The Hinge,swing Check Valve, cataloged under National Stock Number 4820-01-377-4589, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hunt Valve Company, Inc.. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-377-4589 |
| Primary Part Number | D5640 ITEM 4 |
| Item Name | Hinge,swing Check Valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Hunt Valve Company, Inc. |
| Status | ACTIVE |
| Valve Model Number for Which Designed | 2CSA |
| Valve Design Control Activity | 17062 |
| Valve Size for Which Designed | 4.000 INCHES IN |
| Material | STEEL |
| Pressure Class | ERR-060 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| D5640 ITEM 4 | P J Valves Inc (USA) |
| B5645 | P J Valves Inc (USA) |
| D5640 | P J Valves Inc (USA) |
| D5640 ITEM 4 PRIMARY | Hunt Valve Company, Inc. (USA) |
| B5645 | Hunt Valve Company, Inc. (USA) |
NSN 4820-01-377-4589 is a Hinge,swing Check Valve, manufactured by Hunt Valve Company, Inc., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-377-4589 has 5 cross-referenced part numbers: D5640 ITEM 4 (P J Valves Inc), B5645 (P J Valves Inc), D5640 (P J Valves Inc), D5640 ITEM 4 (Hunt Valve Company, Inc.), B5645 (Hunt Valve Company, Inc.).
There are 6 known substitutes for 4820-01-377-4589: 6210-00-548-0628, 4820-01-377-4006, 4820-01-377-4007 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for D5640 ITEM 4: Valve Model Number for Which Designed: 2CSA; End Item Identification: SWING CHECK VALVE;P J VALVES INC; Valve Design Control Activity: 17062; Valve Size for Which Designed: 4.000 INCHES IN. 6 total characteristics are documented in the Federal Logistics Information System.