The Valve,ball, cataloged under National Stock Number 4810-01-301-4247, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Yankee Machine Inc. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-301-4247 |
| Primary Part Number | 2285-301 ASSY AT |
| Item Name | Valve,ball |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Yankee Machine Inc |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Flange Face Design | PLAIN ALL ENDS |
| Bolt Circle Nominal Diameter | 4.438 INCHES ALL ENDS IN |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | CROSS W/OFFSET FLANGED ENDS |
| Bolt Hole Nominal Diameter | 0.688 INCHES ALL ENDS IN |
| Valve Size | 3.000 INCHES IN |
| Offset Distance | 1.218 INCHES IN |
| Bonnet Type | PACKING RETAINING |
| Nominal Outside Diameter | 5.562 INCHES ALL ENDS IN |
| Bolt Hole Quantity | 6 ALL ENDS |
| Face to Face Distance | 13.313 INCHES IN |
| Media for Which Designed | WATER, SALT SINGLE RESPONSE |
| First Connection Face to Centerline Distance | 6.875 INCHES IN |
| Material | COPPER ALLOY BODY |
| Material | NICKEL ALLOY STEM |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAT |
| Material | TITANIUM FLOW CONTROL DEVICE |
| Valve Operation Method | MANUAL |
| Nominal Thickness | 0.938 INCHES ALL ENDS IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 2285-301 ASSY AT PRIMARY | Yankee Machine Inc (USA) |
| 2285-301 ASSY AT PRIMARY | Fluidyne Corporation Dba Fluidyne Corp (USA) |
| 2285-301-ASSY-AT PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 2285-301 ASSY AT PRIMARY | Derbyshire Machine & Tool Co (USA) |
| Reference | Meaning |
|---|---|
| 2285-301 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 4810-01-301-4247 is a Valve,ball, manufactured by Yankee Machine Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-301-4247 has 4 manufacturer part numbers on file: 2285-301 ASSY AT (Yankee Machine Inc), 2285-301 ASSY AT (Fluidyne Corporation Dba Fluidyne Corp), 2285-301-ASSY-AT (Huntington Ingalls Inc Div Newport News Shipbuilding), 2285-301 ASSY AT (Derbyshire Machine & Tool Co).
Key specifications for 2285-301 ASSY AT: Flange Shape: ROUND WITH HOLES ALL ENDS; Flange Face Design: PLAIN ALL ENDS; Bolt Circle Nominal Diameter: 4.438 INCHES ALL ENDS IN; Connection Type: FLANGE ALL ENDS. 20 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4810-01-301-4247 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.