NSN 4820-01-430-7305 2177525, 8032177525M845, 803-2177525-M845
Product Details | STOP-CHECK VALVE
4820-01-430-7305 A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also VALVE (1), LIFT-CHECK and VALVE (1), STOP-LIFT-CHECK.20248100015Valves, Powered48200018Valves, Nonpowered
Part Alternates: 2177525, 8032177525M845, 803-2177525-M845, 4820-01-430-7305, 01-430-7305, 4820014307305, 014307305
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 02-MAY-96 | 01-430-7305 | 05486 ( VALVE, STOP-CHECK ) |
Drawings & Photos | NSN 4820-01-430-7305
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Technical Data | NSN 4820-01-430-7305
| Characteristic | Specifications |
|---|---|
| MATERIAL | NICKEL ALLOY 400 BODY COBALT COMP L-605 FLOW CONTROL DEVICE NICKEL ALLOY STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B564 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-N-281, CL A, HF ANNEALD FED SPEC SINGLE MATERIAL RESPONSE BODY MIL-C-24252, COND CA-7 MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE STEM |
| STYLE DESIGNATOR | E7A ANGLE FLANGED ENDS |
| VALVE SIZE | 2.000 INCHES |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 5.750 INCHES |
| SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 5.750 INCHES |
| FLOW CONTROL DEVICE | DISK |
| MAXIMUM OPERATING PRESSURE | 900.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 600.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | MANUAL |
| CONNECTION TYPE | FLANGE ALL ENDS |
| FLANGE SHAPE | ROUND WITH HOLES ALL ENDS |
| NOMINAL THICKNESS | 1.000 INCHES ALL ENDS |
| BOLT HOLE QUANTITY | 8 ALL ENDS |
| BOLT HOLE NOMINAL DIAMETER | 0.750 INCHES ALL ENDS |
| BOLT CIRCLE NOMINAL DIAMETER | 5.000 INCHES ALL ENDS |
| FLANGE FACE DESIGN | RAISED STRAIGHT ALL ENDS |
| RAISED FACE NOMINAL HEIGHT | 0.250 INCHES ALL ENDS |
| RAISED FACE NOMINAL DIAMETER | 3.625 INCHES ALL ENDS |
| MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| BONNET TYPE | OUTSIDE SCREW-YOKE |
| BONNET ATTACHMENT METHOD | BOLTED |
| END ITEM IDENTIFICATION | SPRUANCE CLASS DD (963) |
Restrictions/Controls & Freight Information | NSN 4820-01-430-7305
| 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: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | A | Item 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 |
|---|---|---|
| No Freight Information | ||