The Valve,pneumatic Tank, cataloged under National Stock Number 4820-01-499-9862, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Ausco Inc. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-499-9862 |
| Primary Part Number | P466 |
| Item Name | Valve,pneumatic Tank |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Ausco Inc |
| Status | ACTIVE |
| First End Thread Direction | RIGHT-HAND |
| Temp Rating | 74.0 CELSIUS DEGC |
| Second End Nominal Thread Size | 0.437 INCHES IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Second End Thread Class | 3A A |
| Body Style | STRAIGHT THRU |
| First End Style Designator | PLAIN |
| Second End Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| End Connection Quantity | 2 |
| Second End Thread Direction | RIGHT-HAND |
| Second End Style Designator | MULTI-GROOVED |
| First End Connection Type | THREADED EXTERNAL PIPE |
| Surface Treatment | PASSIVATE OUTSIDE |
| Material | STEEL BODY |
| Second End Connection Type | UNTHREADED EXTERNAL TUBE |
| Furnished Items | CAP |
| Second End Outside Diameter Tube Accommodated | 0.250 INCHES NOMINAL IN |
| 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 |
|---|---|
| P466 PRIMARY | Ausco Inc (USA) |
| Reference | Meaning |
|---|---|
| 1452548 | D/9 Drawing number reference only U.S. Government activity |
| 1452548-1 | 7/2 Vendor item drawing reference U.S. Government activity |
| 0466 | 5/9 Secondary reference Ausco Inc |
NSN 4820-01-499-9862 is a Valve,pneumatic Tank, manufactured by Ausco Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-499-9862 has 1 manufacturer part number on file: P466 (Ausco Inc).
Key specifications for P466: First End Thread Direction: RIGHT-HAND; Temp Rating: 74.0 CELSIUS DEGC; Second End Nominal Thread Size: 0.437 INCHES IN; Second End Relationship with First End: NOT IDENTICAL. 17 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.