NSN 4820-01-408-8991 NMP1569, NMP1569 L1 , NMP1569A01S0800
Product Details | SAFETY RELIEF VALVE
4820-01-408-8991 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.
Part Alternates: NMP1569, NMP1569 L1 , NMP1569A01S0800, NMP1569A01S0800 L1 , NMP1569A01S0800L1, NMP1569A01S0800S1, NMP1569L1, NMP1569S1, 4820-01-408-8991, 01-408-8991, 4820014088991, 014088991
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 28 FEB 1995 | 01-408-8991 | 05488 ( VALVE, SAFETY RELIEF ) |
Cross Reference | NSN 4820-01-408-8991
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| NMP1569 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| NMP1569 L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
| NMP1569A01S0800 | 01343 | ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY |
| NMP1569A01S0800 L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
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Technical Data | NSN 4820-01-408-8991
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL BODY STEEL COMP 630 FLOW CONTROL DEVICE STEEL CORROSION RESISTING SEAT STEEL COMP 416 STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASME SA-216 ASSN STD SINGLE MATERIAL RESPONSE BODY ASTM A564 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE ASME SA-351 ASSN STD SINGLE MATERIAL RESPONSE SEAT ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| STYLE DESIGNATOR | C1A ANGLE FLANGED ENDS |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 10.440 INCHES |
| SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 8.880 INCHES |
| FLOW CONTROL DEVICE | DISK |
| MAXIMUM OPERATING PRESSURE | 1000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 525.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | MANUAL |
| CONNECTION TYPE | FLANGE 1ST END FLANGE 2ND END |
| FLANGE SHAPE | ROUND WITH HOLES 1ST END ROUND WITH HOLES 2ND END |
| FLANGE FACE DESIGN | RAISED STRAIGHT 1ST END RAISED STRAIGHT 2ND END |
| DISK LOADING METHOD | SPRING |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROLLED IN ACCORDANCE WITH NAVSUP CONTROL INSTRUCTIONS FOR SURF LEVEL 1 ITEMS |
| CRITICALITY CODE JUSTIFICATION | ZZZY |
| MANUFACTURERS CODE | 01343 |
| DESIGN CONTROL REFERENCE | NMP1569A01S0800 |
Restrictions/Controls & Freight Information | NSN 4820-01-408-8991
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | B | Munitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.) |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | A | Item does not contain precious metal |
| Criticality Code: | S | The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. |
| Automatic Data Processing Equipment: | 0 | Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9) |
| Category | Code | Description |
|---|---|---|
| NMF Description | 127220 | PRESSURE REG/RED/RELIEF VALVES NOI |
| Less than car load rating | P | 77.5 |
| Less than truck load rating | P | 77.5 |
| Water commodity Code | 594 | unknown |
| Originating Activity Code | HD | Naval Inventory Control Point Mechanicsburg, PA 17055-0788 |
| 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 4820-01-408-8991
| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 1H | Consumable material assigned to NAVICP MECH for inventory management Naval Inventory Control Point, Mechanicsburg |
| Special Material ID | L1 | An items that supports either a SUBSAFE or Level 1 system that has undergone the extreme material control and quality assurance techniques that provide objective exidence of its acceptance for its appropriate application. Each item has certification papers (or special markings that provide traceability to the certification) that pedigree its material and physical properties, provide traceability, to manufacturer, contract list and lot, and document the quality assurance system and test requirements applied to the item. |
| Special Material Content | 9 | Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions |
| Source of Supply | NRP | NAVICP-ERP 700 Robbins Avenue Philadelphia, PA 19111-5098 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Reparability | D | Field Level Reparables |
| Acquisition Advice Codes | J | NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |



