The Manifold,hydraulic System Access, cataloged under National Stock Number 4730-01-191-4371, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-191-4371 |
| Item Name | Manifold,hydraulic System Access |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 516-4775907 ITEM 2 | 5/2 Secondary reference U.S. Government activity |
| 4775907-0002 | 5/9 Secondary reference U.S. Government activity |
| 4775907-A002 | 3/2 Design control — primary reference U.S. Government activity |
| 9444-12-0000-500 | 3/2 Design control — primary reference U.S. Government activity |
| 9444-12-0000-500 | 5/9 Secondary reference U.S. Government activity |
| 516-4775907 | D/9 Drawing number reference only U.S. Government activity |
| 87791-5701 ITEM 2 | 3/2 Design control — primary reference U.S. Government activity |
| 87791-5701 | D/9 Drawing number reference only U.S. Government activity |
| 516-4775907 ITE | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 4730-01-191-4371 is a Manifold,hydraulic System Access, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4730-01-191-4372. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-191-4371: Special Features: MAJOR ITEMS, HS-364; NICKEL ALUMINUM BRONZE; PHOTOSENSITIVE ALLOY; SEAT NYLATRON GS, 2.872X1.688X0.438 THK; RETAINERS POLYTETRAFLUOROETHYLENE, PACKING BUNA-N; End Item Identification: SHIP, OHIO CLASS SSN (TRIDENT); Material: STEEL CORROSION RESISTING. 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.