The Valve,ball, cataloged under National Stock Number 4820-00-045-5616, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-045-5616 |
| Primary Part Number | 2640-611GASSYF |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Electric Boat Corporation Div General Dynamics Electric Boat |
| Status | ACTIVE |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Material | STEEL COMP 304 BODY |
| Thread Quantity Per Inch | 12 FIRST END |
| Material | PLASTIC POLYUNDECANOAMIDE AND GLASS FIBER SEAT |
| Style Designator | STRAIGHT THRU |
| Nominal Thread Size | 1.000 INCHES FIRST END IN |
| Thread Series Designator | UNS FIRST END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Material | COPPER ALLOY 630 STEM |
| Bonnet Type | PACKING RETAINING |
| Thread Direction | RIGHT-HAND FIRST END |
| Valve Operation Method | MANUAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2640-611GASSYF | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 2640-611 ASSY F | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 845-2050997ASSY | Naval Ship Systems Command (USA) |
NSN 4820-00-045-5616 is a Valve,ball, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-045-5616 has 3 cross-referenced part numbers: 2640-611GASSYF (Electric Boat Corporation Div General Dynamics Electric Boat), 2640-611 ASSY F (Electric Boat Corporation Div General Dynamics Electric Boat), 845-2050997ASSY (Naval Ship Systems Command).
There is 1 known substitute for 4820-00-045-5616: 4820-01-145-0969. Verify interchangeability with system specifications before substitution.
Key specifications for 2640-611GASSYF: Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Material: STEEL COMP 304 BODY; Thread Quantity Per Inch: 12 FIRST END; Material: PLASTIC POLYUNDECANOAMIDE AND GLASS FIBER SEAT. 13 total characteristics are documented in the Federal Logistics Information System.