NSN 4820-01-135-6540 255948 ASSY BT, 255948 ASSYBTL1, 255948ASSYBT
Product Details | BALL VALVE
4820-01-135-6540 A multi-ported, nonlubricated valve designed to provide straight through flow or ability to direct a number of flows or pressure through a single valve. The flow is controlled by the rotation of a ported ball within a suitable ported seat(s). The ball is usually engaged by a stem. It is normally operated in an open or closed position. Excludes VALVE, CHECK.20248100015Valves, Powered48200018Valves, Nonpowered
Part Alternates: 255948 ASSY BT, 255948 ASSYBTL1, 255948ASSYBT, 255948ASSYBTL1, 4820-01-135-6540, 01-135-6540, 4820011356540, 011356540
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01-135-6540 | 20962 ( VALVE, BALL ) |
Drawings & Photos | NSN 4820-01-135-6540
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Technical Data | NSN 4820-01-135-6540
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY 964 BODY TITANIUM FLOW CONTROL DEVICE RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING |
| STYLE DESIGNATOR | A20A STRAIGHT THRU FLANGED ENDS |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 9.438 INCHES |
| SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 6.125 INCHES |
| VALVE SIZE | 2.000 INCHES |
| VALVE OPERATION METHOD | MANUAL |
| CONNECTION TYPE | FLANGE 1ST END |
| FLANGE SHAPE | ROUND WITH HOLES 1ST END |
| NOMINAL OUTSIDE DIAMETER | 5.562 INCHES 1ST END |
| NOMINAL THICKNESS | 0.812 INCHES 1ST END |
| BOLT HOLE QUANTITY | 6 1ST END |
| BOLT HOLE NOMINAL DIAMETER | 0.688 INCHES 1ST END |
| BOLT CIRCLE NOMINAL DIAMETER | 4.438 INCHES 1ST END |
| FLANGE FACE DESIGN | PLAIN 1ST END |
| BONNET TYPE | PACKING RETAINING |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROL IAW NAVSHIPS 0948=045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| CRITICALITY CODE JUSTIFICATION | ZZZY |
| MANUFACTURERS CODE | 43689 |
| DESIGN CONTROL REFERENCE | 255948 ASSY BT |
Restrictions/Controls & Freight Information | NSN 4820-01-135-6540
| Category | Code | Description |
|---|---|---|
| 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 |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||