The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-422-7153, 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 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-422-7153 |
| Primary Part Number | 56-300-CS/13S3KG00S6MD00Z |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Richards Industries Valve Group Jordan Valve Div |
| Status | ACTIVE |
| Flow Control Device | DIAPHRAGM |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 303 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 30303 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Material Document and Classification | FED STD 66 FED SPEC SINGLE MATERIAL RESPONSE OR AISI 303/SAE 30303 ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| End Connection Quantity | 2 |
| Material | STEEL COMP 303 FLOW CONTROL DEVICE |
| Material | STEEL COMP 303 SEAT |
| 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 |
|---|---|
| 8230540-0701 | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA) |
| 56-300-CS/13S3KG00S6MD00Z PRIMARY | Richards Industries Valve Group Jordan Valve Div (USA) |
| Reference | Meaning |
|---|---|
| 8230540 | 7/1 Vendor item drawing reference Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
NSN 4820-01-422-7153 is a Valve,regulating,fluid Pressure, manufactured by Richards Industries Valve Group Jordan Valve Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-422-7153 has 2 manufacturer part numbers on file: 8230540-0701 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)), 56-300-CS/13S3KG00S6MD00Z (Richards Industries Valve Group Jordan Valve Div).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-422-9389. Verify interchangeability with system specifications before substitution.
Key specifications for 56-300-CS/13S3KG00S6MD00Z: Flow Control Device: DIAPHRAGM; Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 303 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 30303 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE; Material Document and Classification: FED STD 66 FED SPEC SINGLE MATERIAL RESPONSE OR AISI 303/SAE 30303 ASSN STD SINGLE MATERIAL RESPONSE SEAT; End Connection Quantity: 2. 6 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.