4820-99-528-1633
Safety-Relief Valve
4820995281633 995281633 D128B 45423705-2PTC H768-160506 H768-528-1633 H266-528-1633
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
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Managed by United Kingdom
NSN Created on 25 Apr 1991
Data Last Changed
January 2023
January 2023
NATO Update Count
1
1
NATO Data Quality

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D128B 45423705-2PTC H768-160506 H768-528-1633 H266-528-1633 A valve designed to automatically release
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Restrictions 4820-99-528-1633
End Users 4820-99-528-1633
- Chile (YN)
- New Zealand (ZE)
- United Kingdom (ZK)
Approved Sources 4820-99-528-1633
- Part Number
- Manufacturer
- Status
- D128B
- Manufacturer
- K2311 - Safety Systems Uk Ltd (Active)
- Incomplete Reference
- Incomplete Reference
- 45423705-2PTC
- U1897 - Stone International Ltd (Replaced)
- Secondary Buy
- Secondary Buy
- H768-160506
- K6984 - Defence Logistics Agency (Obsolete)
- NATO Reference
- NATO Reference
- H768-528-1633
- K6984 - Defence Logistics Agency (Obsolete)
- NATO Reference
- NATO Reference
- H266-528-1633
- K6984 - Defence Logistics Agency (Obsolete)
- NATO Reference
- NATO Reference
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