The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-358-8574, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Granite Fluid Power Machining & Fabrication, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-358-8574 |
| Primary Part Number | 129244 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Granite Fluid Power Machining & Fabrication, Inc. |
| Status | ACTIVE |
| End Connection Quantity | 2 |
| 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 |
|---|---|
| 912135 PIECE 25 | Hampton Hydraulics, Llc (USA) |
| 129244 PRIMARY | Granite Fluid Power Machining & Fabrication, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 912135 PIECE 25 | 5/9 Secondary reference Victor Fluid Power Inc |
| 129244 | 5/9 Secondary reference Hampton Hydraulics, Llc |
| 129244 | 5/9 Secondary reference Victor Fluid Power Inc |
NSN 4820-01-358-8574 is a Valve,regulating,fluid Pressure, manufactured by Granite Fluid Power Machining & Fabrication, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-358-8574 has 2 manufacturer part numbers on file: 912135 PIECE 25 (Hampton Hydraulics, Llc), 129244 (Granite Fluid Power Machining & Fabrication, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 8315-01-687-2932. Verify interchangeability with system specifications before substitution.
Key specifications for 129244: End Connection Quantity: 2; Special Features: 3900 PSI,1 EXTEND PORT; 1 RETRACT PORT 9/16-18 UNF-2B. 1 specification is 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.