PartsTable TECHNICAL DATA SHEET
NSN 4730-01-417-4658Government record, cited

Manifold Assembly, Hydraulic4730-01-417-4658

NSN 4730-01-417-4658 · NIIN 014174658 · Part number 556-6406593-MTPD-ASSY-B
Naval Sea Systems Command · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 53711
Government record, cited
NSN 4730-01-417-4658 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-417-4658. Manufacturer of record part number: 556-6406593-MTPD-ASSY-B.
Also searched as  4730-01-417-4658 · 4730014174658 · NIIN 014174658 · 01-417-4658 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 53711 · 556-6406593-MTPD-ASSY-B · 218002829 · 6406593 · 211061483
Nearby stock numbers  ·
Features
  • Manifold Assembly,hydraulic — FSC 4730
  • 3 manufacturer part numbers on file
  • Manufacturer of record: Naval Sea Systems Command
Identification
  • NSN: 4730-01-417-4658
  • NIIN: 014174658
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 556-6406593-MTPD-ASSY-B
  • Manufacturer: Naval Sea Systems Command
General Description

The Manifold Assembly,hydraulic, cataloged under National Stock Number 4730-01-417-4658, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Naval Sea Systems Command. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-417-4658
Primary Part Number556-6406593-MTPD-ASSY-B
Item NameManifold Assembly,hydraulic
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerNaval Sea Systems Command
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-428-8798218012887 POSSIBLE MATCH
RETAINER,SEAT,VALVE
Possible match (shared part number)Naval Sea Systems Command
4820-01-429-0161218012886 POSSIBLE MATCH
CAP,VALVE
Possible match (shared part number)Naval Sea Systems Command
4820-01-429-0165218018056 POSSIBLE MATCH
RETAINER,SEAT,VALVE
Possible match (shared part number)Naval Sea Systems Command
4820-01-429-0168218012893 POSSIBLE MATCH
SEAT,VALVE
Possible match (shared part number)Naval Sea Systems Command
4820-01-429-0340218002814 POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)Naval Sea Systems Command
3040-01-429-8385218012896 POSSIBLE MATCH
PLATE,RETAINING,SHAFT
Possible match (shared part number)Naval Sea Systems Command
4730-01-430-7280218002797 POSSIBLE MATCH
MANIFOLD,HYDRAULIC SYSTEM ACCESS
Possible match (shared part number)Naval Sea Systems Command
5355-01-430-8815556-6406593-MTPD-A13 POSSIBLE MATCH
POINTER,DIAL
Possible match (shared part number)Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
218002829 Naval Sea Systems Command (USA)
556-6406593-MTPD-ASSY-B PRIMARY Naval Sea Systems Command (USA)
211061483 Naval Sea Systems Command (USA)
Reference documents
ReferenceMeaning
6406593 D/9 Drawing number reference only
Naval Sea Systems Command
Related Parts
4820-01-428-8798POSSIBLE MATCH
RETAINER,SEAT,VALVE
218012887
4820-01-429-0161POSSIBLE MATCH
CAP,VALVE
218012886
4820-01-429-0165POSSIBLE MATCH
RETAINER,SEAT,VALVE
218018056
4820-01-429-0168POSSIBLE MATCH
SEAT,VALVE
218012893
4820-01-429-0340POSSIBLE MATCH
STEM,FLUID VALVE
218002814
3040-01-429-8385POSSIBLE MATCH
PLATE,RETAINING,SHAFT
218012896
4730-01-430-7280POSSIBLE MATCH
MANIFOLD,HYDRAULIC SYSTEM ACCESS
218002797
5355-01-430-8815POSSIBLE MATCH
POINTER,DIAL
556-6406593-MTPD-A13

Frequently Asked Questions

What is NSN 4730-01-417-4658?

NSN 4730-01-417-4658 is a Manifold Assembly,hydraulic, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-417-4658?

NSN 4730-01-417-4658 has 3 manufacturer part numbers on file: 218002829 (Naval Sea Systems Command), 556-6406593-MTPD-ASSY-B (Naval Sea Systems Command), 211061483 (Naval Sea Systems Command).

What NSN replaces 4730-01-417-4658?

8 possible matches (shared part number, not a government interchangeability claim): 4820-01-428-8798, 4820-01-429-0161, 4820-01-429-0165. Verify interchangeability with system specifications before substitution.

What are the specifications of 556-6406593-MTPD-ASSY-B?

Key specifications for 556-6406593-MTPD-ASSY-B: End Item Identification: SEAWOLF CLASS SSN. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-417-4658 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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