The Plug,pipe, cataloged under National Stock Number 4730-00-618-2686, 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 Us Army Aviation and Missile Command. Government technical data includes 10 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-618-2686 |
| Primary Part Number | 9166106 |
| Item Name | Plug,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Head Type | SOLID |
| Nominal Pipe Size for Which Designed | 0.250 INCHES IN |
| Connection Style | PLAIN |
| Drive End Style | RAISED SQUARE |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.250 INCHES EXTERNAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Body Type | SOLID |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | NPT EXTERNAL |
| 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 |
|---|---|
| 9166106 PRIMARY | Us Army Aviation and Missile Command (USA) |
| 1-4SHPSS PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| Reference | Meaning |
|---|---|
| 11240508-9 | 5/9 Secondary reference Ballistic Missile Defense Systems Command |
| 1/4NPT,SQHD | C/1 Advisory reference — outside the item-of-supply concept Allmetal Screw Products Corp |
| 1-4SHPSS | 5/9 Secondary reference U.S. Government activity |
| 1-4SHPSS | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters |
NSN 4730-00-618-2686 is a Plug,pipe, manufactured by Us Army Aviation and Missile Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-618-2686 has 2 manufacturer part numbers on file: 9166106 (Us Army Aviation and Missile Command), 1-4SHPSS (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-391-3264, 4730-01-699-3875. Verify interchangeability with system specifications before substitution.
Key specifications for 9166106: Head Type: SOLID; Nominal Pipe Size for Which Designed: 0.250 INCHES IN; Connection Style: PLAIN; Drive End Style: RAISED SQUARE. 10 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.