The Plug,valve,relief, cataloged under National Stock Number 4730-01-139-6978, 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1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-139-6978 |
| Item Name | Plug,valve,relief |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| General Characteristics Item Description | POLYTETRAFLUOROETHYLENE,GRAPHITE FILLED; 0.820 IN. MIN,0.860 IN. MAX. LG IN |
| 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 |
|---|---|
| 10158907 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 3025T54P01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-139-6978 is a Plug,valve,relief, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-139-6978: General Characteristics Item Description: POLYTETRAFLUOROETHYLENE,GRAPHITE FILLED; 0.820 IN. MIN,0.860 IN. MAX. LG IN; End Item Identification: AIRCRAFT ENGINE F404-GE-400. 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.