The Plug,pipe, cataloged under National Stock Number 4730-01-395-4636, 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 Inventory Control Point Mechanicsburg. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-395-4636 |
| Primary Part Number | 211066721L1 |
| Item Name | Plug,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Material Document and Classification | QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Nominal Thread Size | 1.125 INCHES EXTERNAL IN |
| Material | NICKEL ALLOY OVERALL |
| Thread Series Designator | UNF EXTERNAL |
| Reference Number Differentiating Characteristics | QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 211066721L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| DF2740-2540 FN 5L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 211066721 | 3/1 Design control — primary reference Naval Sea Systems Command |
| DF2740-2540 FN 5 | 5/1 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 4730-01-395-4636 is a Plug,pipe, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-395-4636 has 2 manufacturer part numbers on file: 211066721L1 (Naval Inventory Control Point Mechanicsburg), DF2740-2540 FN 5L1 (Naval Inventory Control Point Mechanicsburg).
Key specifications for 211066721L1: Criticality Code Justification: ZZZY; Material Document and Classification: QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE BODY; Nominal Thread Size: 1.125 INCHES EXTERNAL IN; Material: NICKEL ALLOY OVERALL. 6 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.