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4820-00-198-6308
Restrictor Check Valve
4820001986308 001986308 MIL-V-8566 MS28886-4-0.25 1121-4-0.25 1121-4-25
A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a VALVE, CHECK with the exception of the orifice which permits fluid flow in more than one direction. View more Restrictor Check Valve
November 2023
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Restrictions 4820-00-198-6308
4820-00-198-6308 is a Restrictor Check 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.
Approved Sources 4820-00-198-6308
- Part Number
- Manufacturer
- Status
- MS28886-4-0.25
- Manufacturer
- 96906 - Military Standards (Active)
- Definitive Standard
- Definitive Standard
- MIL-V-8566
- 81349 - Military Specifications (Active)
- Incomplete Standard
- Incomplete Standard
- 1121-4-0.25
- 82271 - Parker-Hannifin Corporation (Active)
- Canceled/Obsolete
- Canceled/Obsolete
- 1121-4-25
- 82271 - Parker-Hannifin Corporation (Active)
- Canceled/Obsolete
- Canceled/Obsolete
NATO Stock Numbers Related to 4820-00-198-6308
Contracting Technical Data File (CTDF) 4820-00-198-6308 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: