The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-107-2266, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Boliden Allis Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-107-2266 |
| Primary Part Number | 00-773-497-087 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Boliden Allis Inc |
| Status | ACTIVE |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | IDENTICAL |
| Body Style | STRAIGHT THRU |
| First End Style Designator | PLAIN |
| End Connection Quantity | 2 |
| First End Connection Type | THREADED INTERNAL PIPE |
| Material | STEEL BODY |
| Thread Size and Series/type Designator | 1-11-1/2 NPT FIRST END |
| Filter | NOT INCLUDED |
| 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 |
|---|---|
| 00-773-497-087 PRIMARY | Boliden Allis Inc (USA) |
| Reference | Meaning |
|---|---|
| 00-773-497-087 | 3/9 Design control — primary reference Allis-Chalmers Corp Appleton Plant Solids Process Equipment |
NSN 4820-01-107-2266 is a Valve,regulating,fluid Pressure, manufactured by Boliden Allis Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-107-2266 has 1 manufacturer part number on file: 00-773-497-087 (Boliden Allis Inc).
Key specifications for 00-773-497-087: First End Thread Direction: RIGHT-HAND; Second End Relationship with First End: IDENTICAL; Body Style: STRAIGHT THRU; First End Style Designator: PLAIN. 9 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.