The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-259-7930, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Richards Industries Valve Group Jordan Valve Div. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-259-7930 |
| Primary Part Number | BA82266 40T130PSI 1IN |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Richards Industries Valve Group Jordan Valve Div |
| Status | ACTIVE |
| First End Bolt Hole Quantity | 4 |
| Flow Control Device | DISK |
| Second End Relationship with First End | IDENTICAL |
| Body Style | STRAIGHT THRU |
| Face to Face Distance | 8.750 INCHES NOMINAL IN |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| First End Flange Thickness | 0.688 INCHES NOMINAL IN |
| First End Flange Outside Diameter | 4.875 INCHES NOMINAL IN |
| First End Style Designator | RAISED |
| First End Bolt Hole Diameter | 0.750 INCHES NOMINAL IN |
| First End Raised Face Diameter | 2.000 INCHES NOMINAL IN |
| First End Bolt Circle Diameter | 3.500 INCHES NOMINAL IN |
| End Connection Quantity | 2 |
| Outlet Pressure Range | 40.0 TO 130.0 CAMERA MOUNT |
| Valve Loading Method | SPRING |
| First End Connection Type | RAISED FACE FLANGE |
| First End Flange Shape Style | ROUND W/ BOLT HOLES |
| First End Raised Face Height | 0.062 INCHES NOMINAL IN |
| Material | IRON OR COPPER ALLOY BODY |
| Media for Which Designed | WATER, OIL OR GAS |
| Maximum Inlet Pressure Rating | ERR-060 |
| 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 |
|---|---|
| BA82266 40T130PSI 1IN PRIMARY | Richards Industries Valve Group Jordan Valve Div (USA) |
| Reference | Meaning |
|---|---|
| BA82266 | D/9 Drawing number reference only Richards Industries Valve Group Jordan Valve Div |
| 1IN MK50 40T130 | C/1 Advisory reference — outside the item-of-supply concept Richards Industries Valve Group Jordan Valve Div |
NSN 4820-01-259-7930 is a Valve,regulating,fluid Pressure, manufactured by Richards Industries Valve Group Jordan Valve Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-259-7930 has 1 manufacturer part number on file: BA82266 40T130PSI 1IN (Richards Industries Valve Group Jordan Valve Div).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-259-8198. Verify interchangeability with system specifications before substitution.
Key specifications for BA82266 40T130PSI 1IN: First End Bolt Hole Quantity: 4; Flow Control Device: DISK; Second End Relationship with First End: IDENTICAL; Body Style: STRAIGHT THRU. 22 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.