The Valve,ball, cataloged under National Stock Number 4810-01-496-0632, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Hunt Valve Company, Inc.. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-496-0632 |
| Primary Part Number | 7286646A1-AYB |
| Item Name | Valve,ball |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Hunt Valve Company, Inc. |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 2.500 INCHES ALL ENDS IN |
| Connection Style | PLAIN (TUBE) ALL ENDS |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | MIL-T-9047 COMP TI-6AL-4V COND A MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE V |
| Material Document and Classification | ASTM B369, ALY C96400 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | DELRIN AF DE588 MFR REF SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | QQ-N-286 FORM 2 COND ANLD & AGE HON FED SPEC SINGLE MATERIAL RESPONSE STEM |
| Operating Pressure | 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | INSIDE SCREW |
| Maximum Operating Temp | 150.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Bonnet Attachment Method | BOLTED |
| Material | NICKEL ALLOY STEM |
| Material | COPPER ALLOY 964 BODY |
| Material | PLASTIC ACETAL SEAT |
| Material | TITANIUM ALLOY FLOW CONTROL DEVICE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7286646 ASSY B | Naval Sea Systems Command (USA) |
| 7286646A1-AYB PRIMARY | Hunt Valve Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2643-822-57 | D/9 Drawing number reference only U.S. Government activity |
| 11-NS-0916 | C/1 Advisory reference — outside the item-of-supply concept All Stainless, Inc. |
| 11-NS-0916 | 5/2 Secondary reference U.S. Government activity |
| 7286646 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4810-01-496-0632 is a Valve,ball, manufactured by Hunt Valve Company, Inc., classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-496-0632 has 2 manufacturer part numbers on file: 7286646 ASSY B (Naval Sea Systems Command), 7286646A1-AYB (Hunt Valve Company, Inc.).
Key specifications for 7286646A1-AYB: Nominal Pipe Size Accommodated: 2.500 INCHES ALL ENDS IN; Connection Style: PLAIN (TUBE) ALL ENDS; Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS; Style Designator: STRAIGHT THRU. 16 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.
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.