The Seat,valve, cataloged under National Stock Number 4820-01-033-1676, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-033-1676 |
| Primary Part Number | 61890 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. |
| Status | ACTIVE |
| Body Outside Diameter | 2.875 INCHES NOMINAL IN |
| Flange Diameter | 3.122 INCHES NOMINAL IN |
| Style Designator | PLAIN FLANGED |
| Seating Surface Shape | RADIAL |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| Seat Radius | 2.062 INCHES NOMINAL IN |
| Flange Seat to Disk End Height | 0.175 INCHES NOMINAL IN |
| Under Flange Height | 0.110 INCHES NOMINAL IN |
| Body Inside Diameter | 2.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 61890 PRIMARY | Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA) |
| 61874SA-PC2 | Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA) |
NSN 4820-01-033-1676 is a Seat,valve, manufactured by Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-033-1676 has 2 cross-referenced part numbers: 61890 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.), 61874SA-PC2 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.).
There are 4 known substitutes for 4820-01-033-1676: 5130-00-429-7863, 5905-00-988-1219, 5310-01-308-5776 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 61890: Body Outside Diameter: 2.875 INCHES NOMINAL IN; Flange Diameter: 3.122 INCHES NOMINAL IN; Style Designator: PLAIN FLANGED; Seating Surface Shape: RADIAL. 10 total characteristics are documented in the Federal Logistics Information System.