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4820-00-722-6523

Pressure Relief Safety Head

4820007226523 007226523 2396236-1 58A164B118 58A164B18 2396220 58A164B118-3

An item of varying shape and size consisting of a metallic body which incloses a nonreusable metallic or nonmetallic disk(s), which is designed and calibrated to burst at a given pressure. It may be used independently, or in conjunction with relief valves to relieve overpressure, and to protect relief valve(s) from corrosive conditions. Excludes VALVE, SAFETY RELIEF and PLUG, FUSIBLE. For items furnished with a disk, see HEAD AND DISK, SAFETY, PRESSURE RELIER. View more Pressure Relief Safety Head

4820-00-722-6523 HEAD,SAFETY,PRESSURE RELIEF 4820007226523 007226523

Managed by United States
NSN Created on 1 Jan 1963
Data Last Changed
January 2023
NATO Update Count
27
NATO Data Quality
4820-00-722-6523 HEAD,SAFETY,PRESSURE RELIEF 4820007226523 007226523 1/1
NSN 4820-00-722-6523 (Generic Image) 1/1

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4820-00-722-6523 Demil Restrictions 4820-00-722-6523

DEMIL: A | DEMILI: 1 | CRITICALITY: X | HMIC: N | PMIC: U | EDC: | ADPEC:

4820-00-722-6523 is a Pressure Relief Safety Head 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.

4820-00-722-6523 HTS and ScheduleB Import and Export 4820-00-722-6523

4820-00-722-6523 End Users End Users 4820-00-722-6523

Spain (YB01)
Effective Date:
19 Feb 1992
Israel (YD01)
Effective Date:
1 Aug 2016
Singapore (YJ01)
Effective Date:
1 Apr 1991
Canada (ZC01)
Effective Date:
1 Apr 1991
Germany (ZG01)
Effective Date:
1 Apr 1991
United Kingdom (ZK01)
Effective Date:
1 Apr 1991
Italy (ZR01)
Effective Date:
1 Mar 2003
Turkey (ZW01)
Effective Date:
1 Nov 2005

4820-00-722-6523 Manufacturers Approved Sources 4820-00-722-6523

4820-00-722-6523 Technical Data Datasheet 4820-00-722-6523

Characteristic
Specifications
FIIG
A512U0
Head Size [BKJW]
0.812 Inches
Special Features [FEAT]
Stainless Steel Plug; Copper Alloy Rupturable Disk; 0.812 In. Hex Head; 0.562-18 Unf 2A Thd Size, 0.313 In. Thd Lg; 0.900 In. O/A Lg; Pressure Set 5000.0 Psi

4820-00-722-6523 Related Items NATO Stock Numbers Related to 4820-00-722-6523

4820-00-722-6523 Freight Data Freight Information 4820-00-722-6523

4820-00-722-6523 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. 4820-00-722-6523 is rated as class 77.5 when transported by Less-Than Truckload (LTL) freight. 4820-00-722-6523 is rated as class 77.5 when transported by Less-Than Carload (LCL) rail or ocean freight. It has a Uniform Freight Classification (UFC) number of 64490 which rates the freight between FCL and LCL. 4820-00-722-6523 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. 4820-00-722-6523 is not classified as a special type of cargo when transported by water. 4820-00-722-6523 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.