The Valve,gate, cataloged under National Stock Number 4820-00-984-0578, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Flowserve Corporation Div Flowserve Us Inc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-984-0578 |
| Primary Part Number | 506-3 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Flowserve Corporation Div Flowserve Us Inc |
| Status | ACTIVE |
| Valve Size | 4.000 INCHES IN |
| Stem Type | NONRISING |
| Flange Face Design | PLAIN |
| Bonnet Attachment Method | BOLTED |
| Face to Face Distance | 9.500 INCHES IN |
| Valve Operation Method | MANUAL |
| Flange Diameter | 9.250 INCHES IN |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Features Provided | BONNET PACKING |
| Bolt Hole Quantity | 7 |
| Inlet Relationship with Outlet | IDENTICAL |
| Material | STEEL BODY |
| Material | STEEL AND COBALT ALLOY SEAT |
| Material | STEEL CORROSION RESISTING STEM |
| Material | STEEL AND COBALT ALLOY DISK |
| Connection Type | FLANGE, ROUND W/HOLES |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MIL-DTL-18110 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 506-3 | Anchor/darling Valve Co (USA) |
| 1271-5 | Anchor/darling Valve Co (USA) |
| MILV18110 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 506-3 PRIMARY | Flowserve Corporation Div Flowserve Us Inc (USA) |
NSN 4820-00-984-0578 is a Valve,gate, manufactured by Flowserve Corporation Div Flowserve Us Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-984-0578 has 5 cross-referenced part numbers: MIL-DTL-18110 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 506-3 (Anchor/darling Valve Co), 1271-5 (Anchor/darling Valve Co), MILV18110 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 506-3 (Flowserve Corporation Div Flowserve Us Inc).
There are 12 known substitutes for 4820-00-984-0578: 4730-00-050-4204, 5360-00-157-7417, 5950-00-189-5656 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 506-3: Valve Size: 4.000 INCHES IN; Stem Type: NONRISING; Flange Face Design: PLAIN; Bonnet Attachment Method: BOLTED. 16 total characteristics are documented in the Federal Logistics Information System.