820-00-493-2911 4 Records
Contracting Technical Data File (CTDF) 4820-00-493-2911 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):
- L
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: