The Plug,pipe,magnetic, cataloged under National Stock Number 4730-01-234-5649, 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 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-234-5649 |
| Item Name | Plug,pipe,magnetic |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Head Height | 0.312 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Criticality Code Justification | ZZZX |
| Style Designator | PLUG, MAGNETIC |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 0.875 INCHES EXTERNAL IN |
| Nominal Thread Size | 0.625 INCHES INTERNAL IN |
| Departure From Cited Designator | QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| Body Length | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | B CLASS |
| Material | NICKEL ALLOY OVERALL |
| Thread Series Designator | UNF INTERNAL |
| Thread Series Designator | UNF EXTERNAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Reference | Meaning |
|---|---|
| MS-18229 | 4/1 Identification reference U.S. Government activity |
| MS-18229L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
NSN 4730-01-234-5649 is a Plug,pipe,magnetic, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4730-01-235-0514. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-234-5649: Head Height: 0.312 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN; Criticality Code Justification: ZZZX; Style Designator: PLUG, MAGNETIC; Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 12 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.