NSN 4820-01-497-6998
Part Details | STOP-CHECK VALVE
4820-01-497-6998 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.
Alternate Parts: 803438453654A2AF, 803-4384536-54A2AF, 438453654A2AF, 4384536-54A2AF, 438453654A2, 4384536-54A2, 4384536, 438453654AXAF, 4384536-54AXAF, 4820-01-497-6998, 01-497-6998, 4820014976998, 014976998
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | MAY 31, 2002 | 01-497-6998 | 05486 ( VALVE, STOP-CHECK ) |
REFERENCE DRAWINGS & PICTURES
ANGLE
Cross Reference | NSN 4820-01-497-6998
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 803-4384536-54A2AF | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 4384536-54A2AF | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 4384536-54A2 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 4384536 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 4384536-54AXAF | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 4820-01-497-6998
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | ANGLE |
| FLOW CONTROL DEVICE | DISK |
| VALVE OPERATION METHOD | C$F |
| MOUNTING POSITION | R$DVT |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | UNION |
| FEATURES PROVIDED | BONNET PACKING AND VALVE STEM LOCK SHIELD |
| SPECIAL FEATURES | THIS VALVE IS ASBESTOS FREE, SUPPLIED WITHOUT UNION NUTS, TAILPIECES IAW 803-7063850 UNLESS SPECIFIED. MEETS TYPE I VIBRATION REQUIREMENTS OF MIL-STD-167 BY NAVSEA LTR. SER. 08M/90-08796 DATED 10/3/90; MEETS SHOCK REQUIREMENTS OF MIL-S-901D, INTERIM CHANGE 1 FOR LIGHTWEIGHT EQUIPMENT, GRADE 1, CLASS I,TYPE A, HULL/FRAME MOUNTED BY NAVSEA LET. SER. 08M/97-08748 DATED 8/28/97 |