The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-233-7249, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Bosch Rexroth Corporation Div Industrial Hydraulics. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-233-7249 |
| Primary Part Number | FD12KA1X/B03-SO481 |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Bosch Rexroth Corporation Div Industrial Hydraulics |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION |
| 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 |
|---|---|
| FD12KA1X/B03-SO481 | Bosch Rexroth Corporation Div Industrial Hydraulics (USA) |
| FD12KA12/830-S4081VM | Naval Inventory Control Point Mechanicsburg (USA) |
| BM-130982 ITEM 38NVM | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| FD12KA12/B30-S4 | 5/9 Secondary reference Bosch Rexroth Corporation Div Industrial Hydraulics |
| R900371216 | 3/1 Design control — primary reference Bosch Rexroth Corporation Div Industrial Hydraulics |
| BM-130982 ITEM 38N | 5/1 Secondary reference Bosch Rexroth Corporation Div Industrial Hydraulics |
| FD12KA12/830-S4081 | 5/9 Secondary reference Bosch Rexroth Corporation Div Industrial Hydraulics |
NSN 4820-01-233-7249 is a Valve,relief,pressure and Temper, manufactured by Bosch Rexroth Corporation Div Industrial Hydraulics, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-233-7249 has 3 manufacturer part numbers on file: FD12KA1X/B03-SO481 (Bosch Rexroth Corporation Div Industrial Hydraulics), FD12KA12/830-S4081VM (Naval Inventory Control Point Mechanicsburg), BM-130982 ITEM 38NVM (Naval Inventory Control Point Mechanicsburg).
Key specifications for FD12KA1X/B03-SO481: Reference Number Differentiating Characteristics: MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION. 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.