The Parts Kit,valve, cataloged under National Stock Number 4820-01-438-5045, 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 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-438-5045 |
| Primary Part Number | RR00310270 |
| Item Name | Parts Kit,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Bosch Rexroth Corporation Div Industrial Hydraulics |
| Status | ACTIVE |
| Component Quantity | 3 |
| Supply Items and Quantities | 5330-01-123-7031 0-RING 1 |
| Nonsupply Items and Quantities | 27005 004226 BONDED SEAL 1; 27005 006643 BACK-UP RING 1 |
| 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 |
|---|---|
| 310270 | Bosch Rexroth Corporation Div Industrial Hydraulics (USA) |
| RR00310270 PRIMARY | Bosch Rexroth Corporation Div Industrial Hydraulics (USA) |
| Reference | Meaning |
|---|---|
| RR00310270 | 5/9 Secondary reference Hydrotech Inc |
NSN 4820-01-438-5045 is a Parts Kit,valve, manufactured by Bosch Rexroth Corporation Div Industrial Hydraulics, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-438-5045 has 2 manufacturer part numbers on file: 310270 (Bosch Rexroth Corporation Div Industrial Hydraulics), RR00310270 (Bosch Rexroth Corporation Div Industrial Hydraulics).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-591-3583. Verify interchangeability with system specifications before substitution.
Key specifications for RR00310270: Component Quantity: 3; Supply Items and Quantities: 5330-01-123-7031 0-RING 1; Nonsupply Items and Quantities: 27005 004226 BONDED SEAL 1; 27005 006643 BACK-UP RING 1; End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS. 3 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.