Product Details | PRESSURE RELIEF SAFETY HEAD

4820-01-269-9531 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.

Part Alternates: 106805, 4820-01-269-9531, 01-269-9531, 4820012699531, 012699531

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 24 DEC 1987 01-269-9531

Demand History | NSN 4820-01-269-9531

Part Number Request Date QTY Origin
106805 2021-04-101 5 DIBBS
4820-01-269-9531 2017-02-43 14 DIBBS
4820-01-269-9531 2015-07-202 7 DIBBS
4820-01-269-9531 2009-04-105 3 DIBBS
4820-01-269-9531 2009-02-36 3 DIBBS

Cross Reference | NSN 4820-01-269-9531

Part Number Cage Code Manufacturer
106805 14487 CHART, INC.

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Technical Data | NSN 4820-01-269-9531

Characteristic Specifications
SPECIAL FEATURES BRASS; THD 0.625 IN. DIA BY 45 DEG FLARE OUTLET, 0.500 IN. NPT INLET; UNION TYPE RUPTURE HEAD; 3.375 IN. O/A LG

Restrictions/Controls & Freight Information | NSN 4820-01-269-9531

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-01-269-9531

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each